540-80-7 structure, C4H9NO2

tert-Butyl nitrite

CAS No.

540-80-7

Formula:

C4H9NO2

Basic Info

ert-Butyl nitrite is an intermediate used for diazotization and nitros­ation of alcohols, thiols, amines and cycloalkanes. It is also used to prepare aryl azides from aryl amines.

Formula
C4H9NO2
Molecular Weight
103.12
Exact Mass
103.063
LogP
1.4829
PSA
38.66
Synonyms

Nitrous acid, 1,1-dimethylethyl ester

Nitrous Acid tert-Butyl Ester

tert-Butylnitrite

tert-butyl nitrite

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Properties

Appearance & Physical State
clear yellow liquid
Density
0.867
Boiling Point
61-63ºC
Flash Point
-10ºC
Refractive Index
1.367-1.37
Water Solubility
slightly soluble
Storage Condition
2-8ºC

Safety Info

RTECS
RA0802000
Safety Statements
S16-S24-S46
WGK Germany
1
Risk Statements
R11; R20/22
HS Code
29209085
RIDADR
UN 2351
Hazard Class
3
Packing Group
II
Hazard Codes

MSDS

SDS 1.0
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SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 12, 2017

Revision Date: Aug 12, 2017

1.Identification

1.1 GHS Product identifier

Product name tert-Butyl nitrite

1.2 Other means of identification

Product number -
Other names Nitrous acid, 1,1-dimethylethyl ester

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

Company MOLBASE (Shanghai) Biotechnology Co., Ltd.
Address Floor 4 & 5, Building 12, No. 1001 North Qinzhou Road,
Xuhui District, Shanghai, China
Telephone +86(21)64956998
Fax +86(21)54365166

1.5 Emergency phone number

Emergency phone number +86-400-6021-666
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

2.Hazard identification

2.1 Classification of the substance or mixture

Flammable liquids, Category 2

Acute toxicity - Oral, Category 4

Acute toxicity - Inhalation, Category 4

2.2 GHS label elements, including precautionary statements

Pictogram(s)
Signal word

Danger

Hazard statement(s)

H225 Highly flammable liquid and vapour

H302 Harmful if swallowed

H332 Harmful if inhaled

Precautionary statement(s)
Prevention

P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.

P233 Keep container tightly closed.

P240 Ground and bond container and receiving equipment.

P241 Use explosion-proof [electrical/ventilating/lighting/...] equipment.

P242 Use non-sparking tools.

P243 Take action to prevent static discharges.

P280 Wear protective gloves/protective clothing/eye protection/face protection.

P264 Wash ... thoroughly after handling.

P270 Do not eat, drink or smoke when using this product.

P261 Avoid breathing dust/fume/gas/mist/vapours/spray.

P271 Use only outdoors or in a well-ventilated area.

Response

P303+P361+P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water [or shower].

P370+P378 In case of fire: Use ... to extinguish.

P301+P312 IF SWALLOWED: Call a POISON CENTER/doctor/…if you feel unwell.

P330 Rinse mouth.

P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.

P312 Call a POISON CENTER/doctor/…if you feel unwell.

Storage

P403+P235 Store in a well-ventilated place. Keep cool.

Disposal

P501 Dispose of contents/container to ...

2.3 Other hazards which do not result in classification

none

3.Composition/information on ingredients

3.1 Substances

Chemical name Common names and synonyms CAS number EC number Concentration
tert-Butyl nitrite tert-Butyl nitrite 540-80-7 none 100%

4.First-aid measures

4.1 Description of necessary first-aid measures

General advice

Consult a physician. Show this safety data sheet to the doctor in attendance.

If inhaled

If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.

In case of skin contact

Wash off with soap and plenty of water. Consult a physician.

In case of eye contact

Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.

If swallowed

Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.

4.2 Most important symptoms/effects, acute and delayed

no data available

4.3 Indication of immediate medical attention and special treatment needed, if necessary

no data available

5.Fire-fighting measures

5.1 Extinguishing media

Suitable extinguishing media

Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.

5.2 Specific hazards arising from the chemical

no data available

5.3 Special protective actions for fire-fighters

Wear self-contained breathing apparatus for firefighting if necessary.

6.Accidental release measures

6.1 Personal precautions, protective equipment and emergency procedures

Use personal protective equipment. Avoid dust formation. Avoid breathing vapours, mist or gas. Ensure adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust. For personal protection see section 8.

6.2 Environmental precautions

Prevent further leakage or spillage if safe to do so. Do not let product enter drains. Discharge into the environment must be avoided.

6.3 Methods and materials for containment and cleaning up

Pick up and arrange disposal. Sweep up and shovel. Keep in suitable, closed containers for disposal.

7.Handling and storage

7.1 Precautions for safe handling

Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Avoid exposure - obtain special instructions before use.Provide appropriate exhaust ventilation at places where dust is formed. For precautions see section 2.2.

7.2 Conditions for safe storage, including any incompatibilities

Store in cool place. Keep container tightly closed in a dry and well-ventilated place.

8.Exposure controls/personal protection

8.1 Control parameters

Occupational Exposure limit values

no data available

Biological limit values

no data available

8.2 Appropriate engineering controls

Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and at the end of workday.

8.3 Individual protection measures, such as personal protective equipment (PPE)

Eye/face protection

Safety glasses with side-shields conforming to EN166. Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).

Skin protection

Wear impervious clothing. The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace. Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique(without touching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands. The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it.

Respiratory protection

Wear dust mask when handling large quantities.

Thermal hazards

no data available

9.Physical and chemical properties

Physical state clear yellow liquid
Colour no data available
Odour no data available
Melting point/ freezing point 339°C(lit.)
Boiling point or initial boiling point and boiling range 63°C
Flammability no data available
Lower and upper explosion limit / flammability limit no data available
Flash point -13°C(lit.)
Auto-ignition temperature no data available
Decomposition temperature no data available
pH no data available
Kinematic viscosity no data available
Solubility In water:slightly soluble
Partition coefficient n-octanol/water (log value) no data available
Vapour pressure no data available
Density and/or relative density 0.867
Relative vapour density no data available
Particle characteristics no data available

10.Stability and reactivity

10.1 Reactivity

no data available

10.2 Chemical stability

Stable under recommended storage conditions.

10.3 Possibility of hazardous reactions

no data available

10.4 Conditions to avoid

no data available

10.5 Incompatible materials

no data available

10.6 Hazardous decomposition products

no data available

11.Toxicological information

Acute toxicity

  • Oral: no data available
  • Inhalation: no data available
  • Dermal: no data available

Skin corrosion/irritation

no data available

Serious eye damage/irritation

no data available

Respiratory or skin sensitization

no data available

Germ cell mutagenicity

no data available

Carcinogenicity

no data available

Reproductive toxicity

no data available

STOT-single exposure

no data available

STOT-repeated exposure

no data available

Aspiration hazard

no data available

12.Ecological information

12.1 Toxicity

  • Toxicity to fish: no data available
  • Toxicity to daphnia and other aquatic invertebrates: no data available
  • Toxicity to algae: no data available
  • Toxicity to microorganisms: no data available

12.2 Persistence and degradability

no data available

12.3 Bioaccumulative potential

no data available

12.4 Mobility in soil

no data available

12.5 Other adverse effects

no data available

13.Disposal considerations

13.1 Disposal methods

Product

The material can be disposed of by removal to a licensed chemical destruction plant or by controlled incineration with flue gas scrubbing. Do not contaminate water, foodstuffs, feed or seed by storage or disposal. Do not discharge to sewer systems.

Contaminated packaging

Containers can be triply rinsed (or equivalent) and offered for recycling or reconditioning. Alternatively, the packaging can be punctured to make it unusable for other purposes and then be disposed of in a sanitary landfill. Controlled incineration with flue gas scrubbing is possible for combustible packaging materials.

14.Transport information

14.1 UN Number

ADR/RID: UN2351 IMDG: UN2351 IATA: UN2351

14.2 UN Proper Shipping Name

ADR/RID: BUTYL NITRITES
IMDG: BUTYL NITRITES
IATA: BUTYL NITRITES

14.3 Transport hazard class(es)

ADR/RID: 3 IMDG: 3 IATA: 3

14.4 Packing group, if applicable

ADR/RID: II IMDG: II IATA: II

14.5 Environmental hazards

ADR/RID: no IMDG: no IATA: no

14.6 Special precautions for user

no data available

14.7 Transport in bulk according to Annex II of MARPOL 73/78 and the IBC Code

no data available

15.Regulatory information

15.1 Safety, health and environmental regulations specific for the product in question

Chemical name Common names and synonyms CAS number EC number
tert-Butyl nitrite tert-Butyl nitrite 540-80-7 none
European Inventory of Existing Commercial Chemical Substances (EINECS) Listed.
EC Inventory Listed.
United States Toxic Substances Control Act (TSCA) Inventory Not Listed.
China Catalog of Hazardous chemicals 2015 Not Listed.
New Zealand Inventory of Chemicals (NZIoC) Listed.
Philippines Inventory of Chemicals and Chemical Substances (PICCS) Listed.
Vietnam National Chemical Inventory Not Listed.
Chinese Chemical Inventory of Existing Chemical Substances (China IECSC) Not Listed.

16.Other information

Information on revision

Creation Date Aug 12, 2017
Revision Date Aug 12, 2017

Abbreviations and acronyms

  • CAS: Chemical Abstracts Service
  • ADR: European Agreement concerning the International Carriage of Dangerous Goods by Road
  • RID: Regulation concerning the International Carriage of Dangerous Goods by Rail
  • IMDG: International Maritime Dangerous Goods
  • IATA: International Air Transportation Association
  • TWA: Time Weighted Average
  • STEL: Short term exposure limit
  • LC50: Lethal Concentration 50%
  • LD50: Lethal Dose 50%
  • EC50: Effective Concentration 50%

References

  • IPCS - The International Chemical Safety Cards (ICSC), website: http://www.ilo.org/dyn/icsc/showcard.home
  • HSDB - Hazardous Substances Data Bank, website: https://toxnet.nlm.nih.gov/newtoxnet/hsdb.htm
  • IARC - International Agency for Research on Cancer, website: http://www.iarc.fr/
  • eChemPortal - The Global Portal to Information on Chemical Substances by OECD, website: http://www.echemportal.org/echemportal/index?pageID=0&request_locale=en
  • CAMEO Chemicals, website: http://cameochemicals.noaa.gov/search/simple
  • ChemIDplus, website: http://chem.sis.nlm.nih.gov/chemidplus/chemidlite.jsp
  • ERG - Emergency Response Guidebook by U.S. Department of Transportation, website: http://www.phmsa.dot.gov/hazmat/library/erg
  • Germany GESTIS-database on hazard substance, website: http://www.dguv.de/ifa/gestis/gestis-stoffdatenbank/index-2.jsp
  • ECHA - European Chemicals Agency, website: https://echa.europa.eu/

Disclaimer: The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. The information in this document is based on the present state of our knowledge and is applicable to the product with regard to appropriate safety precautions. It does not represent any guarantee of the properties of the product. We as supplier shall not be held liable for any damage resulting from handling or from contact with the above product.
MSDS
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  tert-Butyl Nitrite      Revision number: 5    
  SAFETY DATA SHEET

Section 1. IDENTIFICATION
  Product name:        tert-Butyl Nitrite    
    
  Revision number:        5    

Section 2. HAZARDS IDENTIFICATION
  GHS classification
  PHYSICAL HAZARDS
    Category 2
  Flammable liquids
  HEALTH HAZARDS
    Category 4
  Acute toxicity (Oral)
  Acute toxicity (Inhalation)        Category 4    
    Blood system, Nervous system, Cardiovascular system
  Specific target organ toxicity
  - Single exposure [Category 1]
    Not classified
  ENVIRONMENTAL HAZARDS
  GHS label elements, including precautionary statements
  Pictograms or hazard symbols
  Signal word        Danger    
    Highly flammable liquid and vapour
  Hazard statements
    Harmful if swallowed or if inhaled
    Causes damage to organs : Blood system Nervous system
    Cardiovascular system
  Precautionary statements:
  [Prevention]        Keep away from heat/sparks/open flames/hot surfaces. - No smoking.    
    Keep container tightly closed.
    Use explosion-proof electrical/ventilating/lighting equipment. Take precautionary
    measures against ignition by the static discharge and the spark.
    Do not breathe dust/fume/gas/mist/vapours/spray.
    Use only outdoors or in a well-ventilated area.
    Do not eat, drink or smoke when using this product.
    Wash hands thoroughly after handling.
    Wear protective gloves/eye protection/face protection.
  [Response]        IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for    
    breathing. Call a POISON CENTER or doctor/physician if you feel unwell.
    IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.
    Rinse mouth.
    IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse
    skin with water/shower.
    IF exposed: Call a POISON CENTER or doctor/physician.
  tert-Butyl Nitrite

Section 2. HAZARDS IDENTIFICATION
  [Storage]        Store in a well-ventilated place. Keep cool.    
    Store locked up.
  [Disposal]        Dispose of contents/container through a waste management company authorized by    
    the local government.

Section 3. COMPOSITION/INFORMATION ON INGREDIENTS
  Substance/mixture:        Substance    
  Components:        tert-Butyl Nitrite    
    >90.0%(GC)
  Percent:
  CAS Number:        540-80-7    
    Nitrous Acid tert-Butyl Ester
  Synonyms:
  Chemical Formula:        C4H9NO2    

Section 4. FIRST AID MEASURES
  Inhalation:        Remove victim to fresh air and keep at rest in a position comfortable for breathing.    
    Call a POISON CENTER or doctor/physician.
  Skin contact:        Remove/Take off immediately all contaminated clothing. Gently wash with plenty of    
    soap and water. Call a POISON CENTER or doctor/physician.
  Eye contact:        Rinse cautiously with water for several minutes. Remove contact lenses, if present    
    and easy to do. Call a POISON CENTER or doctor/physician.
  Ingestion:        Call a POISON CENTER or doctor/physician. Rinse mouth.    
  Protection of first-aiders:        A rescuer should wear personal protective equipment, such as rubber gloves and air-    
    tight goggles.

Section 5. FIRE-FIGHTING MEASURES
  Suitable extinguishing        Dry chemical, foam, carbon dioxide.    
  media:
  Unsuitable extinguishing Water (It may scatter and spread fire.)
  media:
  Specific hazards arising Explosion risk in case of fire. Fight fire remotely due to the risk of explosion.
    Take care as it may decompose upon combustion or in high temperatures to
  from the chemical:
    generate poisonous fume.
  Precautions for firefighters: Fire-extinguishing work is done from the windward and the suitable fire-extinguishing
    method according to the surrounding situation is used. Uninvolved persons should
    evacuate to a safe place. In case of fire in the surroundings: Keep containers cool by
    spraying with water. Eliminate all ignition sources if safe to do so.
  Special protective        When extinguishing fire, be sure to wear personal protective equipment.    
  equipment for firefighters:

Section 6. ACCIDENTAL RELEASE MEASURES
  Personal precautions,        Use extra personal protective equipment (self-contained breathing apparatus). Keep    
  protective equipment and people away from and upwind of spill/leak. Ensure adequate ventilation. Entry to non-
  emergency procedures: involved personnel should be controlled around the leakage area by roping off, etc.
  Environmental precautions: Prevent product from entering drains.
  Methods and materials for Absorb spilled material in dry sand or inert absorbent before recovering it into an
  containment and cleaning airtight container. In case of large amount of spillage, contain a spill by bunding.
  up: Adhered or collected material should be promptly disposed of, in accordance with
    appropriate laws and regulations.
  Prevention of secondary Remove all sources of ignition. Fire-extinguishing devices should be prepared in
    case of a fire. Use spark-proof tools and explosion-proof equipment.
  hazards:

Section 7. HANDLING AND STORAGE
  Precautions for safe handling
  tert-Butyl Nitrite

Section 7. HANDLING AND STORAGE
  Technical measures:        Handling is performed in a well ventilated place. Wear suitable protective equipment.    
    Be careful not to cause leakage, overflow, or dispersion. Steam should not be
    generated unnecessarily. Keep away from heat/sparks/open flame/hot surfaces. -No
    smoking. Take measures to prevent the build up of electrostatic charge. Use
    explosion-proof equipment. Avoid shock and friction. Wash hands and face before
    breaks and immediately after handling the product.
    Use a closed system if possible. Use a ventilation, local exhaust if vapour or aerosol
    will be generated.
  Advice on safe handling: Avoid contact with skin, eyes and clothing.
    May develop pressure. Open carefully.
  Conditions for safe storage, including any
  incompatibilities
  Storage conditions:        Keep container tightly closed. Store in an explosion-poof refregerator.    
    Store under inert gas.
    Store locked up.
    Be sure not to give the container unexpected impacts, such as falling down or falling
    off.
    Store away from incompatible materials such as oxidizing agents.
    Heat-sensitive, Light-sensitive, Air-sensitive
  Packaging material:        Comply with laws.    

Section 8. EXPOSURE CONTROLS / PERSONAL PROTECTION
  Engineering controls:        Install a closed system or local exhaust. Also install safety shower and eye bath.    
  Personal protective equipment
  Respiratory protection: Half or full facepiece respirator, self-contained breathing apparatus(SCBA), supplied
    air respirator, etc. Use respirators approved under appropriate government standards
    and follow local and national regulations.
  Hand protection:        Impervious gloves.    
  Eye protection:        Safety goggles. A face-shield, if the situation requires.    
  Skin and body protection: Impervious protective clothing. Protective boots, if the situation requires.

Section 9. PHYSICAL AND CHEMICAL PROPERTIES
  Physical state (20°C):        Liquid    
    Clear
  Form:
  Colour:        Yellow    
  Odour:        Pleasant    
  pH: No data available
  Melting point/freezing point:No data available
  Boiling point/range:        63°C    
  Flash point:        -13°C    
  Flammability or explosive
  limits:
  Lower:        No data available    
  Upper:        No data available    
  Relative density:        0.87    
  Solubility(ies):
  [Water]        Slightly soluble (Decomposes)    
  [Other solvents]
  Miscible:        Alcohols    
  Very soluble:        Ether, Chloroform, Carbon disulfide    
  Insoluble:        Glycerol    

Section 10. STABILITY AND REACTIVITY
  Chemical stability:        Stable under proper conditions.    
  Possibility of hazardous May explosively decompose on heating, shock, friction, etc.
  reactions:
    Heat, Spark, Open flame, Static discharge, Shock, Friction
  Conditions to avoid:
  tert-Butyl Nitrite

Section 10. STABILITY AND REACTIVITY
  Incompatible materials: Oxidizing agents, Reducing agents
  Hazardous decomposition Carbon monoxide, Carbon dioxide, Nitrogen oxides (NOx)
  products:

Section 11. TOXICOLOGICAL INFORMATION
  Acute Toxicity:        ihl-mus LC50:10852 ppm/1H    
    ipr-mus LD50:187 mg/kg
    orl-mus LD50:308 mg/kg
  Skin corrosion/irritation: No data available
  Serious eye        No data available    
  damage/irritation:
  Germ cell mutagenicity: mmo-sat 10 umol/plate (+S9)
  Carcinogenicity:
  IARC =        No data available    
  NTP =        No data available    
  Reproductive toxicity:        No data available    
    RA0802000
  RTECS Number:

Section 12. ECOLOGICAL INFORMATION
  Ecotoxicity:
    No data available
  Fish:
  Crustacea:        No data available    
  Algae:        No data available    
  Persistence / degradability: No data available
  Bioaccumulative        No data available    
  potential(BCF):
  Mobility in soil
  Log Pow:        No data available    
    No data available
  Soil adsorption (Koc):
  Henry's Law        No data available    
  constant(PaM3/mol):

Section 13. DISPOSAL CONSIDERATIONS
    Recycle to process, if possible. Consult your local regional authorities and an expert of disposal. You may be able
    to dissolve or mix material with a combustible solvent and little by little burn in a chemical incinerator equipped with
    an afterburner and scrubber system. If a large amount of the substance is burned at a time, an explosion may
    occur. Observe all federal, state and local regulations when disposing of the substance.

Section 14. TRANSPORT INFORMATION
    3: Flammable liquid.
  Hazards Class:
  UN-No:        2351    
  Proper shipping name:        Butyl nitrites    
  Packing group:        II    

Section 15. REGULATORY INFORMATION
  Safe management ordinance of dangerous chemical product (State Council announces on January 26, 2002
  and revised on February 16,2011): Safe use and production, the storage of a dangerous chemical, transport,
    loading and unloading were prescribed.
  tert-Butyl Nitrite


SECTION 16 - ADDITIONAL INFORMATION
N/A

Spectrum

NMR Spectrum 1H NMR : Predict
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Toxicity

ACUTE TOXICITY DATA
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Type of Test
LD50 - Lethal dose, 50 percent kill
Exposure Route
Oral
Species Observed
Rodent - mouse
Dose/Duration
308 mg/kg
Toxic Effects
Liver--other changes<br>Blood--methemoglobinemia-carboxyhemoglobin
Reference
Research Communications in Substances Abuse. (PJD Pub. Ltd., P.O.Box 966, Westbury, NY 11590) V.1- 1980- Volume(issue)/page/year: 3,233,1982
ACUTE TOXICITY DATA
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Type of Test
LC50 - Lethal concentration, 50 percent kill
Exposure Route
Inhalation
Species Observed
Rodent - mouse
Dose/Duration
10852 ppm/1H
Toxic Effects
Behavioral--changes in motor activity (specific assay)<br>Lungs, Thorax, or Respiration--cyanosis<br>Kidney, Ureter, Bladder--urine volume increased
Reference
Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 1,448,1981
ACUTE TOXICITY DATA
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Type of Test
LD50 - Lethal dose, 50 percent kill
Exposure Route
Intraperitoneal
Species Observed
Rodent - mouse
Dose/Duration
187 mg/kg
Toxic Effects
Liver--other changes
Reference
Research Communications in Chemical Pathology and Pharmacology. (PJD Pub. Ltd., P.O. Box 966, Westbury, NY 11590) V.1- 1970- Volume(issue)/page/year: 26,75,1979

Related Compound Information