80-35-3 structure, C11H12N4O3S

sulfamethoxypyridazine

CAS No.

80-35-3

Formula:

C11H12N4O3S

Basic Info

Antibacterial.

Formula
C11H12N4O3S
Molecular Weight
280.303
Exact Mass
280.063
LogP
2.6032
PSA
115.58
Synonyms

Benzenesulfonamide, 4-amino-N-(6-methoxy-3-pyridazinyl)-

4-amino-N-(6-methoxypyridazin-3-yl)benzenesulfonamide

Sulfamethoxypyridazine

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Properties

Density
1.465g/cm3
Boiling Point
564.9ºC at 760 mmHg
Flash Point
295.4ºC
Refractive Index
1.646
Storage Condition
2-8ºC

Safety Info

RTECS
WP0400000
Safety Statements
26-39
WGK Germany
2
Risk Statements
R37/38
HS Code
2935009090
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 17, 2017

Revision Date: Aug 17, 2017

1.Identification

1.1 GHS Product identifier

Product name sulfamethoxypyridazine

1.2 Other means of identification

Product number -
Other names 4-amino-N-(6-methoxypyridazin-3-yl)benzenesulfonamide

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

Skin sensitization, Category 1

Respiratory sensitization, Category 1

2.2 GHS label elements, including precautionary statements

Pictogram(s)
Signal word

Danger

Hazard statement(s)

H317 May cause an allergic skin reaction

H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statement(s)
Prevention

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

P272 Contaminated work clothing should not be allowed out of the workplace.

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

P284 [In case of inadequate ventilation] wear respiratory protection.

Response

P302+P352 IF ON SKIN: Wash with plenty of water/...

P333+P313 If skin irritation or rash occurs: Get medical advice/attention.

P321 Specific treatment (see ... on this label).

P362+P364 Take off contaminated clothing and wash it before reuse.

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

P342+P311 If experiencing respiratory symptoms: Call a POISON CENTER/doctor/...

Storage

none

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
sulfamethoxypyridazine sulfamethoxypyridazine 80-35-3 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 no data available
Colour no data available
Odour no data available
Melting point/ freezing point no data available
Boiling point or initial boiling point and boiling range 564.9ºC at 760 mmHg
Flammability no data available
Lower and upper explosion limit / flammability limit no data available
Flash point 295.4ºC
Auto-ignition temperature no data available
Decomposition temperature no data available
pH no data available
Kinematic viscosity no data available
Solubility no data available
Partition coefficient n-octanol/water (log value) no data available
Vapour pressure no data available
Density and/or relative density 1.465g/cm3
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: no data available IMDG: no data available IATA: no data available

14.2 UN Proper Shipping Name

ADR/RID: no data available
IMDG: no data available
IATA: no data available

14.3 Transport hazard class(es)

ADR/RID: no data available IMDG: no data available IATA: no data available

14.4 Packing group, if applicable

ADR/RID: no data available IMDG: no data available IATA: no data available

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
sulfamethoxypyridazine sulfamethoxypyridazine 80-35-3 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) Listed.

16.Other information

Information on revision

Creation Date Aug 17, 2017
Revision Date Aug 17, 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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  Sulfamethoxypyridazine
  SAFETY DATA SHEET

Section 1. IDENTIFICATION
  Product name:        Sulfamethoxypyridazine    

Section 2. HAZARDS IDENTIFICATION
  GHS classification
  PHYSICAL HAZARDS        Not classified    
  HEALTH HAZARDS
  Acute toxicity (Oral)        Category 5    
    Category 2
  Skin corrosion/irritation
  Serious eye damage/eye irritation        Category 1    
    Not classified
  ENVIRONMENTAL HAZARDS
  GHS label elements, including precautionary statements
  Pictograms or hazard symbols
  Signal word        Danger    
  Hazard statements        May be harmful if swallowed    
    Causes skin irritation
    Causes serious eye damage
  Precautionary statements:
    Wash hands thoroughly after handling.
  [Prevention]
    Wear protective gloves/eye protection/face protection.
    IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses,
  [Response]
    if present and easy to do. Continue rinsing.
    IF ON SKIN: Gently wash with plenty of soap and water.
    If skin irritation occurs: Get medical advice/attention.
    Take off contaminated clothing and wash before reuse.
    Immediately call a POISON CENTER or doctor/physician.

Section 3. COMPOSITION/INFORMATION ON INGREDIENTS
  Substance/mixture:        Substance    
  Components:        Sulfamethoxypyridazine    
  Percent:        >98.0%(HPLC)(T)    
  CAS Number:        80-35-3    
  Synonyms:        4-Amino-N-(6-methoxy-3-pyridazinyl)benzenesulfonamide , N-(6-Methoxy-3-    
    pyridazinyl)sulfanilamide
  Chemical Formula:        C11H12N4O3S    
  Sulfamethoxypyridazine

Section 4. FIRST AID MEASURES
  Inhalation:        Remove victim to fresh air and keep at rest in a position comfortable for breathing.    
    Immediately call a POISON CENTER or doctor/physician.
  Skin contact:        Remove/Take off immediately all contaminated clothing. Gently wash with plenty of    
    soap and water. Immediately 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. Continue rinsing.Immediately call a POISON CENTER or
    doctor/physician.
  Ingestion:        Get medical advice/attention if you feel unwell. Rinse mouth.    
    A rescuer should wear personal protective equipment, such as rubber gloves and air-
  Protection of first-aiders:
    tight goggles.

Section 5. FIRE-FIGHTING MEASURES
  Suitable extinguishing        Dry chemical, foam, water spray, carbon dioxide.    
  media:
  Specific hazards arising 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: Remove movable
    containers 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 personal protective equipment. Keep people away from and upwind of spill/leak.    
  protective equipment and Entry to non-involved personnel should be controlled around the leakage area by
  emergency procedures: roping off, etc.
  Environmental precautions: Prevent product from entering drains.
  Methods and materials for Sweep dust to collect it into an airtight container, taking care not to disperse it.
  containment and cleaning Adhered or collected material should be promptly disposed of, in accordance with
  up: appropriate laws and regulations.

Section 7. HANDLING AND STORAGE
  Precautions for safe handling
  Technical measures:        Handling is performed in a well ventilated place. Wear suitable protective equipment.    
    Prevent dispersion of dust. Wash hands and face thoroughly after handling.
    Use a local exhaust if dust or aerosol will be generated.
  Advice on safe handling: Avoid contact with skin, eyes and clothing.
  Conditions for safe storage, including any
  incompatibilities
  Storage conditions:        Keep container tightly closed. Store in a cool and dark place.    
    Store under inert gas.
    Protect from moisture.
    Store away from incompatible materials such as oxidizing agents.
    Moisture-sensitive
  Packaging material:        Comply with laws.    

Section 8. EXPOSURE CONTROLS / PERSONAL PROTECTION
  Engineering controls:        Install a closed system or local exhaust as possible so that workers should not be    
    exposed directly. Also install safety shower and eye bath.
  Personal protective equipment
  Respiratory protection: Dust respirator. Follow local and national regulations.
    Protective gloves.
  Hand protection:
  Eye protection:        Safety glasses. A face-shield, if the situation requires.    
  Skin and body protection: Protective clothing. Protective boots, if the situation requires.
  Sulfamethoxypyridazine

Section 9. PHYSICAL AND CHEMICAL PROPERTIES
  Physical state (20°C):        Solid    
  Form:        Crystal- Powder    
    Slightly pale yellow - Yellow
  Colour:
  Odour:        No data available    
  pH: No data available
  Melting point/freezing point:182°C
    No data available
  Boiling point/range:
  Flash point:        No data available    
  Flammability or explosive
  limits:
    No data available
  Lower:
  Upper:        No data available    
    No data available
  Relative density:
  Solubility(ies):
    No data available
  [Water]
  [Other solvents]        No data available    

Section 10. STABILITY AND REACTIVITY
  Chemical stability:        Stable under proper conditions.    
  Possibility of hazardous No special reactivity has been reported.
  reactions:
  Incompatible materials: Oxidizing agents
  Hazardous decomposition Carbon monoxide, Carbon dioxide, Nitrogen oxides (NOx), Sulfur oxides
  products:

Section 11. TOXICOLOGICAL INFORMATION
  Acute Toxicity:        orl-rat LD50:2739 mg/kg    
    scu-mus LD50:4500 mg/kg
    ipr-mus LD50:1200 mg/kg
  Skin corrosion/irritation: No data available
  Serious eye        No data available    
  damage/irritation:
  Germ cell mutagenicity: No data available
  Carcinogenicity:
  IARC =        No data available    
    No data available
  NTP =
  Reproductive toxicity:        No data available    
    WP0400000
  RTECS Number:

Section 12. ECOLOGICAL INFORMATION
  Ecotoxicity:
  Fish:        No data available    
  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    
  Soil adsorption (Koc):        No data available    
  Henry's Law        No data available    
  constant(PaM3/mol):
  Sulfamethoxypyridazine

Section 13. DISPOSAL CONSIDERATIONS
    Recycle to process, if possible. Consult your local regional authorities. You may be able to dissolve or mix material
    with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber system.
    Observe all federal, state and local regulations when disposing of the substance.

Section 14. TRANSPORT INFORMATION
  Hazards Class:        Does not correspond to the classification standard of the United Nations    
  UN-No:        Not listed    

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.


SECTION 16 - ADDITIONAL INFORMATION
N/A

Spectrum

NMR Spectrum 1H NMR : Predict
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Synthesis Route

1.Synthesis Route
2.Synthesis Route

Downstream Product

Toxicity

ACUTE TOXICITY DATA
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Type of Test
LD50 - Lethal dose, 50 percent kill
Exposure Route
Oral
Species Observed
Rodent - rat
Dose/Duration
2739 mg/kg
Toxic Effects
Details of toxic effects not reported other than lethal dose value--
Reference
Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,459,1961
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
1700 mg/kg
Toxic Effects
Details of toxic effects not reported other than lethal dose value--
Reference
Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 10,612,1960
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
1200 mg/kg
Toxic Effects
Peripheral Nerve and Sensation--flaccid paralysis without anesthesia (usually neuromuscular blockage)<br>Behavioral--somnolence (general depressed activity)<br>Behavioral--muscle weakness
Reference
Russian Pharmacology and Toxicology (English Translation). Translation of FATOAO. (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey, UK) V.30- 1967- Volume(issue)/page/year: 37,223,1974

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