Cyanoacetic acid

CAS No. 372-09-8

Formula: C3H3NO2
Basic Info

Cyanoacetic acid is an organic compound. It is a white, hygroscopic solid. The compound contains two functional groups, a nitrile and a carboxylic acid. It is a precursor to cyanoacrylates, components of adhesives.

Formula
C3H3NO2
Molecular Weight
85.0614
Exact Mass
85.0164
LogP
-0.01532
PSA
61.09
Synonyms

2-cyanoacetic acid

Acetic acid, cyano-

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Properties
Appearance & Physical State
yellow-brown liquid with an unpleasant odor
Density
1.287 g/cm3
Boiling Point
108ºC (15 mmHg)
Melting Point
65-67ºC
Flash Point
107ºC
Water Solubility
1000 g/L (20 ºC)
Storage Condition
Store at 0-5ºC
Vapor Pressure
0.1 mm Hg ( 100 °C)
Safety Info
RTECS
AG3675000
Safety Statements
S20-S26-S36/37/39-S45-S61
WGK Germany
2
Risk Statements
R20/22; R31; R34; R52/53
HS Code
2926909090
RIDADR
UN 3261
Hazard Class
8
Packing Group
II
Hazard Codes
Spectrum
NMR Spectrum 1H NMR : 90 MHz in DMSO-d6
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IR Spectrum IR : KBr disc
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Mass Spectrum Mass spectrum (electron ionization)
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Raman Spectrum Raman : 4880 A,200 M,powder
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ESR Spectrum ESR : UV PHOTOLYSIS IN H2O, H2O2, 30C
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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 - rat
Dose/Duration
1500 mg/kg
Toxic Effects
Behavioral--changes in motor activity (specific assay)<br>Lungs, Thorax, or Respiration--dyspnea<br>Skin and Appendages--hair
Reference
Personal Communication from LONZA Ltd., CH-4002, Basel, Switzerland Volume(issue)/page/year: 12JAN1981

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