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Substance Name: Malononitrile
RN: 109-77-3
UNII: EBL1KKS93J
InChIKey: CUONGYYJJVDODC-UHFFFAOYSA-N

Molecular Formula

  • C3-H2-N2

Molecular Weight

  • 66.0628
 

Classification Codes

Classification Code

  • Skin / Eye Irritant

Superlist Classification Codes

  • Reportable Quantity (RQ) = 1000 lb
  • Threshold Planning Quantity (TPQ) = 500/10000 lb

Names and Synonyms

Name of Substance

  • Dicyanmethane
  • Malononitrile

Synonyms

  • 4-02-00-01892 (Beilstein Handbook Reference)
  • AI3-24285
  • BRN 0773697
  • CCRIS 4663
  • Cyanoacetonitrile
  • Dicyanomethane
  • Dwumetylosulfotlenku
  • Dwumetylosulfotlenku [Polish]
  • EC 203-703-2
  • EINECS 203-703-2
  • HSDB 2523
  • Malonic acid dinitrile
  • Malonic dinitrile
  • Malonodinitrile
  • Malononitrile
  • Methane, dicyano-
  • Methylene cyanide
  • Methylenecyanide
  • Methylenedinitrile
  • Nitril kyseliny malonove
  • Nitril kyseliny malonove [Czech]
  • Nitrile kyseliny malonove
  • Nitrile kyseliny malonove [Czech]
  • NSC 3769
  • Propanedinitrile
  • Propanedinitrite
  • RCRA waste number U149
  • UNII-EBL1KKS93J
  • USAF A-4600
  • USAF KF-19

Systematic Names

  • Malonic dinitrile
  • Malononitrile
  • Propanedinitrile

Superlist Names

  • Malononitrile
  • Malononitrile [UN2647] [Poison]
  • Propanedinitrile
  • RCRA waste no. U149
  • UN2647

Registry Numbers

CAS Registry Number

  • 109-77-3

FDA UNII

  • EBL1KKS93J

Other Registry Number

  • 144804-99-9

System Generated Number

  • 0000109773

Structure Descriptors

InChI

1S/C3H2N2/c4-2-1-3-5/h1H2

InChIKey

CUONGYYJJVDODC-UHFFFAOYSA-N

Smiles

C(C#N)C#N

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
dog LDLo subcutaneous 6500ug/kg (6.5mg/kg) GASTROINTESTINAL: NAUSEA OR VOMITING

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
Archives Internationales de Pharmacodynamie et de Therapie. Vol. 3, Pg. 77, 1897.
frog LDLo subcutaneous 95mg/kg (95mg/kg)   Archives Internationales de Pharmacodynamie et de Therapie. Vol. 3, Pg. 77, 1897.
guinea pig LD50 subcutaneous 21mg/kg (21mg/kg) BEHAVIORAL: EXCITEMENT

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
Medycyna Pracy. Industrial Medicine. Vol. 27, Pg. 1, 1976.
mouse LD50 intraperitoneal 13mg/kg (13mg/kg) LUNGS, THORAX, OR RESPIRATION: DYSPNEA

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: GENERAL ANESTHETIC
Nature. Vol. 228, Pg. 1315, 1970.
mouse LD50 intravenous 32mg/kg (32mg/kg)   U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#07576,
mouse LD50 oral 19mg/kg (19mg/kg)   Khigiena i Zdraveopazvane. Hygiene and Sanitation. Vol. 9, Pg. 50, 1966.
mouse LDLo subcutaneous 8mg/kg (8mg/kg)   Archives Internationales de Pharmacodynamie et de Therapie. Vol. 3, Pg. 77, 1897.
pigeon LDLo subcutaneous 80mg/kg (80mg/kg)   Archives Internationales de Pharmacodynamie et de Therapie. Vol. 3, Pg. 77, 1897.
rabbit LD50 intraperitoneal 10043ug/kg (10.043mg/kg) BLOOD: OTHER CHANGES Toxicologist. Vol. 3, Pg. 64, 1983.
rabbit LD50 intravenous 28mg/kg (28mg/kg)   Polish Journal of Pharmacology and Pharmacy. Vol. 31, Pg. 563, 1979.
rabbit LDLo subcutaneous 6mg/kg (6mg/kg)   Comptes Rendus des Seances de la Societe de Biologie et de Ses Filiales. Vol. 96, Pg. 202, 1927.
rat LD50 intraperitoneal 20550ug/kg (20.55mg/kg) BEHAVIORAL: EXCITEMENT

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
Medycyna Pracy. Industrial Medicine. Vol. 27, Pg. 1, 1976.
rat LD50 oral 14mg/kg (14mg/kg)   National Technical Information Service. Vol. OTS0526327,
rat LD50 skin 350mg/kg (350mg/kg) BEHAVIORAL: EXCITEMENT

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
Medycyna Pracy. Industrial Medicine. Vol. 27, Pg. 1, 1976.
rat LD50 subcutaneous 31500ug/kg (31.5mg/kg) BEHAVIORAL: EXCITEMENT

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
Medycyna Pracy. Industrial Medicine. Vol. 27, Pg. 1, 1976.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 32 deg C   EXP
Boiling Point 218.5 deg C   EXP
pKa Dissociation Constant 11.4 (none)   EXP
log P (octanol-water) -0.6 (none)   EXP
Water Solubility 1.33E+05 mg/L 25 EXP
Henry's Law Constant 1.31E-07 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 3.37E-14 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.