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Substance Name: Dimethylamine
RN: 124-40-3
UNII: ARQ8157E0Q
InChIKey: ROSDSFDQCJNGOL-UHFFFAOYSA-N

Molecular Formula

  • C2-H7-N

Molecular Weight

  • 45.0843
 

Classification Codes

Classification Codes

  • Mutation Data
  • Skin / Eye Irritant

Superlist Classification Codes

  • Reportable Quantity (RQ) = 1000 lb
  • TWA (5 ppm); STEL (15 ppm); Not classifiable as a human carcinogen
  • TWA 10 ppm (18 mg/m3)

Names and Synonyms

Name of Substance

  • Dimethylamine

Synonyms

  • Ai3-15638-X
  • CCRIS 981
  • Dimethylamine
  • Dimethylamine (anhydrous)
  • EC 204-697-4
  • EINECS 204-697-4
  • HSDB 933
  • Methanamine, N-methyl-
  • N,N-Dimethylamine
  • N-Methylmethanamine
  • NSC 8650
  • RCRA waste number U092
  • UNII-ARQ8157E0Q

Systematic Names

  • Dimethylamine
  • Dimethylamine, in aqueous solution
  • Methanamine, N-methyl-

Superlist Names

  • Dimethylamine
  • Dimethylamine solution
  • Dimethylamine solution (45% or less)
  • Dimethylamine solution (over 45% but not over 55%)
  • Dimethylamine solution (over 55% but not over 65%)
  • Dimethylamine solution [UN1160] [Flammable liquid]
  • Dimethylamine, anhydrous
  • Dimethylamine, anhydrous [UN1032] [Flammable gas]
  • Methanamine, N-methyl-
  • RCRA waste no. U092
  • UN1032
  • UN1160

Registry Numbers

CAS Registry Number

  • 124-40-3

FDA UNII

  • ARQ8157E0Q

Related Registry Numbers

  • 21249-13-8 (sulfate)
  • 23307-05-3 (sulfate[1:1])
  • 30781-73-8 (nitrate)
  • 506-59-2 (hydrochloride)

System Generated Number

  • 0000124403

Structure Descriptors

InChI

1S/C2H7N/c1-3-2/h3H,1-2H3

InChIKey

ROSDSFDQCJNGOL-UHFFFAOYSA-N

Smiles

N(C)C

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 240mg/kg (240mg/kg) GASTROINTESTINAL: ULCERATION OR BLEEDING FROM STOMACH

BEHAVIORAL: MUSCLE WEAKNESS

BEHAVIORAL: EXCITEMENT
Hygiene and Sanitation Vol. 32(6), Pg. 329, 1967.
mammal (species unspecified) LC50 inhalation 3700mg/m3 (3700mg/m3)   Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. Vol. 14, Pg. 80, 1975.
mouse LC50 inhalation 4725ppm/2H (4725ppm)   American Industrial Hygiene Association Journal. Vol. 43, Pg. 411, 1982.
mouse LD50 intraperitoneal 736mg/kg (736mg/kg)   Yakugaku Zasshi. Journal of Pharmacy. Vol. 97, Pg. 1117, 1977.
mouse LD50 oral 316mg/kg (316mg/kg) BEHAVIORAL: EXCITEMENT

BEHAVIORAL: MUSCLE WEAKNESS

GASTROINTESTINAL: ULCERATION OR BLEEDING FROM STOMACH
Hygiene and Sanitation Vol. 32(6), Pg. 329, 1967.
rabbit LD50 oral 240mg/kg (240mg/kg) GASTROINTESTINAL: ULCERATION OR BLEEDING FROM STOMACH

BEHAVIORAL: MUSCLE WEAKNESS

BEHAVIORAL: EXCITEMENT
Hygiene and Sanitation Vol. 32(6), Pg. 329, 1967.
rabbit LDLo intravenous 4gm/kg (4000mg/kg)   "Merck Index; an Encyclopedia of Chemicals, Drugs, and Biologicals", 11th ed., Rahway, NJ 07065, Merck & Co., Inc. 1989Vol. 11, Pg. 509, 1989.
rat LC50 inhalation 4540ppm/6H (4540ppm) LUNGS, THORAX, OR RESPIRATION: DYSPNEA

SENSE ORGANS AND SPECIAL SENSES: OTHER CHANGES: OLFACTION

SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE
American Industrial Hygiene Association Journal. Vol. 43, Pg. 411, 1982.
rat LD50 oral 698mg/kg (698mg/kg) GASTROINTESTINAL: ULCERATION OR BLEEDING FROM STOMACH

BEHAVIORAL: EXCITEMENT

BEHAVIORAL: MUSCLE WEAKNESS
Hygiene and Sanitation Vol. 32(6), Pg. 329, 1967.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point -9.22E+01 deg C   EXP
Boiling Point 6.8 deg C   EXP
pKa Dissociation Constant 10.73 (none)   EXP
log P (octanol-water) -0.38 (none)   EXP
Water Solubility 1.63E+06 mg/L 40 EXP
Henry's Law Constant 1.77E-05 atm-m3/mole 25 EXP
Atmospheric OH Rate Constant 6.54E-11 cm3/molecule-sec 25 EXP

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