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Basic information

  • Name:

  • Nitrous acid,1-methylpropyl ester

  • CAS No.:

  • 924-43-6

  • Formula:
  • C4H9 N O2
  • Synonyms:
  • Nitrousacid, sec-butyl ester (8CI); sec-Butyl nitrite (6CI,7CI); 2-Butyl nitrite

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Chemistry

EINECS of sec-Butyl nitrite (CAS NO.924-43-6): 213-104-8 
Empirical Formula: C4H9NO2
Molecular Weight: 103.1198 g/mol
Index of Refraction: 1.416
Density: 0.99 g/cm3
Enthalpy of Vaporization: 29.91 kJ/mol
Boiling Point: 70.5 °C at 760 mmHg
Vapour Pressure: 140 mmHg at 25 °C
Structure of sec-Butyl nitrite (CAS NO.924-43-6):
                   
IUPAC Name: [(2S)-Butan-2-yl] nitrite
Canonical SMILES: CCC(C)ON=O
Isomeric SMILES: CC[C@H](C)ON=O
InChI: InChI=1S/C4H9NO2/c1-3-4(2)7-5-6/h4H,3H2,1-2H3/t4-/m0/s1
InChIKey: NFGNZNFBQAGBJA-BYPYZUCNSA-N

Toxicity Data With Reference

1.    

mma-sat 1 mg/plate

     BSIBAC    Bolletino della Societe Italiana di Biologia Sperimentale. 56 (1980),816.
2.    

orl-mus LD50:423 mg/kg

     RCSADO    Research Communications in Substances Abuse. 3 (1982),233.
3.    

ihl-mus LD50:1753 ppm/1H

     FAATDF    Fundamental and Applied Toxicology. 1 (1981),448.
4.    

ipr-mus LD50:592 mg/kg

     TXAPA9    Toxicology and Applied Pharmacology. 48 (1979),A43.

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Moderately toxic by ingestion, inhalation, and intraperitoneal routes. Mutation data reported. Flammable when exposed to heat or flame or by spontaneous chemical reaction. An oxidizer. Potentially explosive. To fight fire, use water, spray, foam, dry chemical. When heated to decomposition sec-Butyl nitrite (CAS NO.924-43-6) emits toxic fumes of NOx. See also n-BUTYL NITRITE, NITRITES, and ESTERS.

Specification

 sec-Butyl nitrite , its cas register number is 924-43-6. It also can be called Nitrous acid, 1-methylpropyl ester ; and Nitrous acid, sec-butyl ester .

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