isobutyl nitriteIsobutyl Nitrite

CAS No. 542-56-3
Catalog No. 654226


Isobutyl Nitrite Synonyms:

2-methylpropyl nitrite, Nitrous acid isobutyl ester;2-methylpropyl nitrite;Isobutylnitrit;Nitrite d’isobutyle;Nitrous acid, 2-methylpropyl ester;


Typical Applications:

• part of the antidote package for cyanide poisoning
• inhalant recreational drug


Physical Properties:

Form and Appearance: Clear liquid
Molecular Weight: 103.12
Specific Gravity: 0.87
Boiling Point: 66 – 67ºC
Solubility: slightly soluble in water
Flash Point: -6ºF (-21ºC)
Water Reactive: Decomposes over time
Density: 1.0±0.1 g/cm3
Vapour Pressure: 140.0±0.1 mmHg at 25°C
Enthalpy of Vaporization: 29.9±3.0 kJ/mol
Index of Refraction: 1.416
Molar Refractivity: 25.9±0.5 cm3
Polarizability: 10.3±0.5 10-24cm3
Surface Tension: 28.5±7.0 dyne/cm
Molar Volume: 103.2±7.0 cm3


Chemical Formula:




Purity/Analysis: 95% minimum by GC
Form and Appearance: Clear light yellow to tan liquid


Product Categories:

Building Blocks Nitrous acid; Organic Nitrates/Nitrites; Nitrogen Compounds; Organic Building Blocks



Available in commercial quantities



It was used to study inhalant-induced immunotoxicity. It was extensively used as room odorizers. It is a popular recreational drug.