Isobutyl nitrite

Isobutyl nitrite, C4H9NO2, is an alkyl nitrite, an ester of isobutanol and nitrous acid. Its chemical structure is (CH3)2CH-CH2-ONO.

Isobutyl nitrite[1]
Names
Preferred IUPAC name
2-Methylpropyl nitrite
Other names
Isobutyl nitrite
Identifiers
CAS Number
3D model (JSmol)
ChEBI
ChemSpider
ECHA InfoCard 100.008.018
PubChem CID
Properties
Chemical formula
C4H9NO2
Molar mass 103.11976
Appearance Colorless liquid
Odor Almond-like[2]
Density 0.87 g/mL
Boiling point 67 °C (153 °F; 340 K)
Solubility in water
Slightly soluble
Hazards
Main hazards Highly flammable
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Isobutyl nitrite is a pungent colorless liquid. It acts as a vasodilator, and is used as an inhalant recreational drug, poppers.

Applications

Isobutyl nitrite is one of the compounds used as poppers, an inhalant drug that induces a brief euphoria. Also, it is used as part of the antidote package for cyanide poisoning.

Safety

May cause headaches, dizziness and fainting. Isobutyl nitrite is poisonous to people with glucose-6-phosphate dehydrogenase deficiency.

References

  1. Merck Index, 11th Edition, 5032.
  2. CDC - NIOSH Pocket Guide to Chemical Hazards


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