Chemistry:Isobutyl nitrite

Isobutyl nitrite

Names
Preferred IUPAC name 2-Methylpropyl nitrite
Other names Isobutyl nitrite
Identifiers
CAS Number	542-56-3 Y
3D model (JSmol)	Interactive image
ChEBI	CHEBI:46643 Y
ChemSpider	10493 Y
PubChem CID	10958
UNII	GW9WAB6QOM Y
InChI InChI=1S/C4H9NO2/c1-4(2)3-7-5-6/h4H,3H2,1-2H3 Y Key: APNSGVMLAYLYCT-UHFFFAOYSA-N Y InChI=1/C4H9NO2/c1-4(2)3-7-5-6/h4H,3H2,1-2H3 Key: APNSGVMLAYLYCT-UHFFFAOYAF
SMILES O=NOCC(C)C
Properties
Chemical formula	C4H9NO2
Molar mass	103.11976
Appearance	Colorless liquid
Odor	Almond-like
Density	0.87 g/mL
Boiling point	67 °C (153 °F; 340 K)
Solubility in water	Slightly soluble
Hazards
Main hazards	Highly flammable
Legal status
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, C₄H₉NO₂, is an alkyl nitrite, an ester of isobutanol and nitrous acid. Its chemical structure is (CH₃)₂CH-CH₂-ONO.

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.