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542-56-3

Name Isobutylnitrite
CAS 542-56-3
EINECS(EC#) 208-819-7
Molecular Formula C4H9NO2
MDL Number MFCD00002056
Molecular Weight 103.12
MOL File 542-56-3.mol
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Chemical Properties

Appearance colourless to pale yellow liquid
Boiling point  66-67 °C(lit.)
density  0.87 g/mL at 25 °C(lit.)
refractive index  n20/D 1.373(lit.)
Fp  −6 °F
storage temp.  0-6°C
form  clear liquid
color  Light yellow to Yellow to Orange
Stability: Stable. Incompatible with acids, alcohols, strong bases. Decomposes slowly in water. Flammable-incompatible with strong oxidizing agents. Note wide explosion limits. May be light and moisture sensitive. Oxidizer. May explode if heated.
Water Solubility  <0.1 g/100 mL (19 ºC)
Sensitive  Light Sensitive/Air Sensitive
Merck  14,5149
BRN  1699518
Exposure limits ACGIH: Ceiling 1 ppm
InChIKey APNSGVMLAYLYCT-UHFFFAOYSA-N
CAS DataBase Reference 542-56-3(CAS DataBase Reference)
IARC 2B (Vol. 122) 2019
NIST Chemistry Reference (CH3)2CHCH2ONO(542-56-3)
EPA Substance Registry System 542-56-3(EPA Substance)
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Safety Data

Hazard Codes  F,T,Xi
Risk Statements 
R45:May cause cancer.
R11:Highly Flammable.
R20/22:Harmful by inhalation and if swallowed .
R68:Possible risk of irreversible effects.
Safety Statements 
S53:Avoid exposure-obtain special instruction before use .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
RIDADR  UN 2351 3/PG 2
WGK Germany  3
RTECS  RA0805000
Hazard Note  Irritant/Highly Flammable/Keep Cold/Air Sensitive/Light Sensitive
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29209090
Hazardous Substances Data 542-56-3(Hazardous Substances Data)

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