97-72-3, CAS No 97-72-3

97-72-3 Isobutyric anhydride
Product Name	Isobutyric anhydride
Synonyms	2-Methylpropionic anhydride;2-methylpropanoic anhydride;ANIB
Molecular Formula	C₈H₁₄O₃
Molecular Weight	158.195
InChl	InChI=1/C8H14O3/c1-5(2)7(9)11-8(10)6(3)4/h5-6H,1-4H3
CAS Registry Number	97-72-3
EINECS	202-603-6
Molecular Structure
Density	0.976g/cm³
Melting Point	-53℃
Boiling Point	183.6°C at 760 mmHg
Refractive Index	1.418
Flash Point	59.4°C
Water Solubility	decomposes
Vapour Pressur	0.766mmHg at 25°C
Hazard Symbols	C##Corrosive:;
Risk Codes	R21/22\|\|R34:;
Safety Description	S26\|\|S36/37/39\|\|S45:;

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