W310204

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W310204

Aldrich

 

Isovaleric acid

≥99%, FCC

Synonym:3-Methylbutanoic acid, 3-Methylbutyric acid
CAS Number:503-74-2
Linear Formula:(CH3)2CHCH2COOH
Molecular Weight:102.13
FEMA Number:3102
Beilstein Registry Number:1098522
EC Number:207-975-3
Council of Europe no.:8
MDL number:MFCD00002726
PubChem Substance ID:24901466
Flavis number:8.008

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Description


Properties

gradeFCC
 Halal
 NI
vapor pressure0.38 mmHg ( 20 °C)
assay≥99%
autoignition temp.824 °F
refractive indexn20/D 1.403(lit.)
bp175-177 °C(lit.)
mp−29 °C(lit.)
density0.925 g/mL at 20 °C(lit.)
Organolepticcheese; animal

Safety

Personal Protective EquipmentFaceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Hazard CodesC
Risk Statements34
Safety Statements26-36/37/39-45
RIDADRUN3265 8/PG 2
WGK Germany1
RTECSNY1400000
Flash Point(F)165.2 °F
Flash Point(C)74 °C

References

MerckMerck 13,5252
BeilsteinBeil. 2,IV,895
referenceAldrich MSDS 1, 1127:C / Arctander, 3057 / Corp MSDS 1 (1), 2048:A / FT-IR 1 (1), 488:A / FT-IR 2 (1), 764:C / FT-NMR 1 (1), 760:C / Fenaroli, 424 / IR-Spectra (3), 287:D / IR-Spectra (2), 259:A / NMR-Reference 2 (1), 425:B / RegBook 57 (1), 537:O / RegBook 1 (1), 537:O / Sax 6, 1673 / Sigma FT-IR 1 (1), 1406:C / Structure Index 1, 76:D:2 / Vapor Phase 3, 578:B