Home > Compound List > Product Information
2-Methylbutyric acid_Molecular_structure_CAS_116-53-0)
Click picture or here to close

2-Methylbutyric acid

Catalog No. W269506 Name Sigma Aldrich
CAS Number 116-53-0 Website http://www.sigmaaldrich.com
M. F. C5H10O2 Telephone 1-800-521-8956
M. W. 102.1317 Fax
Purity ≥98% Email
Storage Chembase ID: 104327


IUPAC name
2-methylbutanoic acid
IUPAC Traditional name
(+/-)-2-methylbutyric acid


MDL Number MFCD00002669
CAS Number 116-53-0
Flavis Number 8.046
Council of Europe Number 2002
FEMA ID 2695
PubChem SID 24901262
EC Number 204-145-2


Grade FG
Grade Halal
Grade Kosher
Grade NI
Linear Formula C2H5CH(CH3)CO2H
Purity ≥98%
Allergens no known allergens
Boiling Point 176-177 °C(lit.)
Density 0.936 g/mL at 25 °C(lit.)
Flash Point 74 °C
Flash Point 165.2 °F
Organoleptic apple; apricot; cheese; chocolate; grape; fruity; pineapple; sour; strawberry; woody; wine-like
Refractive Index n20/D 1.405(lit.)
Vapor Pressure 0.5 mmHg ( 20 °C)
GHS Pictograms GHS05
GHS Pictograms GHS07
GHS Signal Word Danger
GHS Hazard statements H302 + H312-H314
European Hazard Symbols Corrosive Corrosive (C)
MSDS Link Download
Personal Protective Equipment Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
GHS Precautionary statements P280-P305 + P351 + P338-P310
Regulation Compliance FDA 21 CFR (172.515)
Regulation Compliance EU Regulation 1334/2008 & 178/2002
RID/ADR UN 3265 8/PG 3
Risk Statements 21/22-34
RTECS EK7897000
Safety Statements 26-36/37/39-45
Hazard Class 8
UN Number 3265
Packing Group 3
German water hazard class 1


Description (English)
Biochem/physiol Actions
Taste at 10 ppm
Other Notes
Natural occurrence: Apple, apricot, cider, cocoa, cranberry, grape, grape brandy, oriental tobacco, strawberry, vinegar and whiskey.
1 kg in glass bottle
1 sample in glass bottle
5, 10, 25 kg in comp drum
Description (简体中文)
Biochem/physiol Actions
10ppm 时的味道
Other Notes
1 kg in glass bottle
1 sample in glass bottle
5, 10, 25 kg in comp drum