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Alfa Aesar™ Isobutyric anhydride, 97%

$15.85 - $15.85

Chemical Identifiers

CAS 97-72-3
Molecular Formula [(CH3)2CHCO]2O
Formula Weight 158.2
MDL Number MFCD00008913
UN Number UN2922
Beilstein 386267
Synonym 2-Methylpropionic anhydride
Chemical Name or Material Isobutyric anhydride
View More Specs


Products ${productFamilyLength}
Catalog Number Mfr. No. Quantity Price Quantity  
Catalog Number Mfr. No. Quantity Price Quantity  
AAL13240AE SDS Alfa Aesar™
L13240AE
100mL Each for $15.85
AAL132400F SDS Alfa Aesar™
L132400F
2500mL N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
AAL13240AP SDS Alfa Aesar™
L13240AP
500mL N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Specifications

Description

Applications
Isobutyric anhydride is used in the preparation of 4-O-isobutyryl derivative by reacting with octyl beta-D-glucopyranoside using C2-symmetric chiral 4-pyrrolidinopyridine as a catalyst. It acts as a starting material for esters like sucrose acetate isobutyrate, dyes and agrochemicals. It finds application as fragrance intermediate and flavorings.

Solubility
Miscible with water and ether.

Notes
Moisture sensitive. Incompatible with strong oxidizing agents and strong bases.
Description & Specifications

Chemical Identifiers

97-72-3
158.2
UN2922
2-Methylpropionic anhydride
[(CH3)2CHCO]2O
MFCD00008913
386267
Isobutyric anhydride

Specifications

100mL
[(CH3)2CHCO]2O
MFCD00008913
386267
Pungent
−56°C
Isobutyric anhydride
97-72-3
158.2
UN2922
2-Methylpropionic anhydride
182°C
67°C (152°F)
97%

Safety and Handling

GHS H Statement
H314-H318-H302-H312-H227
Causes severe skin burns and eye damage.
Causes serious eye damage.
Harmful if swallowed.
Harmful in contact with skin.
Combustible liquid.

GHS P Statement
P210-P260-P303+P361+P353-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
Do not breathe dust/fume/gas/mist/vapors/spray.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

Danger

DOTInformation : Transport Hazard Class: 8; Packing Group: II; Proper Shipping Name: CORROSIVE LIQUIDS, TOXIC, N.O.S.

TSCA : TSCA