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58390

Isobutyric anhydride

purum, ≥98.0% (GC)

Synonym(s):

2-Methylpropionic anhydride

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About This Item

Linear Formula:
(CH3)2CHCO2COCH(CH3)2
CAS Number:
97-72-3
Molecular Weight:
158.19
EC Number:
202-603-6
UNSPSC Code:
12352100
PubChem Substance ID:
329758415
Beilstein/REAXYS Number:
386267
MDL number:
MFCD00008913
Assay:
≥98.0% (GC)
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vapor density

5.45 (vs air)

vapor pressure

10 mmHg ( 67 °C)

grade

purum

assay

≥98.0% (GC)

autoignition temp.

624 °F

expl. lim.

1.09 %, 87 °F, 7.7 %, 127 °F

refractive index

n20/D 1.406

bp

182 °C (lit.)

mp

−56 °C (lit.)

density

0.954 g/mL at 25 °C (lit.)

SMILES string

CC(C)C(=O)OC(=O)C(C)C

InChI

1S/C8H14O3/c1-5(2)7(9)11-8(10)6(3)4/h5-6H,1-4H3

InChI key

LSACYLWPPQLVSM-UHFFFAOYSA-N

Other Notes

This product has been replaced by 245771-ALDRICH | Isobutyric anhydride 97%

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pictograms

Skull and crossbonesCorrosion
GHS06,GHS05

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Skin Corr. 1B

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

flash_point_f

154.4 °F - closed cup

flash_point_c

68 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

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