8.00504
Isobutyric anhydride
for synthesis
Synonym(s):
Isobutyric anhydride, Bis(2-methylpropionic acid) anhydride, 2-Methylpropionic anhydride
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About This Item
Linear Formula:
[(CH3)2CHCO]2O
CAS Number:
Molecular Weight:
158.19
EC Index Number:
202-603-6
UNSPSC Code:
12352106
MDL number:
vapor pressure
5 hPa ( 50 °C)
assay
≥97.0% (GC)
autoignition temp.
375 °C
potency
266 mg/kg LD50, oral (Rat), 475 mg/kg LD50, skin (Rabbit)
expl. lim.
1-6.2 % (v/v)
mp
-69 °C
transition temp
flash point 66 °C
density
0.95 g/cm3 at 20 °C
storage temp.
2-30°C
InChI
1S/C8H14O3/c1-5(2)7(9)11-8(10)6(3)4/h5-6H,1-4H3
InChI key
LSACYLWPPQLVSM-UHFFFAOYSA-N
Analysis Note
Assay (GC, area%): ≥ 97.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.950 - 0.953
Identity (IR): passes test
Density (d 20 °C/ 4 °C): 0.950 - 0.953
Identity (IR): passes test
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Regulatory Information
危险化学品
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