8.22002
Crotonic anhydride
(mixture of cis and trans isomers) for synthesis
Synonym(s):
Crotonic anhydride, 2-Butenoic anhydride
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About This Item
SMILES string
O(C(=O)\C=C\C)C(=O)\C=C\C
InChI
1S/C8H10O3/c1-3-5-7(9)11-8(10)6-4-2/h3-6H,1-2H3/b5-3+,6-4+
InChI key
VJDDQSBNUHLBTD-GGWOSOGESA-N
vapor pressure
1 hPa ( 25 °C)
form
liquid
autoignition temp.
290 °C
potency
2061 mg/kg LD50, oral (Rat)
bp
250 °C
mp
-20 °C
transition temp
flash point 113 °C
density
1.04 g/cm3 at 20 °C
storage temp.
2-30°C
Quality Level
General description
Analysis Note
Density (d 20 °C/ 4 °C): 1.038 - 1.040
Identity (IR): passes test
signalword
Danger
hcodes
Hazard Classifications
Aquatic Acute 1 - Eye Dam. 1 - Skin Corr. 1B
Storage Class
8A - Combustible, corrosive hazardous materials
wgk
WGK 3
flash_point_f
235.4 °F
flash_point_c
113 °C
Certificates of Analysis (COA)
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