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LC1460 Crotonic anhydride

(mixture of cis and trans isomers) for synthesis

 

Order number Packaging Quantity Price €
AC28460 Glass bottle 100 ml 16.38

 

Product information
Synonyms 2-Butenoic anhydride
Hill Formula C8H10O3
Chemical formula (CH3CH=CHCO)2O
HS Code 2916 19 95
EC number 210-807-1
Molar mass 154.17 g/mol
CAS number 623-68-715

 

Chemical and physical data
Ignition temperature 290 °C
Solubility (20 °C) (decomposition)
Melting point -20 °C
Molar mass 154.17 g/mol
Density 1.04 g/cm3 (20 °C)
Boiling point 250 °C
Vapor pressure 1 hPa (25 °C)
Flash point 113 °C
Refractive index 1.4741 (20 °C, 589 nm)

 

Safety information
R Phrase R 37/38-41-50
Irritating to respiratory system and skin.Risk of serious damage to eyes.Very toxic to aquatic organisms.
S Phrase S 26-39-61
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear eye/face protection.Avoid release to the environment. Refer to special instructions/ Safety data sheets.
Categories of danger irritant, dangerous for the environment
Hazard Symbol

Irritant

Dangerous for the environment

RTECS GQ6125000
Storage class 10 Combustible liquids not in Storage Class 3
WGK WGK 2 water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

 

Transport information
Declaration (transport by sea) IMDG-Code UN 3082 ENVIRONMENTALLY HAZARDOUS SUBSTANCE, LIQUID, N.O.S.(CROTONIC ANHYDRIDE), 9, III, Marine Pollutant: P
Declaration (transport by air) IATA-DGR UN 3082 ENVIRONMENTALLY HAZARDOUS SUBSTANCE, LIQUID, N.O.S.(CROTONIC ANHYDRIDE), 9, III

 

Toxicological data
LD 50 oral LD50 rat 2061 mg/kg

 

Specifications
Assay isomers (GC, area%) ≥ 96 %
Density (d 20 °C/ 4 °C) 1.038 – 1.040
Identity (IR) passes test