(2E)-2-Butenoic anhydride

Modify Date: 2024-01-05 00:34:29

(2E)-2-Butenoic anhydride structure	Common Name	(2E)-2-Butenoic anhydride
	CAS Number	623-68-7	Molecular Weight	154.163
	Density	1.0±0.1 g/cm3	Boiling Point	247.0±9.0 °C at 760 mmHg
	Molecular Formula	C₈H₁₀O₃	Melting Point	72ºC
	MSDS	N/A	Flash Point	110.6±0.0 °C

Name	Crotonic Anhydride
Synonym	More Synonyms

Density	1.0±0.1 g/cm3
Boiling Point	247.0±9.0 °C at 760 mmHg
Melting Point	72ºC
Molecular Formula	C₈H₁₀O₃
Molecular Weight	154.163
Flash Point	110.6±0.0 °C
Exact Mass	154.062988
PSA	43.37000
LogP	1.76
Vapour Pressure	0.0±0.5 mmHg at 25°C
Index of Refraction	1.465

(2E)-2-Butenoic anhydride MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GQ6125000

CHEMICAL NAME :: Crotonic anhydride

CAS REGISTRY NUMBER :: 623-68-7

LAST UPDATED :: 199701

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C8-H10-O3

MOLECULAR WEIGHT :: 154.18

WISWESSER LINE NOTATION :: 2U1VOV1U2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Open irritation test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2830 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962

Hazard Codes	C: Corrosive;
Risk Phrases	R34
Safety Phrases	S26-S36/37/39-S45
RIDADR	UN 3265 8/PG 3
WGK Germany	3
RTECS	GQ6125000
Packaging Group	III
Hazard Class	8
HS Code	2916190090

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~98%

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Precursor 10
CAS#:107-93-7 Crotonic acid CAS#:123-73-9 Crotonaldehyde CAS#:674-82-8 Diketene CAS#:3724-65-0 Crotonic acid
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CAS#:121-44-8 Triethylamine CAS#:71-43-2 benzene
DownStream 10
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CAS#:10141-07-8 [(E)-1-[(E)-but... CAS#:109299-92-5 3-[(E)-2-Buteno...

HS Code	2916190090
Summary	2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%