Methyl (2E)-2-butenoate

Modify Date: 2024-01-02 13:42:18

Methyl (2E)-2-butenoate Structure
Methyl (2E)-2-butenoate structure
Common Name Methyl (2E)-2-butenoate
CAS Number 623-43-8 Molecular Weight 100.116
Density 0.9±0.1 g/cm3 Boiling Point 121.0±0.0 °C at 760 mmHg
Molecular Formula C5H8O2 Melting Point N/A
MSDS Chinese USA Flash Point 4.4±0.0 °C
Symbol GHS02 GHS07
GHS02, GHS07
Signal Word Danger

 Names

Name trans-Methyl crotonate
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.9±0.1 g/cm3
Boiling Point 121.0±0.0 °C at 760 mmHg
Molecular Formula C5H8O2
Molecular Weight 100.116
Flash Point 4.4±0.0 °C
Exact Mass 100.052429
PSA 26.30000
LogP 1.32
Vapour Pressure 14.9±0.2 mmHg at 25°C
Index of Refraction 1.414
Water Solubility IMMISCIBLE

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GQ5710000
CHEMICAL NAME :
Crotonic acid, methyl ester, (E)-
CAS REGISTRY NUMBER :
623-43-8
BEILSTEIN REFERENCE NO. :
1720292
LAST UPDATED :
199701
DATA ITEMS CITED :
7
MOLECULAR FORMULA :
C5-H8-O2
MOLECULAR WEIGHT :
100.13
WISWESSER LINE NOTATION :
2U1VO1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,865,1979 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>3200 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,865,1979
TYPE OF TEST :
LC - Lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>19000 ppm/6H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,865,1979
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1600 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,865,1979
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,865,1979
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
10 mL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,865,1979

 Safety Information

Symbol GHS02 GHS07
GHS02, GHS07
Signal Word Danger
Hazard Statements H225-H315-H319-H335
Precautionary Statements P210-P261-P305 + P351 + P338
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes F:Flammable;Xi:Irritant;
Risk Phrases R11;R36/37/38
Safety Phrases S16-S26-S36-S33-S9
RIDADR UN 3272 3/PG 2
WGK Germany 2
RTECS GQ5710000
Packaging Group II
Hazard Class 3.0
HS Code 29161980

 Synthetic Route

 Customs

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%

 Articles3

More Articles
First total syntheses of the phytotoxins solanapyrones D and E via the domino Michael protocol.

J. Org. Chem. 67(17) , 5969-76, (2002)

The phytotoxins solanapyrones D (1) and E (2) have been synthesized from the decalone prepared by the domino Michael reaction of the kinetic enolate of optically pure acetylcyclohexene with methyl cro...

The vinylogous aldol reaction of unsaturated esters and enolizable aldehydes using the novel Lewis acid aluminum tris(2,6-di-2-naphthylphenoxide).

Org. Lett. 14(11) , 2678-81, (2012)

The synthesis of the novel Lewis acid, aluminum tris(2,6-di-2-naphthylphenoxide) (ATNP), and its use in the vinylogous aldol reaction between methyl crotonate and enolizable aldehydes are described. A...

Solvent engineering: an effective tool to direct chemoselectivity in a lipase-catalyzed Michael addition. Priego J, et al.

Tetrahedron 65(2) , 536-539, (2009)

 Synonyms

Methyl-(2E)-but-2-enoat
methyl-trans-3-triethylsilylacrylate
methyl trans-crotonate
Crotonic acid, methyl ester
EINECS 210-793-7
Methyl (2E)-but-2-enoate
Methyl Crotonate
methyl-trans-4-oxo-2-pentoate
E-1-triethylsilylpropensaeuremethylester
2-Butenoic acid, methyl ester
crotonic acid methyl ester
2-Butenoic acid, methyl ester, (2E)-
Methyl (2E)-2-butenoate
Crotonic acid, methyl ester (8CI)
MFCD00009287
3-methyl-acrylic acid,methyl ester
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