Ethyl 4-bromocrotonate, tech. 80%

Name: Ethyl 4-bromocrotonate, tech. 80%
SKU: A10371.30

CAS: 37746-78-4 | C6H9BrO2 | 193.04 g/mol

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数量:

10 g

50 g

250 g

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製品番号（カタログ番号） A10371.30

または、製品番号A10371-30

価格（JPY）

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数量:

250 g

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化学物質識別子

CAS37746-78-4

IUPAC Nameethyl (2E)-4-bromobut-2-enoate

Molecular FormulaC6H9BrO2

InChI KeyFHGRPBSDPBRTLS-ONEGZZNKSA-N

SMILESCCOC(=O)\C=C\CBr

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仕様

スペックシート

Appearance (Color)Clear, colourless to yellow

Assay (GC)>78.0%

Refractive Index1.4890-1.4970

Formliquid

Ethyl 4-bromocrotonate is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuffs.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Ethyl 4-bromocrotonate is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuffs.

Solubility
Insoluble in water.

Notes
Store at 4°C. Incompatible with acids, bases, oxidizing agents, reducing agents. Protect from heat. Store away from strong bases.

RUO – Research Use Only

General References:

E. Ghera; Y. Ben-David. Reactions of sulfur-containing carbanions with ethyl 4-bromocrotonate. A facile synthesis of cyclopropanecarboxylates. Tetrahedron Letters. 1979, 20 4603-4606.
Reformatsky-type reactions can occur with or without allylic rearrangement: Liebigs Ann. Chem., 709, 29 (1967); Chem. Lett., 161 (1982); Synthesis, 305 (1990).
Reacts with sulfur-stabilized carbanions, e.g. from Benzyl phenyl sulfone, L04201, by conjugate addition with concomitant displacement of Br^-, to give cyclopropane esters: Tetrahedron Lett., 4603 (1979):