Acetic acid, (p-tolylsulfonyl)-, ethyl ester → Toluene-4-sulfonyl-hex-4-enoic acid ethyl ester

HRID 1595583

Reaction equation

HRID 1595583 reaction equation
[C:1]1([CH3:16])[CH:6]=[CH:5][C:4]([S:7]([CH2:10][C:11]([O:13][CH2:14][CH3:15])=[O:12])(=[O:9])=[O:8])=[CH:3][CH:2]=1.Br[CH2:18][CH2:19][C:20](C)=[CH2:21]>>[CH2:14]([O:13][C:11](=[O:12])[CH:10]([S:7]([C:4]1[CH:3]=[CH:2][C:1]([CH3:16])=[CH:6][CH:5]=1)(=[O:9])=[O:8])[CH2:18][CH:19]=[CH:20][CH3:21])[CH3:15]

Participants

3

Reactant 2

HCID 76102Acetic acid, (p-tolylsulfonyl)-, ethyl esterHCID 5495854-Bromo-2-methylbut-1-ene

Product 1

HCID 86586576Toluene-4-sulfonyl-hex-4-enoic acid ethyl ester

Procedure

5-Methyl-2-(3-methyl-but-2-enyl)-2-(toluene-4sulfonyl-hex-4-enoic acid ethyl ester was prepared according to general method as outlined in example 9. Starting from ethyl α-(p-tolylsulfonyl)acetate (2.9g, 10.9 mmol and 4-bromo-2-methyl butene (3.42 g, 23 mmol). Yield 4.6 g; tan oil; MS 379.2 (M+H)+.

Sources & evidence

ORD record
ord-02180284806040bd96df9807d8076ba9
Source dataset
uspto-grants-2001_09
Patent number
US06288086B1

Linked notes

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