Phenol, o-mercapto-(6CI,7CI,8CI) → Ethyl 2-(1,4-benzoxathiin-2-yl)-2-methoxyiminoacetate

HRID 1758045

Reaction equation

HRID 1758045 reaction equation
[SH:1][C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][C:3]=1[OH:8].Cl[CH2:10][C:11]([C:13](=[N:19][O:20][CH3:21])[C:14]([O:16][CH2:17][CH3:18])=[O:15])=O>>[O:8]1[C:3]2[CH:4]=[CH:5][CH:6]=[CH:7][C:2]=2[S:1][CH:10]=[C:11]1[C:13](=[N:19][O:20][CH3:21])[C:14]([O:16][CH2:17][CH3:18])=[O:15]

Participants

3

Reactant 2

HCID 70718Phenol, o-mercapto-(6CI,7CI,8CI)HCID 3017525Ethyl 4-chloro-2-(methoxyimino)-3-oxobutanoate

Product 1

HCID 53972037Ethyl 2-(1,4-benzoxathiin-2-yl)-2-methoxyiminoacetateYield 15.5%

Procedure

2-Mercaptophenol (3.5 g.) was allowed to react with ethyl 2-chloroacetyl-2-methoxyiminoacetate (6.2 g.) in a similar manner to that of Example A--(i) to give ethyl 2-(1,4-benzoxathiin-2-yl)-2-methoxyiminoacetate (syn isomer, 1.2 g.), pale yellow crystals, mp. 78° to 80° C.

Sources & evidence

ORD record
ord-488094477232437a8bc007378728ac72
Source dataset
uspto-grants-1983_02
Patent number
US04371531

Linked notes

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