Methyl p-toluenesulfonate →
Reaction equation
[CH2:1]([N:3]1[C:7](=[O:8])[C:6](=[C:9]2[N:13]([CH3:14])[C:12]3[CH:15]=[CH:16][CH:17]=[CH:18][C:11]=3[S:10]2)[S:5][C:4]1=[S:19])[CH3:2].[C:20]1([CH3:31])[CH:25]=[CH:24][C:23]([S:26]([O:29]C)(=[O:28])=[O:27])=[CH:22][CH:21]=1>>[C:20]1([CH3:31])[CH:21]=[CH:22][C:23]([S:26]([O-:29])(=[O:27])=[O:28])=[CH:24][CH:25]=1.[CH2:1]([N:3]1[C:7](=[O:8])[C:6](=[C:9]2[N:13]([CH3:14])[C:12]3[CH:15]=[CH:16][CH:17]=[CH:18][C:11]=3[S:10]2)[S:5][CH2+:4]1[S:19][CH3:20])[CH3:2]Participants
2
Reactant 2
Product 0
No Product data yet.
Procedure
The title compound was prepared from 3-ethyl-5-(3-methyl-3H-benzothiazol-2-ylidene)-2-thioxothiazolidin-4-one and methyl p-toluenesulfonate in a manner similar to that described in Example 1. 1H-NMR (CDCl3): δ 7.82 (1H, d), 7.77 (2H, d), 7.58–7.66 (2H, m), 7.49 (1H, m), 7.08 (2H, d), 4.52 (3H, s), 4.21 (2H, q), 3.29 (3H, s), 2.29 (3H, s), 1.45 (3H, t).
Sources & evidence
- ORD record
- ord-be27d9b883074778a3f31f00269ff78a
- Source dataset
- uspto-grants-2006_10
- Patent number
- US07115640B2
Reaction notes
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