HCID 12884453, compound → HCID 19788491, compound
Reaction equation
[C:1]([NH:20][C:21]1[S:22][CH:23]=[C:24](/[C:26](=[N:32]/[O:33][CH2:34][CH2:35]Br)/[C:27]([O:29]CC)=[O:28])[N:25]=1)([C:14]1[CH:19]=[CH:18][CH:17]=[CH:16][CH:15]=1)([C:8]1[CH:13]=[CH:12][CH:11]=[CH:10][CH:9]=1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[SH:37][C:38]1[S:39][C:40]([CH3:43])=[N:41][N:42]=1>>[C:1]([NH:20][C:21]1[S:22][CH:23]=[C:24](/[C:26](=[N:32]/[O:33][CH2:34][CH2:35][S:37][C:38]2[S:39][C:40]([CH3:43])=[N:41][N:42]=2)/[C:27]([OH:29])=[O:28])[N:25]=1)([C:8]1[CH:9]=[CH:10][CH:11]=[CH:12][CH:13]=1)([C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1)[C:14]1[CH:15]=[CH:16][CH:17]=[CH:18][CH:19]=1Participants
3
Procedure
Reaction of ethyl 2-(2-tritylaminothiazol-4-yl)-2-((Z)-2-bromoethoxyimino)acetate (UK patent application 2017702A) with 2-mercapto-5-methyl-1,3,4-thiadiazole and hydrolysis of the ester gave 2-(2-tritylaminothiazol-4-yl)-2-[(Z)-2-(5-methyl-1,3,4-thiadiazol-2-ylthio)ethoxyimino]acetic acid; n.m.r. in solvent C: 2.7 (s,3H); 3.65 (t,2H); 4.51 (t,2H); 6.65 (s,1H); 7.34 (s,15H).
Sources & evidence
- ORD record
- ord-aed5e43c5a084002a6fb81e29be4022d
- Source dataset
- uspto-grants-1991_09
- Patent number
- US05049558
Reaction notes
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