2-Aminothiophenol → 2-Amino-6-(1,3-benzothiazol-2(3H)-ylidene)cyclohexa-2,4-dien-1-one

HRID 441297Notes

Reaction equation

HRID 441297 reaction equation
[NH2:1][C:2]1[CH:10]=[CH:9][CH:8]=[C:4]([C:5](O)=O)[C:3]=1[OH:11].[NH2:12][C:13]1[CH:18]=[CH:17][CH:16]=[CH:15][C:14]=1[SH:19]>>[OH:11][C:3]1[C:2]([NH2:1])=[CH:10][CH:9]=[CH:8][C:4]=1[C:5]1[S:19][C:14]2[CH:15]=[CH:16][CH:17]=[CH:18][C:13]=2[N:12]=1

Participants

3

Reactant 2

HCID 87132-AminothiophenolHCID 684433-Aminosalicylic acid

Product 1

HCID 1356231232-Amino-6-(1,3-benzothiazol-2(3H)-ylidene)cyclohexa-2,4-dien-1-one

Procedure

2(2'-hydroxy-3'-aminophenyl)benzothiazole was prepared by reacting 3-aminosalicylic acid with o-aminobenzenethiol according to the process of Example I. At the end of 6 hours the desired product precipitated and said product was filtered and air-dried.

Workup

  1. customAt the end of 6 hours the desired product precipitated
  2. filtrationwas filtered
  3. customair-dried

Sources & evidence

ORD record
ord-d180c6ef61ad4014a530d8632bffbb90
Source dataset
uspto-grants-1977_08
Patent number
US04039553

Reaction notes

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