3-Amino-4-hydroxybenzenesulfonic acid → HCID 20292497, compound

HRID 1413548Notes

Reaction equation

HRID 1413548 reaction equation
[CH3:1][NH:2][C:3]1[CH:11]=[CH:10][C:6]([C:7]([OH:9])=O)=[CH:5][CH:4]=1.[CH:12]1[C:17]([S:18]([OH:21])(=[O:20])=[O:19])=[CH:16][C:15]([NH2:22])=[C:14](O)[CH:13]=1>>[CH3:1][NH:2][C:3]1[CH:4]=[CH:5][C:6]([C:7]2[O:9][C:14]3[CH:13]=[CH:12][C:17]([S:18]([OH:21])(=[O:20])=[O:19])=[CH:16][C:15]=3[N:22]=2)=[CH:10][CH:11]=1

Participants

3

Reactant 2

HCID 73853-Amino-4-hydroxybenzenesulfonic acidHCID 663454-(Methylamino)benzoic acid

Product 1

HCID 20292497HCID 20292497, compound

Procedure

In accordance with the procedure of Example 1, 8.0 g of p-methylamino-benzoic acid were reacted with 10.0 g of 2-aminophenol-4-sulfonic acid to yield 2-(p-methylaminophenyl)-benzoxazole-5-sulfonic acid, melting point 333° (with decomposition).

Sources & evidence

ORD record
ord-2dc0c15b70354f5d838cd683cf0b3b8c
Source dataset
uspto-grants-1981_02
Patent number
US04250315

Reaction notes

Loading…