2-Amino-1,3,4-oxadiazole → 9H-Xanthene-9-carboxylic acid [1,3,4]oxadiazol-2-ylamide

HRID 1358428

Reaction equation

HRID 1358428 reaction equation
[O:1]1[CH:5]=[N:4][N:3]=[C:2]1[NH2:6].[CH:7]1[C:20]2[CH:19]([C:21](Cl)=[O:22])[C:18]3[C:13](=[CH:14][CH:15]=[CH:16][CH:17]=3)[O:12][C:11]=2[CH:10]=[CH:9][CH:8]=1>>[O:1]1[CH:5]=[N:4][N:3]=[C:2]1[NH:6][C:21]([CH:19]1[C:20]2[CH:7]=[CH:8][CH:9]=[CH:10][C:11]=2[O:12][C:13]2[C:18]1=[CH:17][CH:16]=[CH:15][CH:14]=2)=[O:22]

Participants

3

Reactant 2

HCID 2397872-Amino-1,3,4-oxadiazoleHCID 27608929H-xanthene-9-carbonyl chloride

Product 1

HCID 865854639H-Xanthene-9-carboxylic acid [1,3,4]oxadiazol-2-ylamide

Procedure

The title compound, white solid, m.p. 239-240° C. and MS: m/e=293 (M+) was prepared in accordance with the general method of example 44a from [1,3,4]oxadiazol-2-ylamine and 9-xanthene-carboxylic acid chloride. The [1,3,4]oxadiazol-2-ylamine, white solid, MS: m/e=85 (M+) used in the above reaction was prepared in accordance with the general method of example 44b from formic acid hydrazide and cyanogen bromide.

Sources & evidence

ORD record
ord-4654994344d74521a4c6e1495d9a2661
Source dataset
uspto-grants-2003_07
Patent number
US06596743B2

Linked notes

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