3-Hydroxy-2-naphthoic acid → 3-Hydroxy-N-benzimidazolon-5-yl-2-naphthamide

반응식

[NH2:1][C:2]1[CH:11]=[CH:10][C:5]2=[N:6][C:7](=[O:9])[N:8]=[C:4]2[CH:3]=1.[OH:12][C:13]1[C:14]([C:23](O)=[O:24])=[CH:15][C:16]2[C:21]([CH:22]=1)=[CH:20][CH:19]=[CH:18][CH:17]=2>>[OH:12][C:13]1[C:14]([C:23]([NH:1][C:2]2[CH:11]=[CH:10][C:5]3=[N:6][C:7](=[O:9])[N:8]=[C:4]3[CH:3]=2)=[O:24])=[CH:15][C:16]2[C:21]([CH:22]=1)=[CH:20][CH:19]=[CH:18][CH:17]=2

참가 물질

반응물 2

HCID 71043-Hydroxy-2-naphthoic acid

HCID 152505475-amino-2H-1,3-benzodiazol-2-one

생성물 1

HCID 204956833-Hydroxy-N-benzimidazolon-5-yl-2-naphthamide

실험 절차

The product thus obtained is fit for the preparation of azo pigments of high fastness and according to HPLC contains <0.1% of 5-aminobenzimidazolone and <0.1% of 3-hydroxy-2-naphthoic acid.

후처리

customThe product thus obtained

출처 및 근거

ORD 기록: ord-2ef7f7f9e1cf4b41ae72dd74819e48df
출처 데이터셋: uspto-grants-1998_05
DOI: 10.6084/m9.figshare.5104873.v1
특허 번호: US05756757

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