N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-2-naphthalenecarboxamide

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N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-2-naphthalenecarboxamide manufacturers

  • Naphthol AS-BI
  • Naphthol AS-BI pictures
  • 2025-12-24
  • CAS:1237-75-8
  • Min. Order: 1KG
  • Purity: 99%
  • Supply Ability: 1000Kg
N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-2-naphthalenecarboxamide Basic information
Product Name:N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-2-naphthalenecarboxamide
Synonyms:N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxynaphthalin-2-carboxamid;2-Naphthalenecarboxamide, N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-, 3-hydroxy;6-Bromo-2-hydroxy-3-naphthoic acid 2-methoxyanilide;Azoic Coupling Component 45;Naphthol AS-BI, 94.0%;CI NO 37566;7-BROMO-3-HYDROXY-N-(2-METHOXYPHENYL)-2-NAPHTHALENECARBOXAMIDE;5-(3-Hydroxy-2-napht
CAS:1237-75-8
MF:C18H14BrNO3
MW:372.21
EINECS:214-980-4
Product Categories:Intermediates of Dyes and Pigments;Miscellaneous Biochemicals
Mol File:1237-75-8.mol
N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-2-naphthalenecarboxamide Structure
N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-2-naphthalenecarboxamide Chemical Properties
Boiling point 467.3±40.0 °C(Predicted)
density 1.544±0.06 g/cm3(Predicted)
storage temp. 2-8°C
pka8.42±0.40(Predicted)
CAS DataBase Reference1237-75-8(CAS DataBase Reference)
EPA Substance Registry System2-Naphthalenecarboxamide, 7-bromo-3-hydroxy-N-(2-methoxyphenyl)- (1237-75-8)
Safety Information
TSCA TSCA listed
MSDS Information
N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-2-naphthalenecarboxamide Usage And Synthesis
UsesNaphthol AS-BI is a substrate of β-glucuronidase and produces a bright red effect after staining biological tissues.
PreparationO-Anisidineand 7-Bromo-3-hydroxy-2-naphthoic acidcondensation
References[1] HAYASHI M, NAKAJIMA Y, FISHMAN W H. The cytologic demonstration of β-glucuronidase employing naphthol AS-BI glucuronide and hexazonium pararosanilin; a preliminary report[J]. Journal of Histochemistry & Cytochemistry, 1964, 12(4): 293-297.
N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-2-naphthalenecarboxamide Preparation Products And Raw materials
Raw materials7-Bromo-3-hydroxy-naphthalene-2-carboxylic acid-->o-Anisidine
Tag:N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-2-naphthalenecarboxamide(1237-75-8) Related Product Information
Naphthol AS 4'-Chloro-2',5'-dimethoxyacetoacetanilide Naphtanilide EL NAPHTHOL AS-GR PURIFIED GRADE N,N'-(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(3-hydroxynaphthalene-2-carboxamide) A,A'-TEREPHTHALOYLBIS-5-CHLORO-2,4-DIMETHOXYACETANILIDE Naphthol as-bi phosphate NAPHTHOL AS-BI BETA-D-GLUCURONIDE Naphthol AS-BI phosphate disodium salt N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-2-naphthalenecarboxamide NAPHTHOL AS-BI SULFATE POTASSIUM SALT NAPHTHOL AS-BI N-ACETYL-BETA-D-GLUCOSAMINIDE NAPHTHOL AS-BI BETA-L-FUCOPYRANOSIDE NAPHTHOL AS-BI BETA-D-GALACTOPYRANOSIDE 1-(NAPHTHOL AS BI)-BETA-D-GLUCOPYRANOSIDE NAPHTHOL AS-BI PHOSPHATE SODIUM SALT NAPHTHOLAS-BIBUTYRATE N-BENZOYL-DL-PHENYLALANINE BETA-NAPHTHOL AS-BI ESTER