84-87-7

84-87-7 structure

Name: 1-Naphthol-4-sulfonic acid
Chemical Name: 1-Naphthol-4-sulfonic acid
CAS Number: 84-87-7
Molecular Formula: C₁₀H₈O₄S
Molecular Weight: 224.233
Catalog: Organic raw materials Carboxylic compounds and derivatives Halogenation, sulfonation, nitration or nitrosation of carboxylic acids
Create Date: 2018-02-23 08:00:00
Modify Date: 2026-07-13 06:07:19

Name	1-Naphthol-4-sulfonic acid
Synonyms	4-hydroxynaphthalene-1-sulphonicacid 4-Hydroxynaphthalene-1-sulfonicacid hydrate Naphthol-4-sulfonic acid 1-Naphthol-4-sulfonicaci 1-Naphthol-4-sulfonic acid (Nevanil acid) 4-hydroxynaphthalene-1-sulfonic acid 1,4-Oxy Acid 1-Hydroxy-4-sulfonaphthalene 1-Naphthol-4-sulfonic acid ISO 9001：2015 REACH Nevileandwinther’sacid Nevile-Winthers acid 1-hydroxy-4-naphthalenesulfonic acid Niven acid Neville acid Sodium 1-phthol-4-sulfote MFCD00065324 4-Hydroxynaphthalene-1-sulfonic acid Nevile-Winther acid HIGH-PURITY N.W. ACID 1-oxynaphthalene-4-sulphonic acid EINECS 201-568-4 4-Hydroxy-1-naphthalenesulfonic acid 1-hydroxy-naphthalene-4-sulphonic acid 1-naphthol-4-sulphonic acid Neville and winther acid 4-sulfonaphthol 1-Naphthol-4-sulfoni naphthalene 1-hydroxy-4-sulfonic acid N-(M-SULFOPHENYL) GAMMA ACID 1-NAPHTHOL-4-SULFONIC ACID NEVILLE-WINTHER ACID (NA SALT) 1-Hydroxy-4-naphthalenesulfonic acid Meville-winter acid(1-naphthol-4-sulfonic acid,NW-acid) a-Naphthol-4-sulfonic acid 1-Naphthalenesulfonicacid,4-hydroxy 4-hydroxy-1-naphthalenesulfonicaci

HS Code	2908999090
Summary	2908999090 halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%