1-Naphthol-4-sulfonic acid

Modify Date: 2026-07-13 06:07:19

1-Naphthol-4-sulfonic acid Structure
1-Naphthol-4-sulfonic acid structure
Common Name 1-Naphthol-4-sulfonic acid
CAS Number 84-87-7 Molecular Weight 224.233
Density 1.5±0.1 g/cm3 Boiling Point 427ºC
Molecular Formula C10H8O4S Melting Point 170℃
MSDS N/A Flash Point N/A

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 1-Naphthol-4-sulfonic acid
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.5±0.1 g/cm3
Boiling Point 427ºC
Melting Point 170℃
Molecular Formula C10H8O4S
Molecular Weight 224.233
Exact Mass 224.014328
PSA 82.98000
LogP -0.44
Index of Refraction 1.704
InChIKey HGWQOFDAUWCQDA-UHFFFAOYSA-N
SMILES O=S(=O)(O)c1ccc(O)c2ccccc12

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi,C
Risk Phrases R34:Causes burns.
Safety Phrases S26-S36/37/39
RIDADR 3261
Packaging Group II
Hazard Class 8
HS Code 2908999090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

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%

 1-Naphthol-4-sulfonic acidBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Inhibition of human recombinant cathepsin B endopeptidase activity using Z-Arg-Arg-AM...
Source: ChEMBL
Target: Cathepsin B
External Id: CHEMBL2321257
Name: NCI human tumor cell line growth inhibition assay. Data for the MCF7 Non-Small Cell L...
Source: DTP/NCI
Target: N/A
External Id: MCF7_OneDose
Name: NCI human tumor cell line growth inhibition assay. Data for the IGROV1 Non-Small Cell...
Source: DTP/NCI
Target: N/A
External Id: IGROV1_OneDose
Name: Inhibition of recombinant NDM-1 (unknown origin) using fluorocillin as substrate at 3...
Source: ChEMBL
Target: N/A
External Id: CHEMBL5047076
Name: Inhibition of recombinant NDM-1 (unknown origin) using fluorocillin as substrate at 1...
Source: ChEMBL
Target: N/A
External Id: CHEMBL5047075
Name: Inhibition of recombinant NDM-1 (unknown origin) using fluorocillin as substrate at 3...
Source: ChEMBL
Target: N/A
External Id: CHEMBL5047074
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

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
1,4-Oxy Acid
1-Naphthol-4-sulfonic acid
Nevile-Winthers acid
1-hydroxy-4-naphthalenesulfonic acid
naphthalene 1-hydroxy-4-sulfonic acid
Neville acid
a-Naphthol-4-sulfonic acid
MFCD00065324
4-Hydroxynaphthalene-1-sulfonic acid
Nevile-Winther acid
HIGH-PURITY N.W. ACID
1-oxynaphthalene-4-sulphonic acid

 1-Naphthol-4-sulfonic acid | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What are the upstream materials of 1-Naphthol-4-sulfonic acid?
A: Related upstream materials(CAS) of 1-Naphthol-4-sulfonic acid: 567-18-0;95-50-1;90-15-3;84-86-6;162109-20-8;6328-72-9;3159-41-9;4759-11-9;1857-16-5;7757-83-7.
Q: What is the InChIKey of 1-Naphthol-4-sulfonic acid?
A: InChIKey of 1-Naphthol-4-sulfonic acid is HGWQOFDAUWCQDA-UHFFFAOYSA-N.
Q: What is the LogP of 1-Naphthol-4-sulfonic acid?
A: LogP of 1-Naphthol-4-sulfonic acid is -0.44.
Q: What is the English name of 1-Naphthol-4-sulfonic acid?
A: The English name of 1-Naphthol-4-sulfonic acid is 1-Naphthol-4-sulfonic acid.
Q: What are the downstream products of 1-Naphthol-4-sulfonic acid?
A: Related downstream products(CAS) of 1-Naphthol-4-sulfonic acid: 3567-69-9;605-69-6;90-15-3;114380-67-5;84-86-6;130-15-4;117-80-6;239-01-0;2065-37-4;13243-65-7.
Q: What is the molecular weight of 1-Naphthol-4-sulfonic acid?
A: Molecular weight of 1-Naphthol-4-sulfonic acid is 224.233.
Q: What is the polar surface area (PSA) of 1-Naphthol-4-sulfonic acid?
A: Polar surface area (PSA) of 1-Naphthol-4-sulfonic acid is 82.98000.
Q: What is the boiling point of 1-Naphthol-4-sulfonic acid?
A: Boiling point of 1-Naphthol-4-sulfonic acid is 427ºC.
Q: What is the safety information for 1-Naphthol-4-sulfonic acid?
A: Safety information for 1-Naphthol-4-sulfonic acid: S26-S36/37/39.
Q: What is the molecular formula of 1-Naphthol-4-sulfonic acid?
A: Molecular formula of 1-Naphthol-4-sulfonic acid is C10H8O4S.

 1-Naphthol-4-sulfonic acidfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
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