1-naphthylamine-8-sulfonic acid

Modify Date: 2026-07-07 19:50:14

1-naphthylamine-8-sulfonic acid Structure
1-naphthylamine-8-sulfonic acid structure
Common Name 1-naphthylamine-8-sulfonic acid
CAS Number 82-75-7 Molecular Weight 223.248
Density 1.5±0.1 g/cm3 Boiling Point N/A
Molecular Formula C10H9NO3S Melting Point >350°C
MSDS N/A Flash Point N/A

Summary: 8-Amino-1-Naphthalenesulfonic Acid (1-naphthylamine-8-sulfonic acid), with CAS number 82-75-7, has a molecular formula of C10H9NO3S and a molecular weight of 223.248. For research-use only, not for medical or clinical usage.


 Names

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

Name 8-Amino-1-Naphthalenesulfonic 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
Melting Point >350°C
Molecular Formula C10H9NO3S
Molecular Weight 223.248
Exact Mass 223.030319
PSA 88.77000
LogP 0.42
Index of Refraction 1.713
InChIKey CYJJLCDCWVZEDZ-UHFFFAOYSA-N
SMILES Nc1cccc2cccc(S(=O)(=O)O)c12

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Safety Information

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

Hazard Codes C:Corrosive;
Risk Phrases R34
Safety Phrases S26-S27-S36-S45
RIDADR UN 3261
Packaging Group III
Hazard Class 8
HS Code 2921450090

 Synthetic Route

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

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1-naphthylamine-8-sulfonic acid Structure

1-naphthylamine...

CAS#:82-75-7

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Literature: DE40571 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 1, p. 393

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1-naphthylamine-8-sulfonic acid Structure

1-naphthylamine...

CAS#:82-75-7

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Literature: Chemische Berichte, , vol. 27, p. 2141

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1-naphthylamine-8-sulfonic acid Structure

1-naphthylamine...

CAS#:82-75-7

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Literature: Justus Liebigs Annalen der Chemie, , vol. 275, p. 252

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1-naphthylamine-8-sulfonic acid Structure

1-naphthylamine...

CAS#:82-75-7

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Literature: Helvetica Chimica Acta, , vol. 3, p. 309

 Customs

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

HS Code 2921450090
Summary 2921450090 1-naphthylamine (α-naphthylamine), 2-naphthylamine (β-naphthylamine) and their derivatives; salts thereof。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

 1-naphthylamine-8-sulfonic acidBioassay

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

Name: qHTS assay for inhibitors of human lactate dehydrogenase
Source: NCGC
Target: N/A
External Id: LDHA
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: Primary qHTS Assay for Foot and Mouth Disease Virus Antivirals against NCGC Sytravon ...
Source: NCGC
External Id: stopgo-p2-SytraCBC-dual-FF
Name: Primary qHTS Assay for Foot and Mouth Disease Virus Antivirals against NCGC Sytravon ...
Source: NCGC
External Id: stopgo-p2-SytraCBC-dual-Ren
Name: Cell-based high throughput primary assay to identify activators of GPR151
Source: The Scripps Research Institute Molecular Screening Center
Target: RecName: Full=G-protein coupled receptor 151; AltName: Full=G-protein coupled receptor PGR7; AltName: Full=GPCR-2037; AltName: Full=Galanin receptor 4; AltName: Full=Galanin-receptor-like protein; Short=GalRL
External Id: GPR151_PHUNTER_AG_LUMI_1536_1X%ACT
Name: AlphaScreen-based biochemical high throughput primary assay to identify activators of...
Source: The Scripps Research Institute Molecular Screening Center
Target: N/A
External Id: FBW7_ACT_ALPHA_1536_1X%ACT PRUN
Name: AlphaScreen-based biochemical high throughput primary assay to identify inhibitors of...
Source: The Scripps Research Institute Molecular Screening Center
External Id: MITF_INH_Alpha_1536_1X%INH PRUN
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 Synonyms

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

1-naphthylamine-8-sulfonic acid
EINECS 201-437-1
8-Amino-1-naphthalenesulfonic acid
8-Aminonaphthalene-1-sulfonic acid
Peri acid
MFCD00035730

 1-naphthylamine-8-sulfonic acid | FAQ

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

Q: What is the English name of 8-Amino-1-Naphthalenesulfonic Acid?
A: The English name of 8-Amino-1-Naphthalenesulfonic Acid is 8-Amino-1-Naphthalenesulfonic Acid.
Q: What are the downstream products of 8-Amino-1-Naphthalenesulfonic Acid?
A: Related downstream products(CAS) of 8-Amino-1-Naphthalenesulfonic Acid: 20653-35-4;2834-91-5;134-32-7;84-86-6;82-76-8;83-31-8;569-42-6;603-72-5;129-90-8;100362-96-7.
Q: What is the SMILES notation of 8-Amino-1-Naphthalenesulfonic Acid?
A: SMILES notation of 8-Amino-1-Naphthalenesulfonic Acid is Nc1cccc2cccc(S(=O)(=O)O)c12.
Q: What is the InChIKey of 8-Amino-1-Naphthalenesulfonic Acid?
A: InChIKey of 8-Amino-1-Naphthalenesulfonic Acid is CYJJLCDCWVZEDZ-UHFFFAOYSA-N.
Q: What is the CAS number of 8-Amino-1-Naphthalenesulfonic Acid?
A: CAS number of 8-Amino-1-Naphthalenesulfonic Acid is 82-75-7.
Q: What is the polar surface area (PSA) of 8-Amino-1-Naphthalenesulfonic Acid?
A: Polar surface area (PSA) of 8-Amino-1-Naphthalenesulfonic Acid is 88.77000.
Q: What is the melting point of 8-Amino-1-Naphthalenesulfonic Acid?
A: Melting point of 8-Amino-1-Naphthalenesulfonic Acid is >350°C.
Q: What is the molecular formula of 8-Amino-1-Naphthalenesulfonic Acid?
A: Molecular formula of 8-Amino-1-Naphthalenesulfonic Acid is C10H9NO3S.
Q: What is the molecular weight of 8-Amino-1-Naphthalenesulfonic Acid?
A: Molecular weight of 8-Amino-1-Naphthalenesulfonic Acid is 223.248.
Q: What is the LogP of 8-Amino-1-Naphthalenesulfonic Acid?
A: LogP of 8-Amino-1-Naphthalenesulfonic Acid is 0.42.

 1-naphthylamine-8-sulfonic acidfactory

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

Shanghai Nianxing Industrial Co., Ltd
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