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2-aminonaphthalene-5-sulfonic acid

CAS 81-05-0C10H9NO3SMW 223.25

2-aminonaphthalene-5-sulfonic acid (CAS 81-05-0) — formula C10H9NO3S, molecular weight 223.25; category organic chemicals.

Product Overview

CAS Number81-05-0
Molecular FormulaC10H9NO3S
Molecular Weight223.25
LogP1.2
CategoryOrganic Chemicals

Technical Profile

What this product is

2-aminonaphthalene-5-sulfonic acid is a carbon-based organic compound with CAS registry number 81-05-0 and molecular formula C10H9NO3S (molecular weight 223.25), belonging to the organic chemicals segment of chemical raw materials.

Identification

CAS number: 81-05-0

Its molecular formula C10H9NO3S comprises 10 C, 9 H, 1 N, 3 O, 1 S atoms.

Also known as: 2-aminonaphthalene-5-sulfonic acid · 2-氨基萘-5-磺酸

Category: organic chemicals

Frequently Asked Questions

What is the CAS number of 2-aminonaphthalene-5-sulfonic acid?

The CAS registry number of 2-aminonaphthalene-5-sulfonic acid is 81-05-0.

What is the molecular formula and molecular weight of 2-aminonaphthalene-5-sulfonic acid?

Molecular formula C10H9NO3S, molecular weight 223.25.

What other names is 2-aminonaphthalene-5-sulfonic acid known by?

It is also registered under: 2-aminonaphthalene-5-sulfonic acid, 2-氨基萘-5-磺酸.

Which category does 2-aminonaphthalene-5-sulfonic acid belong to?

Category: Organic Chemicals.

PubChem Public Data

Independent reference data for 2-aminonaphthalene-5-sulfonic acid (CAS 81-05-0), compiled from public chemistry databases.

Registry identifiers across databases

CAS Registry Number81-05-0
PubChem CID66470
Molecular formulaC10H9NO3S
IUPAC name6-aminonaphthalene-1-sulfonic acid
UNII (FDA)Y4SEI692W3

Computed descriptors

Molecular Weight223.25
XLogP31.2
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count1
Exact Mass223.03031432
Monoisotopic Mass223.03031432
Topological Polar Surface Area88.8
Heavy Atom Count15

Synonyms and trade names

81-05-0; 6-Amino-1-naphthalenesulfonic acid; Dahl's Acid; Gycolan Green BFL; 2-Naphthylamine-5-sulfonic acid; 2-Amino-5-naphthalenesulfonic acid; 6-Aminonaphthalene-1-sulphonic acid; 1-Naphthalenesulfonic acid, 6-amino-; EINECS 201-318-4; Y4SEI692W3; DTXSID10230836; 6-NAPHTHYLAMINE-1-SULFONIC ACID; 2-AMINO-5-SULFONAPHTHALENE; 2-NAPHTHYLAMINE-5-SULFONIC ACID [MI]; RefChem:540357; DTXCID40153327

GHS hazard classification

Reported hazard statementsH315 (100%), H319 (100%), H335 (50%)

H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]

H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

What the public record says

2-aminonaphthalene-5-sulfonic acid · CAS 81-05-0 · C10H9NO3S. UNII Y4SEI692W3.

Source: PubChem / Wikidata; the batch COA governs where values differ.

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Supplier: Jinan Shenghe Chemical Co., Ltd.

中文页面: 2-氨基萘-5-磺酸

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