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1-Naphthylamine-7-Sulfonic Acid

CAS 119-28-8C10H9NO3SMW 223.25

1-Naphthylamine-7-Sulfonic Acid (CAS 119-28-8) — formula C10H9NO3S, molecular weight 223.25; category organic chemicals.

Product Overview

CAS Number119-28-8
Molecular FormulaC10H9NO3S
Molecular Weight223.25
LogP1.2
ApplicationsUses: Used to make azo dyes, [Merck Index] Used as an indicator of nitrite formation from nitrate by bacteria, [ChemIDplus], General Manufacturing Information: 2-Naphthalenesulfonic acid, 8-amino-: ACTIVE
CategoryOrganic Chemicals

Applications

Documented applications: Uses: Used to make azo dyes, [Merck Index] Used as an indicator of nitrite formation from nitrate by bacteria, [ChemIDplus], General Manufacturing Information: 2-Naphthalenesulfonic acid, 8-amino-: ACTIVE.

Technical Profile

What this product is

1-Naphthylamine-7-Sulfonic Acid is a carbon-based organic compound with CAS registry number 119-28-8 and molecular formula C10H9NO3S (molecular weight 223.25), belonging to the organic chemicals segment of chemical raw materials.

Identification

CAS number: 119-28-8

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

Also known as: 1-Naphthylamine-7-Sulfonic Acid · 1-萘胺-7-磺酸

Category: organic chemicals

Frequently Asked Questions

What is the CAS number of 1-Naphthylamine-7-Sulfonic Acid?

The CAS registry number of 1-Naphthylamine-7-Sulfonic Acid is 119-28-8.

What is the molecular formula and molecular weight of 1-Naphthylamine-7-Sulfonic Acid?

Molecular formula C10H9NO3S, molecular weight 223.25.

What other names is 1-Naphthylamine-7-Sulfonic Acid known by?

It is also registered under: 1-Naphthylamine-7-Sulfonic Acid, 1-萘胺-7-磺酸.

What are the documented applications of 1-Naphthylamine-7-Sulfonic Acid?

Recorded applications: Uses: Used to make azo dyes, [Merck Index] Used as an indicator of nitrite formation from nitrate by bacteria, [ChemIDplus], General Manufacturing Information: 2-Naphthalenesulfonic acid, 8-amino-: ACTIVE.

Which category does 1-Naphthylamine-7-Sulfonic Acid belong to?

Category: Organic Chemicals.

PubChem Public Data

Independent reference data for 1-Naphthylamine-7-Sulfonic Acid (CAS 119-28-8), compiled from public chemistry databases.

Registry identifiers across databases

CAS Registry Number119-28-8
PubChem CID8386
Molecular formulaC10H9NO3S
IUPAC name8-aminonaphthalene-2-sulfonic acid
UNII (FDA)21QEG50798

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

Documented uses on record

  • Used to make azo dyes; [Merck Index] Used as an indicator of nitrite formation from nitrate by bacteria; [ChemIDplus]
  • 2-Naphthalenesulfonic acid, 8-amino-: ACTIVE

Synonyms and trade names

8-AMINONAPHTHALENE-2-SULFONIC ACID; Cleve's acid; RefChem:73666; 119-28-8; 8-Amino-2-naphthalenesulfonic acid; 1-Naphthylamine-7-sulfonic acid; 1,7-Cleve's acid; 2-Naphthalenesulfonic acid, 8-amino-; 1-Amino-7-sulfonaphthalene; 1-Amino-7-naphthalenesulfonic acid; 1-Aminonaphthalene-7-sulfonic acid; 8-Naphthylamine-2-sulfonic acid; Cleve's theta-acid; C.I. 26135; 1-amino-naphthalene-7-sulphonic acid; MFCD00004032

Regulatory listings held on file

GHS notification summary3.9% (2 / 51)

GHS hazard classification

GHS notification summary3.9% (2 / 51)
Reported hazard statementsH314 (86.3%)

This chemical does not meet GHS hazard criteria for 3.9% (2 of 51) of reports.

H314 (86.3%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

What the public record says

1-Naphthylamine-7-Sulfonic Acid · CAS 119-28-8 · C10H9NO3S. UNII 21QEG50798.

Physical description and handling notes

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

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Supplier: Jinan Shenghe Chemical Co., Ltd.

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