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2-Naphthalene Sulfonic Acid

CAS 120-18-3C10H8O3SMW 208.24

2-Naphthalene Sulfonic Acid (CAS No. 120-18-3) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Organic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.

Specifications

CAS Number120-18-3
Molecular FormulaC10H8O3S
Molecular Weight208.24
LogP1.07
Purity按批次COA提供(不公开发布)
Packaging按订单/批次确认(不公开发布)
ApplicationsOrganic Chemicals
CategoryOrganic Chemicals

Where it is used

Organic Chemicals

Packaging & Supply

Packaging按订单/批次确认(不公开发布)
Purity按批次COA提供(不公开发布)
StorageSealed, cool and dry place
Lead TimeIn stock / per order

Documents & Support

COA provided with every batch; MSDS and technical documents available on request. Email us with product name and CAS number for a quote within one business day.

Frequently Asked Questions

What is the CAS number of 2-Naphthalene Sulfonic Acid?

The CAS number of 2-Naphthalene Sulfonic Acid is 120-18-3.

What purity and packaging are available?

Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.

What are the applications of 2-Naphthalene Sulfonic Acid?

Main applications include Organic Chemicals.

How do I buy 2-Naphthalene Sulfonic Acid or get a quote?

Email info@591daili.com or reach us on WhatsApp with the product name, CAS number and required quantity; quotes within one business day. Supplier: Jinan Shenghe Chemical Co., Ltd..

PubChem Public Data

Description

2-Naphthalene Sulfonic Acid · CAS 120-18-3 · C10H8O3S. UNII O9S4K2S25E. Vapor Pressure: 0.00000002 [mmHg]; LogP: 1.07.

Identification

CAS Registry Number120-18-3
PubChem CID8420
Molecular formulaC10H8O3S
IUPAC namenaphthalene-2-sulfonic acid
UNII (FDA)O9S4K2S25E

Computed Descriptors

Molecular Weight208.24
XLogP30.6
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass208.01941529
Monoisotopic Mass208.01941529
Topological Polar Surface Area62.8
Heavy Atom Count14
Formal Charge0

Physical & Chemical Properties

Vapor Pressure0.00000002 [mmHg]
LogP1.07

Physical description & handling notes

  • Dry Powder
  • Hygroscopic solid; [Sigma-Aldrich MSDS]
  • 143.8 Ų [M-H]- [CCS Type: DT; Buffer gas: N2; Ionization: ESI-; Dataset: TOXCAST; Source Identifier: DTXSID5044788]
  • 143.5 Ų [M-H]- [CCS Type: DT; Buffer gas: N2; Ionization: ESI-; Dataset: TOXCAST; Source Identifier: DTXSID4041442]

Regulatory Status

GHS notification summary0.4% (1 / 255)

GHS Hazard Classification

GHS notification summary0.4% (1 / 255)
Reported hazard statementsH302 (41.6%), H314 (99.2%), H318 (80.4%)

This chemical does not meet GHS hazard criteria for 0.4% (1 of 255) of reports.

H302 (41.6%): Harmful if swallowed [Warning Acute toxicity, oral]

Documented Uses

  • Used to make beta-naphthol and intermediates; [Merck Index] Used as a laboratory reagent, monomer in thermoplastic manufacture, intermediate for large scale chemicals, in the processing of textiles, leather, fur, and paper-pulp-paper products, and as plastifier for concrete mixtures; [ExPub: ECHA REACH Registrations]
  • Pulp and Paper Processing [Category: Industry]
  • Textiles (Fiber & Fabric Manufacturing) [Category: Industry]
  • Leather Tanning and Processing [Category: Industry]
  • Fur Dressing and Dyeing [Category: Industry]
  • Cement Producing [Category: Industry]

Synonyms

Naphthalene-2-sulfonic acid; 120-18-3; 2-NAPHTHALENESULFONIC ACID; beta-Naphthylsulfonic acid; beta-Naphthalenesulfonic acid; Naphthalene-2-sulphonic acid; DTXSID5044788; 2-Naphthalenesulfonic acid, monohydrate; O9S4K2S25E; DTXCID3024788; CHEBI:44229; RefChem:176039; 204-375-3; 2-Sulfonaphthalene; Kyselina 2-naftalensulfonova; 2-Naphthylsulfonic acid

Frequently Asked Questions

What are the CAS number and molecular formula of 2-Naphthalene Sulfonic Acid?

CAS 120-18-3; molecular formula C10H8O3S; molecular weight — g/mol.

What other names is 2-Naphthalene Sulfonic Acid known by?

Naphthalene-2-sulfonic acid, 120-18-3, 2-NAPHTHALENESULFONIC ACID, beta-Naphthylsulfonic acid, beta-Naphthalenesulfonic acid, Naphthalene-2-sulphonic acid.

Is 2-Naphthalene Sulfonic Acid classified as hazardous?

0.4% of GHS notifications report no hazard classification (1 of 255).

What are the key physical properties of 2-Naphthalene Sulfonic Acid?

Vapor Pressure: 0.00000002 [mmHg]; LogP: 1.07.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.

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