Naphthalene-2-sulphonic acid

Name: Naphthalene-2-sulphonic acid
Brand: Vaqora Chemicals
SKU: VQ-050059

About Naphthalene-2-sulphonic acid

Listed under CAS 120-18-3, Naphthalene-2-sulphonic acid is an organosulfur compound available from Vaqora Chemicals. Its molecular formula is C10H8O3S and its molecular weight is 208.24 g/mol. Systematically, it is named naphthalene-2-sulfonic acid. Common synonyms include beta-Naphthylsulfonic acid and beta-Naphthalenesulfonic acid.

Keep the container tightly sealed and store it in a cool, dry area. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Typical applications include organic synthesis and API synthesis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 100 mg, 250 mg, 1 g and 5 g packs, Naphthalene-2-sulphonic acid is dispatched with a Certificate of Analysis (COA) to destinations worldwide. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Naphthalene-2-sulphonic acid
Catalogue No.	VQ-050059
CAS Number	120-18-3
IUPAC name	naphthalene-2-sulfonic acid
Molecular formula	C₁₀H₈O₃S
Molecular weight	208.24 g/mol
Exact mass	208.0194
InChIKey	KVBGVZZKJNLNJU-UHFFFAOYSA-N
SMILES	C1=CC=C2C=C(C=CC2=C1)S(=O)(=O)O
PubChem CID	8420

Physical properties
Physical form	Other
LogP (XLogP3)	0.6
H-bond donors / acceptors	1 / 3
TPSA	62.8 Å²
Synonyms	beta-Naphthylsulfonic acid, beta-Naphthalenesulfonic acid, 2-Naphthalenesulfonic acid, monohydrate, 2-Sulfonaphthalene, Kyselina 2-naftalensulfonova, 2-Naphthylsulfonic acid, .beta.-Naphthalenesulfonic acid, 2-Naphthalene Sulfonic Acid, 2-naphtalenesulfonic acid, 2-napthalenesulfonic acid, 2-naphthalenesulphonic acid, .beta.-Naphthylsulfonic acid

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H318Causes serious eye damage

Precautionary statements: P260, P264, P264 + P265, P270, P280, P301 + P317, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P321, P330, P363, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Naphthalene-2-sulphonic acid?

The CAS Registry Number of Naphthalene-2-sulphonic acid is 120-18-3. It is also known as beta-Naphthylsulfonic acid, beta-Naphthalenesulfonic acid, 2-Naphthalenesulfonic acid, monohydrate.

What is the molecular formula and molecular weight of Naphthalene-2-sulphonic acid?

Naphthalene-2-sulphonic acid has the molecular formula C10H8O3S and a molecular weight of 208.24 g/mol. Its IUPAC name is naphthalene-2-sulfonic acid.

Which grade and pack sizes of Naphthalene-2-sulphonic acid can I order?

We supply Naphthalene-2-sulphonic acid, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Naphthalene-2-sulphonic acid?

Yes. Every lot of Naphthalene-2-sulphonic acid is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Naphthalene-2-sulphonic acid be shipped internationally?

Yes. Naphthalene-2-sulphonic acid is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.