2-Naphthylamine-3,6,8-trisulfonic acid

Name: 2-Naphthylamine-3,6,8-trisulfonic acid
Brand: Vaqora Chemicals
SKU: VQ-051122

About 2-Naphthylamine-3,6,8-trisulfonic acid

2-Naphthylamine-3,6,8-trisulfonic acid (CAS 118-03-6) is an organosulfur compound offered by Vaqora Chemicals. The compound has the formula C10H9NO9S3, corresponding to a molecular weight of 383.4 g/mol. Systematically, it is named 7-aminonaphthalene-1,3,6-trisulfonic acid. Common synonyms include 2-Amino-3,6,8-naphthalenetrisulfonic acid and 7-Amino-1,3,6-naphthalenetrisulfonic acid.

Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

It is commonly used for organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 100 mg, 250 mg, 1 g and 5 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	2-Naphthylamine-3,6,8-trisulfonic acid
Catalogue No.	VQ-051122
CAS Number	118-03-6
IUPAC name	7-aminonaphthalene-1,3,6-trisulfonic acid
Molecular formula	C₁₀H₉NO₉S₃
Molecular weight	383.4 g/mol
Exact mass	382.9439
HSN code	2933
InChIKey	GFPQSWFFPRQEHH-UHFFFAOYSA-N
SMILES	C1=C2C=C(C(=CC2=C(C=C1S(=O)(=O)O)S(=O)(=O)O)N)S(=O)(=O)O
PubChem CID	8349

Physical properties
Physical form	Other
LogP (XLogP3)	-0.7
H-bond donors / acceptors	4 / 10
TPSA	214 Å²
Synonyms	2-Amino-3,6,8-naphthalenetrisulfonic acid, 7-Amino-1,3,6-naphthalenetrisulfonic acid, Kyselina 2-naftylamin-3,6,8-trisulfonova, Kyselina kochova, 7-Aminonaphthalene-1,3,6-trisulphonic acid, 2-Naphthylamine-3,8-trisulfonic acid, Kyselina 2-naftylamin-3,8-trisulfonova, 2-Amino-3,8-naphthalenetrisulfonic acid, 7-Amino-1,6-naphthalenetrisulfonic acid, 7-Aminonaphthalene-136-trisulfonic acid, 1,6-Naphthalenetrisulfonic acid, 7-amino-

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Health hazard

Environmental hazard

Signal word: Danger

Hazard statements

H314Causes severe skin burns and eye damage
H315Causes skin irritation
H319Causes serious eye irritation
H351Suspected of causing cancer
H411Toxic to aquatic life with long lasting effects

Precautionary statements: P203, P260, P264, P264 + P265, P273, P280, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P316, P318, P321, P332 + P317, P337 + P317, P362 + P364, P363, P391, 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 2-Naphthylamine-3,6,8-trisulfonic acid?

The CAS Registry Number of 2-Naphthylamine-3,6,8-trisulfonic acid is 118-03-6. It is also known as 2-Amino-3,6,8-naphthalenetrisulfonic acid, 7-Amino-1,3,6-naphthalenetrisulfonic acid, Kyselina 2-naftylamin-3,6,8-trisulfonova.

What is the molecular formula and molecular weight of 2-Naphthylamine-3,6,8-trisulfonic acid?

2-Naphthylamine-3,6,8-trisulfonic acid has the molecular formula C10H9NO9S3 and a molecular weight of 383.4 g/mol. Its IUPAC name is 7-aminonaphthalene-1,3,6-trisulfonic acid.

Which grade and pack sizes of 2-Naphthylamine-3,6,8-trisulfonic acid can I order?

We supply 2-Naphthylamine-3,6,8-trisulfonic 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 2-Naphthylamine-3,6,8-trisulfonic acid?

Yes. Every lot of 2-Naphthylamine-3,6,8-trisulfonic 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 2-Naphthylamine-3,6,8-trisulfonic acid be shipped internationally?

Yes. 2-Naphthylamine-3,6,8-trisulfonic 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.