1-Naphthol, GR 99%+

Name: 1-Naphthol, GR 99%+
Brand: Vaqora Chemicals
SKU: VQ-010115

About 1-Naphthol, GR 99%+

Listed under CAS 90-15-3, 1-Naphthol is a phenolic building block available from Vaqora Chemicals (AR grade), specified at ≥99% purity. Its molecular formula is C10H8O and its molecular weight is 144.17 g/mol. The IUPAC name is naphthalen-1-ol. Alternative names: a-Naphthol and 1-Hydroxynaphthalene.

The material typically appears as an off white to brown powder or crystals or solid. Key physical data: a melting point of 95-97 °C. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Danger” with 5 hazard statements. Review the Safety Data Sheet before use.

Key uses span organic synthesis, fine chemical synthesis, dyes and pigments manufacture and cosmetics and personal care. Typical end-use sectors are pharmaceutical manufacturing, academic and industrial research and textiles and dyeing.

Available in 100 g, 500 g, 5 kg and 25 kg packs, 1-Naphthol is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Organic synthesis
Fine chemical synthesis
Dyes & pigments manufacture
Cosmetics & personal care

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	1-Naphthol, GR 99%+
Catalogue No.	VQ-010115
CAS Number	90-15-3
IUPAC name	naphthalen-1-ol
Molecular formula	C₁₀H₈O
Molecular weight	144.17 g/mol
Exact mass	144.0575
Grade	AR
Purity / assay	≥99%
HSN code	29071510
InChIKey	KJCVRFUGPWSIIH-UHFFFAOYSA-N
SMILES	C1=CC=C2C(=C1)C=CC=C2O
PubChem CID	7005

Physical properties
Physical form	Crystalline
Appearance	Off white to brown powder or crystals or solid
Melting point	95-97 °C
LogP (XLogP3)	2.8
H-bond donors / acceptors	1 / 1
TPSA	20.2 Å²
UN number	UN 2811
Synonyms	a-Naphthol, 1-Hydroxynaphthalene, alpha-naphthol, 1-Naphthalenol, Furro ER, Ursol ERN, Fouramine ERN, Fourrine ERN, Tertral ERN, Basf Ursol ERN, Fourrine 99, Nako TRB

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H318Causes serious eye damage
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P354 + P338, P317, P319, P321, P330, P332 + P317, P362 + P364, P403 + P233, 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

Other grades of CAS 90-15-3

Synthesis

1-Naphthol, 99%

CAS: 90-15-3
Formula: C₁₀H₈O
MW: 144.17 g/mol

VQ-010114

Reference Standard

Duloxetine EP Impurity D

CAS: 90-15-3
Formula: C₁₀H₈O
MW: 144.17 g/mol

In stock

Frequently asked questions

What is the CAS number of 1-Naphthol, GR 99%+?

The CAS Registry Number of 1-Naphthol, GR 99%+ is 90-15-3. It is also known as a-Naphthol, 1-Hydroxynaphthalene, alpha-naphthol.

What is the molecular formula and molecular weight of 1-Naphthol, GR 99%+?

1-Naphthol, GR 99%+ has the molecular formula C10H8O and a molecular weight of 144.17 g/mol. Its IUPAC name is naphthalen-1-ol.

Which grade and pack sizes of 1-Naphthol, GR 99%+ can I order?

We supply 1-Naphthol, GR 99%+ in AR (≥99%) grade, in 100 g, 500 g, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 1-Naphthol, GR 99%+?

Yes. Every lot of 1-Naphthol, GR 99%+ 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 1-Naphthol, GR 99%+ be shipped internationally?

Yes. 1-Naphthol, GR 99%+ is classified as hazardous (UN 2811), 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.