1,5-Dihydroxynaphthalene, 97%

Name: 1,5-Dihydroxynaphthalene, 97%
Brand: Vaqora Chemicals
SKU: VQ-010112

About 1,5-Dihydroxynaphthalene, 97%

Vaqora Chemicals supplies 1,5-Dihydroxynaphthalene, a phenolic building block registered under CAS number 83-56-7 with a typical assay of 97%. Its molecular formula is C10H8O2 and its molecular weight is 160.17 g/mol. The IUPAC name is naphthalene-1,5-diol. Common synonyms include Azurol and 1,5-Naphthalenediol.

It is supplied as a white to grey to orange powder. Reported physical data include a melting point of 259-261 °C. Keep the container tightly sealed and store it in a cool, dry area. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

It is commonly used for organic synthesis, pharmaceutical synthesis and dyes and pigments manufacture. It is used across pharmaceutical manufacturing, academic and industrial research and textiles and dyeing.

We offer 1,5-Dihydroxynaphthalene in 25 g, 100 g and 500 g packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Organic synthesis
Pharmaceutical synthesis
Dyes & pigments manufacture

Industries

Specifications & identifiers

Chemical identifiers
Product name	1,5-Dihydroxynaphthalene, 97%
Catalogue No.	VQ-010112
CAS Number	83-56-7
IUPAC name	naphthalene-1,5-diol
Molecular formula	C₁₀H₈O₂
Molecular weight	160.17 g/mol
Exact mass	160.0524
Purity / assay	97%
HSN code	29072910
InChIKey	BOKGTLAJQHTOKE-UHFFFAOYSA-N
SMILES	C1=CC2=C(C=CC=C2O)C(=C1)O
PubChem CID	6749

Physical properties
Physical form	Powder
Appearance	White to grey to orange powder
Melting point	259-261 °C
LogP (XLogP3)	1.8
H-bond donors / acceptors	2 / 2
TPSA	40.5 Å²
Synonyms	Azurol, 1,5-Naphthalenediol, Durafur Developer E, Oxidation Base, 1,5-Dihydroxy naphthalene, 1,5-Dihydroxynapthalene, 1,5-dihydroxynaphtalene, 1.5-naphthalenediol, 1,5-dihydroxy-naphthalene, 1,5-Naphthalindiol, 4-06-00-06554 (Beilstein Handbook Reference), 1,5-Dihydroxynaphthalene, 97%

Safety & hazard information (GHS)

Harmful / irritant

Environmental hazard

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H411Toxic to aquatic life with long lasting effects

Precautionary statements: P261, P264, P264 + P265, P270, P272, P273, P280, P301 + P317, P302 + P352, P305 + P351 + P338, P321, P330, P333 + P317, P337 + P317, P362 + P364, P391, 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 1,5-Dihydroxynaphthalene, 97%?

The CAS Registry Number of 1,5-Dihydroxynaphthalene, 97% is 83-56-7. It is also known as Azurol, 1,5-Naphthalenediol, Durafur Developer E.

What is the molecular formula and molecular weight of 1,5-Dihydroxynaphthalene, 97%?

1,5-Dihydroxynaphthalene, 97% has the molecular formula C10H8O2 and a molecular weight of 160.17 g/mol. Its IUPAC name is naphthalene-1,5-diol.

Which grade and pack sizes of 1,5-Dihydroxynaphthalene, 97% can I order?

We supply 1,5-Dihydroxynaphthalene, 97% in (97%) grade, in 25 g, 100 g, 500 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 1,5-Dihydroxynaphthalene, 97%?

Yes. Every lot of 1,5-Dihydroxynaphthalene, 97% 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 1,5-Dihydroxynaphthalene, 97% be shipped internationally?

Yes. 1,5-Dihydroxynaphthalene, 97% 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.