Molekula
1,3-Dihydroxynaphthalene
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
1,3-Dihydroxynaphthalene is a organic compound used in synthesis and as an intermediate in pharmaceutical and dye production. Laboratories also use it as an analytical reagent, complementing its established role in manufacturing dyes and pharmaceutical compounds. It appears as a crystalline solid with a molecular formula of C10H8O2 and a molecular weight of 160.17 g/mol. It is stable at ambient storage conditions and carries a warning signal word due to potential hazards. Molekula supplies 1,3-Dihydroxynaphthalene from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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1 g — $79.50 per pack
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5 g — $265.60 per pack
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Pale brown powder |
| Melting Point | 120 - 126°C |
| Identification | Conforms to reference |
| Assay GC | ≥ 98% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Vapour Pressure | 0.00000715 mmHg |
Source: PubChem CID 8601 (Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 11570182 |
| CAS Number | 132-86-5 |
| IUPAC Name | naphthalene-1,3-diol |
| EC Number | 205-079-7 |
| Molecular Formula | C10H8O2 |
| Molecular Weight | 160.17 |
| Exact Mass | 160.0524 |
| SMILES | C1=CC=C2C(=C1)C=C(C=C2O)O |
| InChIKey | XOOMNEFVDUTJPP-UHFFFAOYSA-N |
| InChI | InChI=1S/C10H8O2/c11-8-5-7-3-1-2-4-9(7)10(12)6-8/h1-6,11-12H |
| PubChem CID | 8601 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2907290500 |
| Tariff Code | 2907290090 |
Safety & GHS
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H341 Suspected of causing genetic defects
Precautionary statements
- P201 Obtain special instructions before use
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 1,3-Naphthalenediol
- 1,3-Naphthalindiol
- 3-Hydroxybenzocyclohexadien-1-one
- Naphthalene-1,3-diol
- Naphthalenediol-(1,3)
- Naphthoresorcin
- naphthoresorcine
- Naphthoresorcinol
- Naphthoresoucinol
- QPI
Frequently asked questions
What is 1,3-Dihydroxynaphthalene used for?
It is primarily used as an intermediate in the synthesis of dyes, pharmaceuticals, and other organic compounds.
What is the chemical formula and molecular weight of 1,3-Dihydroxynaphthalene?
The formula is C10H8O2 with a molecular weight of 160.17 g/mol.
How should 1,3-Dihydroxynaphthalene be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available for 1,3-Dihydroxynaphthalene?
Available in technical grade; custom purity levels may be available upon request.
Can Molekula supply 1,3-Dihydroxynaphthalene in bulk?
Yes, bulk quantities are available—please contact our sales team for pricing and availability.
What documentation comes with an order of 1,3-Dihydroxynaphthalene?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.