Naphthalene, GR 99%+
Order Naphthalene, GR 99%+ (CAS 91-20-3) online at Zemixal: C10H8, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-010301.
About Naphthalene, GR 99%+
Zemixal supplies Naphthalene, GR 99%+ within its pharma Intermediates & Building Blocks portfolio. For your records (AR), the material is defined by CAS 91-20-3, formula C10H8 and molar mass 128.17 g/mol. Expect white powder or crystals.
Common uses in the lab and plant
- Pharmaceutical synthesis
- Dyes & pigments manufacture
- Rubber compounding
Storage and safety notes
Reported physical data: melting point 79.5-81.0 °C and boiling point 218 °C. It carries the GHS signal word Warning (H302, H351, H400 and H410), so wear gloves and eye protection and work with good ventilation. For transport it ships as UN UN 1334.
Available as 500 g, 5 kg and 25 kg. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.
Typical uses
- Pharmaceutical synthesis
- Dyes & pigments manufacture
- Rubber compounding
Applications
Grade guides
Specifications and identifiers
| Product name | Naphthalene, GR 99%+ |
|---|---|
| Catalogue number | ZX-010301 |
| CAS number | 91-20-3 |
| IUPAC name | naphthalene |
| Molecular formula | C10H8 |
| Molar mass | 128.17 g/mol |
| Exact mass | 128.0626 |
| Grade | AR |
| Purity / assay | ≥99% |
| Physical form | Crystalline |
| Appearance | White powder or crystals |
| Melting point | 79.5-81.0 °C |
| Boiling point | 218 °C |
| XLogP3 | 3.3 |
| H-bond donors / acceptors | 0 / 0 |
| Topological polar surface area | 0 Ų |
| HS code | 29029040 |
| UN number | UN 1334 |
| InChIKey | UFWIBTONFRDIAS-UHFFFAOYSA-N |
| SMILES | C1=CC=C2C=CC=CC2=C1 |
| PubChem CID | 931 |
| Synonyms | Naphthalin, Tar camphor, White tar, Naphthene, Camphor tar, naphtalene, Naphthaline, Moth balls, Moth flakes, Mighty 150, Mighty RD1, napthalene |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H302Harmful if swallowed
- H351Suspected of causing cancer
- H400Very toxic to aquatic life
- H410Very toxic to aquatic life with long lasting effects
Precautionary statements P203, P264, P270, P273, P280, P301 + P317, P318, P330, P391, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 500 g | Quoted on request | |
| 5 kg | Quoted on request | |
| 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Naphthalene, GR 99%+
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Other grades with CAS 91-20-3
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