Molekula
N-Phenyl-1-naphthylamine
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
N-Phenyl-1-naphthylamine (NPNA) is an aromatic amine widely used as an antioxidant and stabilizer in rubber, plastics, and fuels to prevent oxidative degradation. It is also employed in the manufacture of dyes and as a corrosion inhibitor. This chemical has a CAS number of 90-30-2, with the molecular formula C16H13N and a molecular weight of 219.28 g/mol. It should be stored at ambient conditions. The signal word for this product is Warning, indicating moderate hazard.
Molekula supplies N-Phenyl-1-naphthylamine in 100 g packs, from £37.08 inc. VAT. It is made or sourced to order. Every batch ships with a certificate of analysis, and safety data sheets are available in 6 languages. Larger quantities, up to multi-tonne, are quoted on request.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
On backorder — expected to ship by 5 December 2026
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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100 g — £30.90 per pack ex VAT · £37.08 inc. VAT
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 | Reddish Brown Solid |
| Identification | Conforms to reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Tan to purple crushed solid or crystals. |
| Odour | Amine-like |
| Melting Point | 62-63 °C |
| Boiling Point | 335 °C at 558 mmHg |
| Density | 1.2 (relative, water = 1) |
| Water Solubility | 60 mg/L at 25 °C |
| Solubility (other solvents) | Soluble in ethanol, ethyl ether, benzene, carbon tetrachloride, chloroform, acetic acid |
| Vapour Pressure | 1.13 × 10⁻⁵ mmHg at 25 °C (Extrapolated) |
| pKa | pKa = 4.93 |
| log P (octanol/water) | 4.20 |
Source: PubChem CID 7013 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 90028877 |
| CAS Number | 90-30-2 |
| IUPAC Name | N-phenylnaphthalen-1-amine |
| EC Number | 201-983-0 |
| Molecular Formula | C10H7NHC6H5 |
| Molecular Weight | 219.28 |
| Exact Mass | 219.1048 |
| SMILES | C1=CC=C(C=C1)NC2=CC=CC3=CC=CC=C32 |
| InChIKey | XQVWYOYUZDUNRW-UHFFFAOYSA-N |
| InChI | InChI=1S/C16H13N/c1-2-9-14(10-3-1)17-16-12-6-8-13-7-4-5-11-15(13)16/h1-12,17H |
| PubChem CID | 7013 |
| UN Number | UN3077 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2921495000 |
| Tariff Code | 2921490040 |
Safety & GHS
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Health Hazard
GHS07
-
Serious Health Hazard
GHS08
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Hazardous to the Environment
GHS09
Hazard statements
- H302 Harmful if swallowed
- H317 May cause an allergic skin reaction
- H373 May cause damage to organs through prolonged or repeated exposure
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P201 Obtain special instructions before use
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P264 Wash thoroughly after handling
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+313 IF exposed or concerned: Get medical advice/attention
- P501 Dispose of contents/container to an approved waste disposal plant
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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- 1-Anilinonaphthalene
- 1-Naphthalenamine, N-phenyl-
- Aceto PAN
- Antioxidant PAN
- N-(1-Naphthyl)aniline
- Neozone A
- Nonox A
- PANA
- Phenyl-1-naphthylamine
- Phenylnaphthylamine
Frequently asked questions
What is N-Phenyl-1-naphthylamine commonly used for?
It is primarily used as an antioxidant in rubber, fuels, and lubricants to prevent degradation from oxidation.
What is the molecular formula and molecular weight of N-Phenyl-1-naphthylamine?
The molecular formula is C16H13N (corrected from C10H7NHC6H5), and the molecular weight is 219.28 g/mol.
How should N-Phenyl-1-naphthylamine be stored?
Store in a tightly sealed container at ambient temperature, away from direct sunlight and moisture.
What grades or purity levels of N-Phenyl-1-naphthylamine does Molekula supply?
The product specification covers appearance (reddish brown solid) and identification (conforms to reference). Please contact Molekula for current grade and purity information.
Can Molekula supply N-Phenyl-1-naphthylamine in bulk quantities?
Yes, we offer bulk packaging options (e.g., 5 kg, 25 kg, and 100 kg drums) for industrial and commercial buyers.
What documentation comes with an order of N-Phenyl-1-naphthylamine?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and a Packing List with batch details.
Where can I buy N-Phenyl-1-naphthylamine?
Directly from Molekula, which lists N-Phenyl-1-naphthylamine in 100 g packs from £37.08 inc. VAT, with a certificate of analysis for every batch. Larger quantities are quoted on request. Molekula's offices: United Kingdom, France, Spain, Germany, Italy, United States and China.
Is N-Phenyl-1-naphthylamine dangerous goods for shipping?
Yes. N-Phenyl-1-naphthylamine ships as dangerous goods: UN3077, class 9, packing group III.
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.