Molekula
Naphazoline nitrate
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
Naphazoline nitrate is a vasoconstrictor used in topical formulations for relieving nasal congestion and eye redness. It is a white to off-white crystalline powder with a molecular weight of 273.29 g/mol, formulated as C14H14N2 · HNO3. It has a CAS number of 5144-52-5 and should be stored at ambient temperatures. The substance is classified as Danger. Molekula supplies Naphazoline nitrate 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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25 g — £49.80 per pack ex VAT · £59.76 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 | White to almost white crystalline powder |
| Melting Point | 167 - 170 ℃ |
| pH | 5.0 - 6.5 |
| Loss on Drying | ≤0.5% |
| Assay | ≥99.0% |
| Residue on Ignition | ≤0.1% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 32356500 |
| CAS Number | 5144-52-5 |
| IUPAC Name | 2-(naphthalen-1-ylmethyl)-4,5-dihydro-1H-imidazole;nitric acid |
| EC Number | 225-915-4 |
| Molecular Formula | C14H14N2 · HNO3 |
| Molecular Weight | 273.29 |
| Exact Mass | 273.1113 |
| SMILES | C1CN=C(N1)CC2=CC=CC3=CC=CC=C32.[N+](=O)(O)[O-] |
| InChIKey | ZAHXYMFVNNUHCP-UHFFFAOYSA-N |
| InChI | InChI=1S/C14H14N2.HNO3/c1-2-7-13-11(4-1)5-3-6-12(13)10-14-15-8-9-16-14;2-1(3)4/h1-7H,8-10H2,(H,15,16);(H,2,3,4) |
| PubChem CID | 82332 |
| UN Number | UN2811 |
| REACH Code | Y110 |
| HTS Code | 29332920 |
| Tariff Code | 2933291000 |
Safety & GHS
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Toxic
GHS06
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Health Hazard
GHS07
Hazard statements
- H301 Toxic if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- 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, 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
- 1H-Imidazole, 4,5-dihydro-2-(1-naphthalenylmethyl)-, mononitrate
- 2-(1-Naphthylmethyl)-2-Imidazoline Nitrate
- 2-(NAPHTHALEN-1-YLMETHYL)-4,5-DIHYDRO-1H-IMIDAZOLE MONONITRATE
- 2-IMIDAZOLINE, 2-(1-NAPHTHYLMETHYL)-, MONONITRATE
- 4,5-Dihydro-2-(1-naphthylmethyl)-1H-imidazolium nitrate
- Benil
- Clera
- Naphcon
- Nitrate, Naphazoline
- Vistalbalon
Frequently asked questions
What is naphazoline nitrate used for?
Naphazoline nitrate is primarily used as a decongestant in topical ophthalmic and nasal formulations to relieve swelling and congestion.
What is the chemical formula and molecular weight of naphazoline nitrate?
The formula is C14H14N2 · HNO3 with a molecular weight of 273.29 g/mol.
How should naphazoline nitrate be stored?
It should be stored at ambient temperature, away from moisture and direct light.
What grade of naphazoline nitrate does Molekula supply?
Molekula supplies naphazoline nitrate in pharmaceutical grade.
Can Molekula supply naphazoline nitrate in bulk quantities?
Yes, Molekula can supply naphazoline nitrate in bulk quantities upon request.
What documentation comes with a purchase of naphazoline nitrate?
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.