Molekula
1-نيتروسو-2-نافتول
1-Nitroso-2-naphthol is a nitroso-substituted naphthol used in organic synthesis and as a reagent in analytical chemistry. It appears as a crystalline solid and is sensitive to light and air. CAS: 131-91-9, Molecular Formula: C10H7NO2, Molecular Weight: 173.17 g/mol, Storage: Ambient, Signal Word: Warning. Molekula supplies 1-Nitroso-2-naphthol from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
1-Nitroso-2-naphthol is a nitroso-substituted naphthol used in organic synthesis and as a reagent in analytical chemistry. It appears as a crystalline solid and is sensitive to light and air. CAS: 131-91-9, Molecular Formula: C10H7NO2, Molecular Weight: 173.17 g/mol, Storage: Ambient, Signal Word: Warning. Molekula supplies 1-Nitroso-2-naphthol from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | Solid |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Shelf Life | 24 months |
Identification
| Property | Value |
|---|---|
| CAS Number | 131-91-9 |
| Molecular Formula | ONC10H6OH |
| Molecular Weight | 173.17 |
| SMILES | O=NC1=C(O)C=CC=2C=CC=CC21 |
| EC / UN Number | 3077 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29089990 |
| Tariff Code | 2908990000 |
Safety & GHS
-
Health Hazard
GHS07
-
Hazardous to the Environment
GHS09
Hazard statements
- H302 Harmful if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H400 Very toxic to aquatic life
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- 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
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
For research and industrial use only
Documents
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.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is 1-Nitroso-2-naphthol used for?
It is primarily used as a reagent in organic synthesis, particularly in the formation of azo dyes and as a test reagent for certain metal ions.
What is the chemical formula and molecular weight of 1-Nitroso-2-naphthol?
The formula is ONC10H6OH and the molecular weight is 173.17 g/mol.
How should 1-Nitroso-2-naphthol be stored?
It should be stored at ambient temperature, protected from light and moisture.
What grade is available for 1-Nitroso-2-naphthol?
Available in technical grade; custom purity levels may be requested.
Can Molekula supply 1-Nitroso-2-naphthol in bulk?
Yes, bulk quantities are available upon request; please contact our sales team for pricing and lead times.
What documentation comes with an order of 1-Nitroso-2-naphthol?
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.