Molekula
1-Methylnaphthalene
1-Methylnaphthalene is a polycyclic aromatic hydrocarbon used as a solvent and intermediate in chemical synthesis. It appears as a colorless to pale yellow liquid with a characteristic odor. CAS: 90-12-0, Molecular Formula: C11H10, Molecular Weight: 142.20 g/mol, Storage: Ambient, Signal Word: Danger. Molekula supplies 1-Methylnaphthalene from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
1-Methylnaphthalene is a polycyclic aromatic hydrocarbon used as a solvent and intermediate in chemical synthesis. It appears as a colorless to pale yellow liquid with a characteristic odor. CAS: 90-12-0, Molecular Formula: C11H10, Molecular Weight: 142.20 g/mol, Storage: Ambient, Signal Word: Danger. Molekula supplies 1-Methylnaphthalene from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | Light yellow liquid or dark blue to black liquid |
| Water | ≤1.0% |
| Assay | ≥96.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 82 C |
| Transport Class | 9 |
| Packing Group | III |
| Shelf Life | 24 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| CAS Number | 90-12-0 |
| Molecular Formula | C10H7CH3 |
| Molecular Weight | 142.20 |
| SMILES | C=1C=CC2=C(C1)C=CC=C2C |
| EC / UN Number | 3082 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29029090 |
| Tariff Code | 29029000 |
Safety & GHS
-
Explosive
GHS01
-
Flammable
GHS02
-
Toxic
GHS06
Hazard statements
- H302 Harmful if swallowed
- H304 May be fatal if swallowed and enters airways
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H411 Toxic to aquatic life with long lasting effects
Precautionary statements
- 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
- 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
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-Methylnaphthalene used for?
It is primarily used as a solvent and intermediate in the synthesis of dyes, pharmaceuticals, and other organic compounds.
What is the chemical formula and molecular weight of 1-Methylnaphthalene?
The formula is C10H7CH3 (or C11H10) and the molecular weight is 142.20 g/mol.
How should 1-Methylnaphthalene be stored?
It should be stored at ambient temperature in a tightly closed container, away from heat and ignition sources.
What grade is available for 1-Methylnaphthalene?
Available in technical grade; specific purity details can be provided upon request.
Can Molekula supply 1-Methylnaphthalene in bulk?
Yes, Molekula can supply 1-Methylnaphthalene in bulk quantities—please contact sales for pricing and availability.
What documentation comes with an order of 1-Methylnaphthalene?
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.