Molekula
1-Naphthalenesulfonic acid
1-Naphthalenesulfonic acid is a sulfonic acid used in dye synthesis, pharmaceuticals, and as a catalyst or intermediate in organic reactions. It appears as a white to pale yellow crystalline solid. CAS: 85-47-2, Molecular Formula: C10H7SO3H, Molecular Weight: 208.23 g/mol, Storage: Ambient, Signal Word: Danger. Molekula supplies 1-Naphthalenesulfonic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
1-Naphthalenesulfonic acid is a sulfonic acid used in dye synthesis, pharmaceuticals, and as a catalyst or intermediate in organic reactions. It appears as a white to pale yellow crystalline solid. CAS: 85-47-2, Molecular Formula: C10H7SO3H, Molecular Weight: 208.23 g/mol, Storage: Ambient, Signal Word: Danger. Molekula supplies 1-Naphthalenesulfonic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | Grey crystalline powder |
| Molecular Weight | 208.23 |
| Purity HPLC | >98% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 8 |
| Packing Group | III |
| Shelf Life | 24 months |
Identification
| Property | Value |
|---|---|
| CAS Number | 85-47-2 |
| Molecular Formula | C10H7SO3H |
| Molecular Weight | 208.23 |
| EC / UN Number | 3261 |
| REACH Code | Y110 |
| Tariff Code | 29041000 |
Safety & GHS
-
Compressed Gas
GHS04
Hazard statements
- H290 May be corrosive to metals
- H314 Causes severe skin burns and eye damage
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+330 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- 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-Naphthalenesulfonic acid used for?
It is primarily used as an intermediate in the synthesis of dyes, pigments, and pharmaceuticals.
What is the chemical formula and molecular weight?
The formula is C10H7SO3H with a molecular weight of 208.23 g/mol.
How should 1-Naphthalenesulfonic acid be stored?
It should be stored at ambient temperature, away from moisture and incompatible materials.
What grade is available?
Available in technical grade; custom purity levels may be requested.
Can Molekula supply it in bulk?
Yes, bulk quantities are available upon request.
What documentation comes with the order?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS).
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.