Molekula
Pyrazole
Pyrazole is a heterocyclic organic compound used as an intermediate in the synthesis of agrochemicals, pharmaceuticals, and dyes. It exhibits moderate toxicity and requires careful handling. Available in powder form with a molecular weight of 68.08 g/mol, its chemical formula is C3H4N2, and it is identified by CAS number 288-13-1. Stored at ambient temperatures, it is classified as a hazardous substance with a signal word of Danger. Molekula supplies Pyrazole from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Pyrazole is a heterocyclic organic compound used as an intermediate in the synthesis of agrochemicals, pharmaceuticals, and dyes. It exhibits moderate toxicity and requires careful handling. Available in powder form with a molecular weight of 68.08 g/mol, its chemical formula is C3H4N2, and it is identified by CAS number 288-13-1. Stored at ambient temperatures, it is classified as a hazardous substance with a signal word of Danger. Molekula supplies Pyrazole from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | White crystal |
| Water | <0.5% |
| Assay | >99% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | III |
| Shelf Life | 24 months |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| CAS Number | 288-13-1 |
| Molecular Formula | C3H4N2 |
| Molecular Weight | 68.08 |
| EC / UN Number | 2811 |
| REACH Code | Y110 |
| Tariff Code | 29331990 |
Safety & GHS
-
Flammable
GHS02
-
Compressed Gas
GHS04
-
Corrosive
GHS05
Hazard statements
- H302 Harmful if swallowed
- H311 Toxic in contact with skin
- H315 Causes skin irritation
- H318 Causes serious eye damage
- H373 May cause damage to organs through prolonged or repeated exposure
- H412 Harmful to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
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 pyrazole used for?
Pyrazole is used as an intermediate in the synthesis of pharmaceuticals, agrochemicals, and specialty chemicals.
What is the chemical formula and molecular weight of pyrazole?
The formula is C3H4N2 with a molecular weight of 68.08 g/mol.
How should pyrazole be stored?
Pyrazole should be stored at ambient temperature, away from moisture and incompatible materials.
What grade of pyrazole does Molekula supply?
Molekula supplies pyrazole in technical grade; custom grades available upon request.
Can Molekula supply pyrazole in bulk?
Yes, Molekula can supply pyrazole in bulk quantities; please contact sales for details.
What documentation comes with a pyrazole order?
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.