Molekula
Antipyrine 99% (C11H12N2O)
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
Antipyrine 99% (C11H12N2O) is a synthetic organic compound used primarily as a pharmaceutical intermediate and in analytical chemistry for quality control testing. It is a white to off-white crystalline powder with a molecular weight of 188.23 g/mol, identified by CAS number 60-80-0. It is stable at ambient storage conditions and classified as a hazardous substance with a signal word of Danger. Molekula supplies Antipyrine 99% 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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100 g — $58.70 per pack
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 | Colourless or white crystalline powder |
| Melting Point | 110 ~ 113°C |
| Heavy metals | ≤10ppm |
| Identification | A,B Conforms to reference |
| Loss on Drying | ≤0.5% |
| Residue on Ignition | ≤0.1% |
| Assay (dried basis) | ≥99.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 114 °C |
| Boiling Point | 319 °C |
| Density | 1.19 (relative, water = 1) |
| pKa | pKa = 1.4 |
Source: PubChem CID 2206 (DrugBank, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 36374054 |
| CAS Number | 60-80-0 |
| IUPAC Name | 1,5-dimethyl-2-phenylpyrazol-3-one |
| EC Number | 200-486-6 |
| Molecular Formula | C11H12N2O |
| Molecular Weight | 188.23 |
| Exact Mass | 188.095 |
| SMILES | CC1=CC(=O)N(N1C)C2=CC=CC=C2 |
| InChIKey | VEQOALNAAJBPNY-UHFFFAOYSA-N |
| InChI | InChI=1S/C11H12N2O/c1-9-8-11(14)13(12(9)2)10-6-4-3-5-7-10/h3-8H,1-2H3 |
| PubChem CID | 2206 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2933110050 |
| Tariff Code | 2933119000 |
Safety & GHS
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
Hazard statements
- H302 Harmful if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H370 Causes damage to organs
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
- 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
- P337+313 If eye irritation persists get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, 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
- 2,3-Dimethyl-1-phenyl-3-pyrazolin-5-one
- 2,3-Dimethyl-1-phenyl-5-pyrazolone
- 3H-Pyrazol-3-one, 1,2-dihydro-1,5-dimethyl-2-phenyl-
- Analgesine
- Antipyrin
- Antipyrinum
- Fenazona
- Fenazone
- Phenazone
- Phenazonum
Frequently asked questions
What is Antipyrine 99% used for?
Antipyrine 99% is primarily used as a pharmaceutical intermediate and in the synthesis of analgesic and antipyretic drugs.
What is the chemical formula and molecular weight of Antipyrine 99%?
The chemical formula is C11H12N2O with a molecular weight of 188.23 g/mol.
How should Antipyrine 99% be stored?
It should be stored at ambient temperature, away from moisture and direct sunlight.
What grade of Antipyrine 99% is available?
Molekula supplies Antipyrine 99% as a high-purity research-grade chemical.
Can Molekula supply Antipyrine 99% in bulk?
Yes, Molekula can supply Antipyrine 99% in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of Antipyrine 99%?
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.