4-(Phenylethynyl)-1H-pyrazole CAS 82099-93-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 82099-93-2 |
| Molecular Formula | C11H8N2 |
| Molecular Weight | 168.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(Phenylethynyl)-1H-pyrazole (CAS 82099-93-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C11H8N2. Molecular weight: 168.19 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C11H8N2 |
| Molecular Weight | 168.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 2 |
Related Phenylethynyl Standards
- 2-(Phenylethynyl)pyridine (CAS 13141-42-9)
- 3-(pHenylethynyl)pyridine (CAS 13238-38-5)
- 4-(Phenylethynyl)pyridine (CAS 13295-94-8)
- 5-(Phenylethynyl)pyrimidine (CAS 71418-88-7)
- 3-(Phenylethynyl)thiophene (CAS 131423-29-5)
- 2-(Phenylethynyl)thiophene (CAS 4805-17-8)
- 1-(Phenylethynyl)pyrrolidin-2-one (CAS 683246-77-7)
- 3-(Phenylethynyl)piperidine (CAS 1260782-26-0)
Recommended Standards
- 4-(Methylamino)-4,5,6,7-tetrahydrobenzo[d]isoxazol-3-ol (CAS 496812-67-0)
- 4-(tert-Butyl)-1H-pyrazole-3-carboxylic acid (CAS 2091630-94-1)
- 4-(Dimethoxymethyl)pyridin-2-amine (CAS 889945-19-1)
- Amiodarone EP Impurity C (CAS 85642-08-6)
- 4-Chloro-6-(difluoromethyl)-5-hydroxypicolinoyl chloride (CAS 1805406-69-2)
- N-(2-Bromo-5-(3-chlorobenzyl)thiazol-4-yl)acetamide (CAS 1049145-20-1)
- 3-Boc-aminoethylazetidine hydrochlordie (CAS 1170905-43-7)
- Methyl 5-methyl-1,2,4-oxadiazole-3-carboxylate (CAS 19703-94-7)
- Methyl 2-amino-3-hydroxy-3-methylbutanoate hydrochloride (CAS 1416438-05-5)
- Insulin Degludec Impurity 25 (CAS CATO-C4X-215725)
Why CATO?
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