1H,4H,6H-Furo[3,4-c]pyrazole CAS 4543-55-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4543-55-9 |
| Molecular Formula | C5H6N2O |
| Molecular Weight | 110.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1H,4H,6H-Furo[3,4-c]pyrazole (CAS 4543-55-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H6N2O. Molecular weight: 110.11 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H6N2O |
| Molecular Weight | 110.11 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 1-Ethynylcyclopropanecarboxylic Acid (CAS 933755-97-6)
- 1H,4H,6H-Furo[3,4-d]imidazole (CAS 856945-73-8)
- 1-Aminopyridin-2(1H)-one (CAS 54931-11-2)
- 2-Oxo-2H-pyran-5-carbonitrile (CAS 129660-12-4)
- 1-{6-methyl-4-oxo-4H,5H-pyrazolo[1,5-a]pyrazine-2-carbonyl}piperidine-4-carboxylic acid (CAS 1443977-89-6)
- Warfarin impurity 15 (CAS CATO-C4X-17815)
- 3-(Dimethylamino)pyridin-4-ol (CAS 1243475-12-8)
- (S)-2-Amino-8-(benzyloxy)-8-oxooctanoic acid (CAS 116052-00-7)
- Tert-butyl 4-(3-benzamidothiophene-2-carbonyl)piperazine-1-carboxylate (CAS 692738-33-3)
- Semaglutide impurity 257 (CAS CATO-C4X-2226257)
Why CATO?
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