5-Nitro-1H-pyrazole-3-carbonitrile CAS 1204246-72-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1204246-72-9 |
| Molecular Formula | C4H2N4O2 |
| Molecular Weight | 138.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Nitro-1H-pyrazole-3-carbonitrile (CAS 1204246-72-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H2N4O2. Molecular weight: 138.08 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H2N4O2 |
| Molecular Weight | 138.08 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 4 |
Related Nitro Standards
- 3-Nitro-1H-pyrazole-4-carbonitrile (CAS 39205-87-3)
- 4-Nitro-1H-imidazole-1-carbonitrile (CAS 716316-19-7)
- 4-Nitro-1H-pyrazole-3-carbonitrile (CAS 61241-07-4)
- 5-nitro-2-phenoxybenzoic acid (CAS 54255-63-9)
- 4-Nitro-1H-pyrrole-2-carbonitrile (CAS 59027-78-0)
- 5-Nitro-1H-pyrrole-2-carbonitrile (CAS 67903-53-1)
- 4-Nitro-1-vinyl-1H-pyrazole (CAS 117451-93-1)
- 2-Nitro-5-vinylfuran (CAS 71258-91-8)
Recommended Standards
- 2-Cyanooxazole-4-carboxylic acid (CAS 1167056-75-8)
- 5-Cyanoisoxazole-3-carboxylic acid (CAS 1368193-26-3)
- Hexa-2,4-diynedioic acid (CAS 1072-17-9)
- 3-(2,4-Dimethylphenyl)-1-(2,5-dimethylphenyl)propan-1-one (CAS 898794-08-6)
- 1-(2-Bromoallyl)-4-(tert-butyl)benzene (CAS 842140-27-6)
- 1-Methyl-2,5-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrole (CAS 1218791-17-3)
- 3-(4-Chlorophenyl)-5-((dimethylamino)methylene)thiazolidin-4-one 1-oxide (CAS 338752-74-2)
- 3-(Benzo[d]thiazol-2-yl)-1,2,4-oxadiazole (CAS 39512-78-2)
- 4-(4-Methoxybenzyl)piperidin-4-amine dihydrochloride (CAS 1707713-80-1)
- Calcitonin C-Terminal Flanking Peptide (human) XTFA (CAS 85916-47-8（free base）)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com