3,5-Diamino-1-methyl-1h-pyrazole-4-carbonitrile CAS 65889-61-4
| CAS No. | 65889-61-4 |
| Molecular Formula | C5H7N5 |
| Molecular Weight | 137.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 3,5-Diamino-1-methyl-1h-pyrazole-4-carbonitrile.
CATO supplies 3,5-Diamino-1-methyl-1h-pyrazole-4-carbonitrile (CAS 65889-61-4), a certified reference material (molecular formula C5H7N5, MW 137.14 g/mol) for analytical method development and quality control.
Based on its molecular formula C5H7N5, 3,5-Diamino-1-methyl-1h-pyrazole-4-carbonitrile contains a nitrile group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 137.14 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3,5-Diamino-1-methyl-1h-pyrazole-4-carbonitrile meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C5H7N5 |
| Molecular Weight | 137.14 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) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 5 |
Related Diamino Standards
- 1,2-Diamino-4-methyl-1H-pyrrole-3-carbonitrile (CAS 453587-76-3)
- 1,6-Diamino-4-methyl-1H-pyridin-2-one (CAS 848658-71-9)
- 4,6-Diamino-5-methylpyridin-2-ol (CAS CATO-C4X-2880100)
- 4,5-Diamino-6-methylpyrimidin-2(1H)-one (CAS 104096-90-4)
- 4,6-Diamino-5-methylpyrimidin-2(1H)-one (CAS 13265-41-3)
- 1,6-Diamino-2-methylpyrimidin-4(1H)-one (CAS 623158-24-7)
- 2,3-Diamino-6-methylpyrimidin-4(3H)-one (CAS 35523-64-9)
- 2,4-Diamino-5-pyrimidinemethanol (CAS 42310-45-2)
Recommended Standards
- 3,4-Dihydro-1H-pyrrolo[2,1-c][1,4]oxazin-1-one (CAS 517103-58-1)
- 3,5-Dihydroimidazo[1,2-a]pyrimidin-2(1H)-one (CAS 651043-43-5)
- 3,4-Dihydro-1H-pyrrolo[1,2-c][1,3]oxazin-1-one (CAS 372076-18-1)
- 3A,7a-dihydro-1H-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 606489-20-7)
- 1-(1-Ethylpyrrolidin-2-yl)-N-(thiophen-3-ylmethyl)methanamine (CAS 1021097-39-1)
- 3-cyanocyclobutane-1-carboxylic acid (CAS 1823933-75-0)
- 2-Hydroxydibenzo[b,d]furan-3-carboxylic acid (CAS 118-36-5)
- Posaconazole impurity 227 (CAS CATO-C4X-1208227)
- Pentafluoroethylsulfonamide (CAS 78491-70-0)
- 2-Amino-N-methyl-N-(1-(pyrazin-2-yl)ethyl)acetamide (CAS 1353983-49-9)
- N-Methyl-N-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl]propan-2-amine (CAS 934586-46-6)
- N-Ethyl-N-[2-methoxy-4-[5-methyl-4-[[(1S)-1-(3-pyridinyl)butyl]amino]-2-pyrimidinyl]phenyl]urea (CAS 917111-44-5)
- 2-(3-Nitro-1h-1,2,4-triazol-1-yl)ethan-1-ol (CAS 105958-72-3)
- 1-His-N-a-ethylidene Semaglutide (CAS CATO-C4X-2226252)
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 18665070610 / Nicole.chen@cato-chem.com