5-Cyclopropyl-1H-pyrazole-3-carboxamide CAS 401629-05-8
| CAS No. | 401629-05-8 |
| Molecular Formula | C7H9N3O |
| Molecular Weight | 151.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
5-Cyclopropyl-1H-pyrazole-3-carboxamide (CAS 401629-05-8) is a high-purity analytical reference standard with the molecular formula C7H9N3O and a molecular weight of 151.17 g/mol.
Based on its molecular formula C7H9N3O, 5-Cyclopropyl-1H-pyrazole-3-carboxamide contains an amide group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 151.17 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 5-Cyclopropyl-1H-pyrazole-3-carboxamide 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 | C7H9N3O |
| Molecular Weight | 151.17 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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 |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related Cyclopropyl Standards
- n-Cyclopropyl-1h-imidazole-1-carboxamide (CAS 1033090-34-4)
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- 2-Cyclopropyl-1h-imidazole-4-carboxamide (CAS 1384430-46-9)
- 1-Cyclopropyl-5-methyl-1H-1,2,3-triazole-4-carbaldehyde (CAS 1782470-53-4)
- 1-cyclopropyl-2-(1H-1,2,4-triazol-1-yl)ethan-1-one (CAS 86518-82-3)
- 5-Cyclopropyl-1-methyl-1H-1,2,4-triazole-3-carbaldehyde (CAS 877133-27-2)
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Recommended Standards
- 5-Amino-N-methylpicolinamide (CAS 941284-74-8)
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- 5-Amino-3-methylpicolinamide (CAS 2572582-37-5)
- 4-Nitrophenyl (tert-butoxycarbonyl)-D-alaninate (CAS 85546-27-6)
- N-((4-(Oxazol-5-yl)phenyl)carbamothioyl)benzamide (CAS 1956324-03-0)
- 2-(1,2-Oxazinan-2-yl)ethan-1-amine dihydrochloride (CAS 1341036-14-3)
- (S)-6,7-Dichloro-2,3-dihydrobenzofuran-3-amine (CAS 1241677-24-6)
- (2R,4R)-1-(TERT-BUTOXYCARBONYL)-4-(TRIFLUOROMETHYL)PYRROLIDINE-2-CARBOXYLIC ACID (CAS 497103-78-3)
- 5-Chloro-4-morpholinopyridine-3-sulfonamide (CAS 1352496-85-5)
- rel-1,1-Dimethylethyl N-[(3R,4R)-4-(hydroxymethyl)-3-pyrrolidinyl]carbamate (CAS 1202067-43-3)
- N,N'-dibenzyl-1-phenylmethanediamine (CAS CATO-C3D-262744)
- 5-Chloro-[1,2,3,4]tetrazolo[1,5-a]pyrazine (CAS 1210210-69-7)
- 3AEEA-Semaglutide(Endo-AEEA-Semaglutide) (CAS CATO-C4X-2226265)
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