3-Ethynyl-1-methyl-1H-indazole CAS 58536-59-7
| CAS No. | 58536-59-7 |
| Molecular Formula | C10H8N2 |
| Molecular Weight | 156.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-Ethynyl-1-methyl-1H-indazole 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.
3-Ethynyl-1-methyl-1H-indazole (CAS 58536-59-7), molecular formula C10H8N2 and molecular weight 156.18 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H8N2, 3-Ethynyl-1-methyl-1H-indazole contains a nitrogen-containing heterocyclic scaffold, a nitrile group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 156.18 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H8N2 |
| Molecular Weight | 156.18 g/mol |
| Appearance | Pale yellow to 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 2 |
Related Ethynyl Standards
- 6-Ethynyl-2-methylimidazo[1,2-a]pyridine (CAS 1010698-75-5)
- 6-Ethynyl-2,3-dihydro-1H-inden-1-one (CAS 1211588-31-6)
- 7-Ethynyl-5-methylbenzofuran (CAS 1245256-04-5)
- 4-Ethynyl-2,3-dihydro-1H-inden-1-one (CAS 1344903-16-7)
- 7-Ethynyl-2,3-dihydro-1H-inden-1-one (CAS 1344905-49-2)
- 5-Ethynyl-2-methyl-2H-indazole (CAS 1551200-32-8)
- 3-Ethynyl-2-methylbenzofuran (CAS 1567053-89-7)
- 4-Ethynyl-1-methyl-1h-pyrrolo[2,3-b]pyridine (CAS 1638760-35-6)
Recommended Standards
- 3-ethyl-5,5-dimethylimidazolidine-2,4-dione (CAS 37021-15-1)
- 3-Ethynyl-2-methyl-2H-indazole (CAS 58536-60-0)
- 3-Ethyl-1,5-dimethylimidazolidine-2,4-dione (CAS 615248-01-6)
- 3-Fluoropropyl methanesulfonate (CAS 372-04-3)
- N-[(4-BRomo-3-chlorophenyl)methyl]cyclohexanamine (CAS 1509883-71-9)
- N-Benzhydryl-2-(5,7-dichloro-1-oxoisoquinolin-2(1H)-yl)acetamide (CAS 853319-84-3)
- 2-(Oxetan-3-ylthio)-1-(m-tolyl)ethan-1-one (CAS 1501336-21-5)
- 5-Bromo-2-oxo-6-(trifluoromethyl)-1,2-dihydropyridine-3-carboxamide (CAS 1072022-41-3)
- 3-(tert-Butoxycarbonyl)-2-fluorobicyclo[1.1.1]pentane-1-carboxylic acid (CAS 2731007-03-5)
- 5-(2-(1H-1,2,4-triazol-1-yl)propan-2-yl)-1-(methylsulfonyl)-1H-pyrazole-4-carbonitrile (CAS 318469-21-5)
- 4-Cyclopropoxy-6-fluoropyridine-2-sulfonamide (CAS 1243363-61-2)
- 5-Chloroisoindoline (CAS 127168-76-7)
- 2-(6-Chloro-3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-2-yl)ethyl cyclohexanecarboxylate (CAS 865658-24-8)
- Myristoyl Pentapeptide-4 (CAS 1392416-25-9)
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