1-Propionyl-1H-indazol-3(2H)-one CAS 102787-45-1
| CAS No. | 102787-45-1 |
| Molecular Formula | C10H10N2O2 |
| Molecular Weight | 190.20 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 1-Propionyl-1H-indazol-3(2H)-one.
1-Propionyl-1H-indazol-3(2H)-one (CAS 102787-45-1) is a high-purity analytical reference standard with the molecular formula C10H10N2O2 and a molecular weight of 190.20 g/mol.
1-Propionyl-1H-indazol-3(2H)-one (C10H10N2O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), 1-Propionyl-1H-indazol-3(2H)-one 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 | C10H10N2O2 |
| Molecular Weight | 190.20 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, 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 2 |
Related Propionyl Standards
- 5-Propionyl-1H-benzo[d]imidazol-2(3H)-one (CAS 93202-42-7)
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- 1-Propionyl-2-piperidinecarboxylic acid 1103289-56-0 8713AC C9H15NO3 (CAS 1103289-56-0)
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Recommended Standards
- [1-(4-aminophenyl)-1H-1,2,3-triazol-4-yl]methanol (CAS 1026133-62-9)
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- Ethyl 2-(2,3-dihydroxyphenyl)acetate (CAS 342623-35-2)
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