3-(tert-Butyl)-1-methyl-1H-pyrazole-4-carbaldehyde CAS 1152509-69-7
| CAS No. | 1152509-69-7 |
| Molecular Formula | C9H14N2O |
| Molecular Weight | 166.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-(tert-Butyl)-1-methyl-1H-pyrazole-4-carbaldehyde 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-(tert-Butyl)-1-methyl-1H-pyrazole-4-carbaldehyde (CAS 1152509-69-7), molecular formula C9H14N2O and molecular weight 166.22 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-(tert-Butyl)-1-methyl-1H-pyrazole-4-carbaldehyde (C9H14N2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 166.22 g/mol, it falls into the medium-molecular-weight range. 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.
Physical & Chemical Properties
| Molecular Formula | C9H14N2O |
| Molecular Weight | 166.22 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 1-(tert-Butyl)-3-methyl-1H-pyrazole-4-carbaldehyde (CAS 1152506-33-6)
- 1-(1-Methyl-1H-pyrazol-4-yl)pyrrolidin-3-amine (CAS 1153295-09-0)
- 2-(Ethylamino)-2-(pyridin-2-yl)ethanol (CAS 1150617-93-8)
- 2-((Pyridin-4-ylmethyl)amino)propan-1-ol (CAS 1153892-93-3)
- 6-(4-Chlorophenyl)-3h,4h-thieno[3,2-d]pyrimidin-4-one (CAS 215928-66-8)
- Tert-butyl 2-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,5-dihydro-1H-pyrrole-1-carboxylate (CAS 2304631-35-2)
- 2-(Difluoromethoxy)-3-(4-fluorophenyl)-5-(trifluoromethyl)pyridine (CAS 1214371-05-7)
- 5'-Fluoro-2'-methoxy-[1,1'-biphenyl]-4-carbaldehyde (CAS 943152-62-3)
- Methyl 2,3,4,5-tetrahydro-1h-pyrido[4,3-b]indole-6-carboxylate hydrochloride (CAS 1169955-52-5)
- 1-(Pyridin-3-yl)-1H-imidazol-2-amine (CAS 1211541-66-0)
- 5-Chloro-8-methoxyquinolin-4-ol (CAS 1153084-29-7)
- 6-Methyl-5-(prop-2-yn-1-yl)-2-(p-tolyl)pyrimidin-4(3H)-one (CAS 338757-57-6)
- tert-Butyl 6-methoxy-3,4-dihydro-1H-pyrido[3,4-b]indole-2(9H)-carboxylate (CAS 1029578-08-2)
- Semaglutide impurity 31 (CAS CATO-C4X-222631)
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