1-(3,5-Dimethyl-1H-pyrazol-4-yl)propan-2-one CAS 1045826-92-3
| CAS No. | 1045826-92-3 |
| Molecular Formula | C8H12N2O |
| Molecular Weight | 152.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-(3,5-Dimethyl-1H-pyrazol-4-yl)propan-2-one (CAS 1045826-92-3), a certified reference material (molecular formula C8H12N2O, MW 152.19 g/mol) for analytical method development and quality control.
Structurally, 1-(3,5-Dimethyl-1H-pyrazol-4-yl)propan-2-one (C8H12N2O) 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 152.19 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 1-(3,5-Dimethyl-1H-pyrazol-4-yl)propan-2-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 | C8H12N2O |
| Molecular Weight | 152.19 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.) | 1988 |
| Nitrogen Atoms | 2 |
Related Dimethyl Standards
- 1-(1,5-Dimethyl-1h-pyrazol-4-yl)propan-1-one (CAS 1007518-53-7)
- 1-(1,3-Dimethyl-1h-pyrazol-4-yl)propan-1-one (CAS 1007518-57-1)
- 2,5-Dimethyl-4,5,6,7-tetrahydrooxazolo[4,5-c]pyridine (CAS 1017781-98-4)
- 1-Ethyl-4,5-dimethyl-1H-imidazole-2-carbaldehyde (CAS 1211514-25-8)
- 1-(1,5-Dimethyl-1h-pyrazol-4-yl)cyclopropan-1-ol (CAS 1249520-90-8)
- 1-(4,5-Dimethyl-1h-imidazol-1-yl)propan-2-one (CAS 1250237-85-4)
- N-(2,5-Dimethyl-1H-pyrrol-1-yl)-N-methylformamide (CAS 143800-07-1)
- 3-(1,3-Dimethyl-1h-pyrazol-5-yl)propanal (CAS 1498263-50-5)
Recommended Standards
- (2-(Dimethylamino)pyridin-3-yl)methanol (CAS 104524-65-4)
- 2-(Hydroxymethyl)-4,5-dimethylphenol (CAS 10496-92-1)
- N-(2-methoxyethyl)pyridin-4-amine (CAS 1039993-73-1)
- 2-Methoxy-4-methylbenzyl alcohol (CAS 10542-80-0)
- 6-Oxo-2-((propylthio)methyl)-1,6-dihydropyrimidine-5-carboxylic acid (CAS 1478360-55-2)
- 1-(3-Chlorophenyl)cyclohexan-1-amine (CAS 959140-90-0)
- N'-((1H-Indol-3-yl)methylene)-2-((4-chlorobenzyl)oxy)benzohydrazide (CAS 348584-76-9)
- Methyl 2-hydroxy-4-oxo-4h-pyrido[1,2-a]pyrimidine-3-carboxylate (CAS 224313-74-0)
- N-Fmoc-N-(5-(tert-butoxy)-5-oxobutyl)glycine (CAS 185426-31-7)
- 2-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-5-methyl-4-phenyl-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 860789-81-7)
- 5,6,7,8-Tetrahydropyrido[4,3-c]pyridazin-3-amine (CAS 1334203-49-4)
- O-mesitylsulfonylhydroxylamine (CAS 36016-40-7)
- (4-Methylazepan-4-yl)methanol hydrochloride (CAS 1823931-29-8)
- Semaglutide impurity 273 (CAS CATO-C4X-2226273)
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