3,4-Dimethyl-1-phenyl-1H-pyrazol-5(4H)-one CAS 17900-68-4
| CAS No. | 17900-68-4 |
| Molecular Formula | C11H12N2O |
| Molecular Weight | 188.23 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 3,4-Dimethyl-1-phenyl-1H-pyrazol-5(4H)-one.
CATO supplies 3,4-Dimethyl-1-phenyl-1H-pyrazol-5(4H)-one (CAS 17900-68-4), a certified reference material (molecular formula C11H12N2O, MW 188.23 g/mol) for analytical method development and quality control.
Based on its molecular formula C11H12N2O, 3,4-Dimethyl-1-phenyl-1H-pyrazol-5(4H)-one contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 188.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3,4-Dimethyl-1-phenyl-1H-pyrazol-5(4H)-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H12N2O |
| Molecular Weight | 188.23 g/mol |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 2 |
Related Dimethyl Standards
- 6-(3,5-dimethyl-1H-pyrazol-1-yl)pyridin-3-amine (CAS 1006464-86-3)
- 1,4-Dimethyl-3-methylene-3,4-dihydroquinoxalin-2(1H)-one (CAS 107073-47-2)
- 2,4-Dimethyl-5-phenyl-1H-pyrazol-3(2H)-one (CAS 113307-34-9)
- 2,6-Dimethyl-1,4,7,8-tetrahydrobenzo[1,2-d:4,5-d']diimidazole (CAS 114205-32-2)
- 1,4-Dimethyl-3-(pyridin-4-yl)-1h-pyrazol-5-amine (CAS 1152650-38-8)
- 2,3-Dimethyl-5-(4H-1,2,4-triazol-4-yl)aniline (CAS 1219543-87-9)
- 3,4-Dimethyl-2-(4H-1,2,4-triazol-4-yl)aniline (CAS 1224163-17-0)
- 2,4-Dimethyl-5-(4H-1,2,4-triazol-4-yl)aniline (CAS 1224170-65-3)
Recommended Standards
- 2,3,4,4a,5,9b-Hexahydro-1H-pyrido[4,3-b]indol-1-one (CAS 1785117-64-7)
- (4-(1-Methyl-1H-pyrazol-5-yl)phenyl)methanol (CAS 179055-18-6)
- (1-Methyl-3-(pyridin-3-yl)-1H-pyrazol-5-yl)methanamine (CAS 1784324-56-6)
- [4-(1-methylpyrazol-3-yl)phenyl]methanol (CAS 179055-20-0)
- 2-((5-(4-Methoxyphenyl)-1,3,4-oxadiazol-2-yl)amino)thiazol-4(5H)-one (CAS 89335-21-7)
- (4-Bromo-1-methyl-1h-pyrazol-5-yl)methanamine (CAS 1005632-50-7)
- P1,P3-Di(adenosine-5′) triphosphate ammonium salt (CAS 102783-40-4)
- 2-(4-Bromo-2-(difluoromethyl)-6-iodopyridin-3-yl)acetic acid (CAS 1806910-66-6)
- Tert-butyl 5-oxotetrahydro-2H-pyran-2-carboxylate (CAS 1629073-08-0)
- (5R)-5-Benzyl-1-Boc-L-pipecolinic acid (CAS 167423-92-9)
- (1-(4-(Diethylamino)phenyl)isoquinolin-2(1H)-yl)(phenyl)methanone (CAS 32564-84-4)
- 5-(3-Ethyl-1,2,4-oxadiazol-5-yl)-2-methylaniline (CAS 1036559-62-2)
- 4-Amino-5-(pentyloxy)furan-2(5H)-one (CAS 370876-78-1)
- Neuropeptide FF (CAS 99566-27-5)
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