5-tert-Butyl-2-methyl-2H-pyrazole-3-carboxylic acid hydrazide CAS 1111234-95-7
| CAS No. | 1111234-95-7 |
| Molecular Formula | C9H16N4O |
| Molecular Weight | 196.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 5-tert-Butyl-2-methyl-2H-pyrazole-3-carboxylic acid hydrazide (CAS 1111234-95-7), a certified reference material (molecular formula C9H16N4O, MW 196.25 g/mol) for analytical method development and quality control.
Structurally, 5-tert-Butyl-2-methyl-2H-pyrazole-3-carboxylic acid hydrazide (C9H16N4O) 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 196.25 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 5-tert-Butyl-2-methyl-2H-pyrazole-3-carboxylic acid hydrazide 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 | C9H16N4O |
| Molecular Weight | 196.25 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 | 4 |
Recommended Standards
- (R)-5-(Piperidine-1-carbonyl)pyrrolidin-2-one (CAS 110958-19-5)
- 1-Tert-butyl-5-ethyl-1h-pyrazole-4-carboxylic acid (CAS 1119459-44-7)
- n,n-Dimethyl-2-(((5-methylfuran-2-yl)methyl)amino)acetamide (CAS 1096273-36-7)
- 2-Methoxy-N-(1-methoxypropan-2-yl)pyridin-3-amine (CAS 112777-36-3)
- 3,5-Difluoro-4-((3-methylbutan-2-yl)amino)benzonitrile (CAS 1384720-84-6)
- Ethyl 6-ethyl-4-(methylamino)quinoline-3-carboxylate (CAS 1274526-08-7)
- 6-(2-Chloro-4-fluorobenzyl)-5,7-dimethylpyrazolo[1,5-a]pyrimidine-3-carboxylic acid (CAS 656817-42-4)
- tert-Butyl (S)-3-amino-3-(hydroxymethyl)pyrrolidine-1-carboxylate (CAS 2057405-74-8)
- 6-Bromo-5-(difluoromethyl)-4-(trifluoromethyl)nicotinonitrile (CAS 1806996-58-6)
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- (3-Methyl-1,2-oxazol-5-yl)methanesulfonyl chloride (CAS 1354957-70-2)
- Des-Trp25-Tirzepatide (CAS CATO-CPTD788948)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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