1-(4-Methylbenzyl)-4-nitro-1h-pyrazole-3-carbohydrazide CAS 514800-86-3
| CAS No. | 514800-86-3 |
| Molecular Formula | C12H13N5O3 |
| Molecular Weight | 275.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 1-(4-Methylbenzyl)-4-nitro-1h-pyrazole-3-carbohydrazide 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.
1-(4-Methylbenzyl)-4-nitro-1h-pyrazole-3-carbohydrazide (CAS 514800-86-3) is a high-purity analytical reference standard with the molecular formula C12H13N5O3 and a molecular weight of 275.26 g/mol.
Structurally, 1-(4-Methylbenzyl)-4-nitro-1h-pyrazole-3-carbohydrazide (C12H13N5O3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 275.26 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.
Physical & Chemical Properties
| Molecular Formula | C12H13N5O3 |
| Molecular Weight | 275.26 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 5 |
Related Methylbenzyl Standards
- 2-(3-(4-Methylbenzyl)-2,4,5-trioxoimidazolidin-1-yl)acetamide (CAS 303986-63-2)
- Methyl 1-(4-methylbenzyl)-3-nitro-1H-pyrazole-5-carboxylate (CAS 402614-11-3)
- [4-(4-Methylbenzyl)-2,3-dioxopiperazin-1-yl]acetic acid (CAS 1031582-17-8)
- [4-(2-Methylbenzyl)-2,3-dioxopiperazin-1-yl]acetic acid (CAS 951523-96-9)
- 2-(4-(3-Methylbenzyl)-2,3-dioxopiperazin-1-yl)acetic acid (CAS 951490-86-1)
- 2-((2-Methylbenzyl)oxy)-1-naphthaldehyde (CAS 938308-55-5)
- 2-((3-Methylbenzyl)oxy)-1-naphthaldehyde (CAS 662159-46-8)
- (1-(4-Methylbenzyl)-2-(propylthio)-1H-imidazol-5-yl)methanol (CAS 899955-69-2)
Recommended Standards
- 1-(4-Methoxyphenyl)-2-(2-methyl-4-nitro-1H-imidazol-1-yl)ethan-1-one (CAS 300395-93-1)
- 1,10-Phenanthroline Maleimide (CAS 351870-31-0)
- 1-(2-Cyano-4-nitrophenyl)piperidine-4-carboxylic acid (CAS 903863-91-2)
- 1,3-Dioxo-2-(oxolan-2-ylmethyl)-2,3-dihydro-1h-isoindole-5-carboxylic acid (CAS 312498-19-4)
- Ethyl 1,3,5-triazine-2-carboxylate (CAS 81840-52-0)
- 6-Hydroxy Bromantane-d5 (CAS 1794941-97-1)
- (4Z)-1-(4-Chlorophenyl)-4-({[(4-chlorophenyl)methyl]amino}methylidene)-3-ethoxy-4,5-dihydro-1H-pyrazol-5-one (CAS 338751-22-7)
- (3-(1,3-Dioxolan-2-yl)phenyl)(cyclopropyl)methanone (CAS 898759-72-3)
- 3-Chloro-6-methoxy-[1,2,4]triazolo[4,3-b]pyridazine (CAS 33048-27-0)
- 1-Propyl-1H-pyrazole-5-carbonitrile (CAS 1602948-20-8)
- 2,3-Difluoro-5-methoxy-benzoic acid (CAS 1262197-31-8)
- 1-Cyclohexylimidazole (CAS 67768-61-0)
- bicyclo[2.2.1]heptane-1,4-diol (CAS 615568-01-9)
- [5-31]-Semaglutide (CAS CATO-C4X-2226263)
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