5-((3,5-Dimethyl-4-nitro-1h-pyrazol-1-yl)methyl)furan-2-carbohydrazide CAS 378767-86-3
| CAS No. | 378767-86-3 |
| Molecular Formula | C11H13N5O4 |
| Molecular Weight | 279.25 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 5-((3,5-Dimethyl-4-nitro-1h-pyrazol-1-yl)methyl)furan-2-carbohydrazide.
5-((3,5-Dimethyl-4-nitro-1h-pyrazol-1-yl)methyl)furan-2-carbohydrazide (CAS 378767-86-3), molecular formula C11H13N5O4 and molecular weight 279.25 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H13N5O4, 5-((3,5-Dimethyl-4-nitro-1h-pyrazol-1-yl)methyl)furan-2-carbohydrazide contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 279.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5-((3,5-Dimethyl-4-nitro-1h-pyrazol-1-yl)methyl)furan-2-carbohydrazide 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 | C11H13N5O4 |
| Molecular Weight | 279.25 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 methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 5 |
Related Dimethyl Standards
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- methyl 5-[(3,5-dimethyl-4-nitro-1H-pyrazol-1-yl)methyl]-2-furoate (CAS 402617-00-9)
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Recommended Standards
- 3-(Naphthalen-1-yl)-2H-oxazolo[3,2-a][1,3,5]triazine-2,4(3H)-dione (CAS 35629-65-3)
- 5-(3,4,5-Trimethoxyphenyl)oxazole-4-carboxylic acid (CAS 89205-09-4)
- 3-(Benzo[d]oxazol-2-yl)-7-hydroxy-2H-chromen-2-one (CAS 64887-40-7)
- 5-Amino-6-cyano-7-phenylisoxazolo[4,5-b]pyridine-3-carboxamide (CAS 76390-75-5)
- N-(3-ethoxyphenyl)-3-oxobutanamide (CAS 473827-10-0)
- 2-Methyl-3'-(trifluoromethyl)-[1,1'-biphenyl]-4-carboxylic acid (CAS 1008773-97-4)
- (Z)-N'-Hydroxy-N-phenylpyridine-3-carboximidamide (CAS 65010-68-6)
- 5-Hydroxymethyl)-1H-indole-2-boronic acid (CAS 2377606-14-7)
- Ac-D-Phe(2-Br)-OH (CAS 1998701-05-5)
- 6-Iodo-1-methylisoquinoline (CAS 1663485-54-8)
- 1,1'-((3-(Dimethylamino)propyl)azanediyl)bis(propan-2-ol) (CAS 63469-23-8)
- (R)-3-Ethylpiperazin-2-one (CAS 1240589-96-1)
- 1-(3-Chlorobenzyl)piperidine-3-carboxylic acid (CAS 832739-59-0)
- Semaglutide238 (CAS CATO-C4X-2226238)
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