N'-((1H-Indol-3-yl)methylene)-3-(p-tolyl)-1H-pyrazole-5-carbohydrazide CAS 306300-77-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 306300-77-6 |
| Molecular Formula | C20H17N5O |
| Molecular Weight | 343.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
N'-((1H-Indol-3-yl)methylene)-3-(p-tolyl)-1H-pyrazole-5-carbohydrazide (CAS 306300-77-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H17N5O. Molecular weight: 343.38 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H17N5O |
| Molecular Weight | 343.38 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 5 |
Recommended Standards
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- Ethyl 5-(4-nitrophenyl)-2-(piperidin-1-yl)-1H-pyrrole-3-carboxylate (CAS 338406-28-3)
- (2,5-Dimethoxyphenyl)(6-methylpyridin-3-yl)methanone (CAS 1187169-27-2)
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- D-Phenylalanyl-L-phenylalanyl-L-phenylalanyl-D-tryptophyl-L-lysyl-L-threonyl-L-phenylalanyl-L-threoninamide (CAS 133073-82-2)
- 2-(Benzylthio)-7-methoxy-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 400074-79-5)
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- Semaglutide Impurity 115 (CAS CATO-C4X-2226115)
Why CATO?
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