2-(4-ethylphenyl)pyrazolo[1,5-a]pyrazin-4(5H)-one CAS 1338666-34-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1338666-34-4 |
| Molecular Formula | C14H13N3O |
| Molecular Weight | 239.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(4-ethylphenyl)pyrazolo[1,5-a]pyrazin-4(5H)-one (CAS 1338666-34-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H13N3O. Molecular weight: 239.27 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H13N3O |
| Molecular Weight | 239.27 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- Benzo[4,5]thieno[2,3-d]isothiazol-3(2h)-one 1,1-dioxide (CAS 1334629-86-5)
- 2-(2,4-dimethylphenyl)pyrazolo[1,5-a]pyrazin-4(5H)-one (CAS 1338673-81-6)
- 3-(Furan-2-yl)-N-(2-hydroxy-3-methoxy-2-methylpropyl)acrylamide (CAS 1334377-28-4)
- 1-(6-Iodo-5-methylpyridin-3-yl)propan-1-one (CAS 1355238-95-7)
- 4-Piperidinecarboxylic acid, 1-formyl-, (+)- (CAS 67659-33-0)
- 4-{[(3-Dimethylamino-propyl)-methyl-amino]-methyl}-benzoic acid dihydrochloride (CAS 1187931-64-1)
- (S)-N-(1-(4-(dimethylamino)phenyl)ethyl)acetamide (CAS 1359658-33-5)
- 1-O-(1,3-Dihydro-1,3-dioxo-2H-isoindol-2-yl)-β-D-glucopyranuronic Acid 2,3,4-Triacetate Methyl Ester (CAS 319926-19-7)
- (2-Ethoxy-4-formylphenyl)boronic acid (CAS 2253871-63-3)
- D-Lys16-Tirzepatide (CAS CATO-CPTD788918)
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