Ethyl 5,6,7,8-tetrahydro-4H-pyrazolo[1,5-a]azepine-2-carboxylate CAS 459157-30-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 459157-30-3 |
| Molecular Formula | C11H16N2O2 |
| Molecular Weight | 208.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 5,6,7,8-tetrahydro-4H-pyrazolo[1,5-a]azepine-2-carboxylate (CAS 459157-30-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H16N2O2. Molecular weight: 208.26 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H16N2O2 |
| Molecular Weight | 208.26 g/mol |
| Appearance | Off-white to pale 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- Ethyl 4-methyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-3-carboxylate (CAS 2107180-87-8)
- Ethyl 5-cyclopentyl-1H-pyrazole-3-carboxylate (CAS 521300-19-6)
- Ethyl 4-(1-hydrazinylethyl)benzoate (CAS 78254-16-7)
- (1R,2S,5S,6S)-3-Azabicyclo[3.1.0]hexane-2,6-dicarboxylic acid (CAS 159262-32-5)
- Ethyl 3-oxo-3-(1,3-thiazol-5-yl)propanoate (CAS 1356404-83-5)
- Ethyl 5-neopentyloxazole-4-carboxylate (CAS 113697-85-1)
- 5-Methoxy-4-methyl-1H-indazole-3-carboxylic acid (CAS 1360884-63-4)
- 4-Amino-3-hydrazono-6-methyl-3,4-dihydro-1,2,4-triazin-5(2h)-one (CAS 89124-32-3)
- Methyl 2-amino-5-(1H-pyrazol-1-yl)benzoate (CAS 1219950-35-2)
- Des-His(1)-Semaglutide (CAS CATO-C4X-2226216)
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