tert-Butyl 3-carbamoyl-2-(3-fluorophenyl)-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazine-5-carboxylate CAS 1773507-44-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1773507-44-0 |
| Molecular Formula | C18H21FN4O3 |
| Molecular Weight | 360.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies tert-Butyl 3-carbamoyl-2-(3-fluorophenyl)-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazine-5-carboxylate (CAS 1773507-44-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H21FN4O3. Molecular weight: 360.38 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C18H21FN4O3 |
| Molecular Weight | 360.38 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 4 |
Recommended Standards
- (S)-5-Amino-7-(3-aminopyrrolidin-1-yl)-1-cyclopropyl-6-fluoro-8-methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 167888-21-3)
- (5E)-3-(4-Fluorophenyl)-5-[(3-nitrophenyl)methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one (CAS 300827-47-8)
- Tert-butyl (5aR,8aR)-3-(2-fluorophenyl)-5a,6,8,8a-tetrahydro-4H,7H-pyrrolo[3,4-b][1,2,3]triazolo[1,5-d][1,4]oxazine-7-carboxylate (CAS 1632258-65-1)
- 5-(Trifluoromethyl)-1H-pyrazole-3-carbaldehyde (CAS 591234-14-9)
- Quinolin-5-ylhydrazine hydrochloride (CAS 120209-21-4)
- 4-(3-Hydroxyphenoxy)benzonitrile (CAS 1183032-44-1)
- 2-(3-(Propylthio)phenyl)ethan-1-ol (CAS 1379246-86-2)
- Methyl 2-oxo-1,2-dihydroquinoxaline-6-carboxylate (CAS 357637-72-0)
- 4-Amino-3-methyl-4,5-dihydrothiophene-2-carboxylic acid (CAS 96846-54-7)
- Semaglutide impurity 58 (CAS CATO-C4X-222658)
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 13829788188 / jacky.chen@cato-chem.com