ethyl 3-[(3-nitro-1H-pyrazol-1-yl)methyl]-1,2,4-oxadiazole-5-carboxylate CAS 956729-63-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 956729-63-8 |
| Molecular Formula | C9H9N5O5 |
| Molecular Weight | 267.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
ethyl 3-[(3-nitro-1H-pyrazol-1-yl)methyl]-1,2,4-oxadiazole-5-carboxylate (CAS 956729-63-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H9N5O5. Molecular weight: 267.20 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H9N5O5 |
| Molecular Weight | 267.20 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| 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.) | 1987 |
| Nitrogen Atoms | 5 |
Related ethyl Standards
- 2-Nitro-4-(trifluoromethyl)-1,1'-biphenyl (CAS 2613-38-9)
- 4'-Nitro-3-(trifluoromethyl)-1,1'-biphenyl (CAS 346-99-6)
- 4-Nitro-4'-(trifluoromethyl)-1,1'-biphenyl (CAS 80245-34-7)
- Ethyl 3-((4-nitro-1h-pyrazol-1-yl)methyl)-1,2,4-oxadiazole-5-carboxylate (CAS 956263-73-3)
- 11-Nitro-8λ6-thia-2,3,5,7-tetraazatricyclo[7.4.0.0,2,6]trideca-1(13),3,5,9,11-pentaene-8,8-dione (CAS 1311315-45-3)
- 2-Nitro Iso-apiole (CAS 22959-13-3)
- 2,2'-(4-nitro-1,3-phenylene)dipropionic acid (CAS CATO-C3D-262322)
- 2-[4-nitro-3-(trifluoromethyl)-1h-pyrazol-1-yl]butanoic acid (CAS 1006459-45-5)
Recommended Standards
- Methyl 6-(2-(trifluoromethyl)phenyl)nicotinate (CAS 726136-58-9)
- 6-Bromo-1,1,4,4-tetramethyl-1,2,3,4-tetrahydronaphthalene (CAS 27452-17-1)
- Nucleoside-Analog-1 (CAS 876707-99-2)
- tert-Butyl tetrahydro-2H-pyrrolo[3,4-d]isothiazole-5(3H)-carboxylate 1,1-dioxide (CAS 1823230-79-0)
- 5-Bromo-2-chlorophenol (CAS 183802-98-4)
- Methyl 2-(chlorosulfonyl)-3-methoxybenzoate (CAS 215648-56-9)
- 1-(3-(4-Nitrophenyl)-1,2,4-thiadiazol-5-yl)guanidine (CAS 88541-05-3)
- (3S,4R)-4-(2,5-Dichlorophenyl)pyrrolidine-3-carboxylic acid (CAS 1049978-45-1)
- Methyl 3-(2-Cyanoacetamido)thiophene-2-carboxylate (CAS 549516-71-4)
- Semaglutide impurity 98 (CAS CATO-C4X-222698)
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