1-(3-Chlorophenyl)-3-(ethoxycarbonyl)-4,5-dihydro-1h-pyrazole-5-carboxylic acid CAS 1264040-36-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1264040-36-9 |
| Molecular Formula | C13H13ClN2O4 |
| Molecular Weight | 296.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(3-Chlorophenyl)-3-(ethoxycarbonyl)-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264040-36-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C13H13ClN2O4. Molecular weight: 296.71 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C13H13ClN2O4 |
| Molecular Weight | 296.71 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, keep tightly closed to prevent evaporation |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorophenyl Standards
- 2-(4-Chlorophenyl)-[1,2,4]triazolo[1,5-c]quinazolin-5(6H)-one (CAS 104614-80-4)
- 2-[4-(4-chlorophenyl)-4-ethyl-2,5-dioxoimidazolidin-1-yl]acetic acid (CAS 1094512-53-4)
- 2-(4-Chlorophenyl)chromeno[4,3-c]pyrazol-3(2H)-one (CAS 121694-45-9)
- 1-(4-Chlorophenyl)-3-(ethoxycarbonyl)-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264043-89-1)
- 1-(2-Chlorophenyl)-3-(ethoxycarbonyl)-4,5-dihydro-1H-pyrazole-5-carboxylic acid (CAS 1264047-52-0)
- 1-(4-Chlorophenyl)-[1,2,4]triazolo[4,3-a]quinoxalin-4(5H)-one (CAS 129227-30-1)
- 3-(4-Chlorophenyl)-[1,2,4]triazolo[5,1-b]quinazolin-9(3H)-one (CAS 95353-73-4)
- (2-Chlorophenyl)diphenylphosphane (CAS 35035-62-2)
Recommended Standards
- Methyl 2-(N'-benzoylcarbamimidoyl)-4-chloro-3-hydroxybut-2-enoate (CAS 1228572-18-6)
- 3-[1-(3-chloro-4-methylphenyl)-2,5-dioxoimidazolidin-4-yl]propanoic acid (CAS 1192227-74-9)
- Ethyl 4-chloro-6,7-dimethoxyquinazoline-2-carboxylate (CAS 1189105-82-5)
- POE oleic amide (CAS 26027-37-2)
- Fmoc-Lys(Boc)-Thr(Psi(Me,Me)pro)-OH (CAS 911838-56-7)
- 4,4,5,5-Tetramethyl-2-(4-(2,5-dimethylpyrrol-1-yl)phenyl)-1,3,2-dioxaborolane (CAS 1421275-66-2)
- 2-Bromo-4-fluoro-N-(2,2,2-trifluoroethyl)aniline (CAS 1039963-64-8)
- 3-Amino-3-(4-isobutoxy-3-methoxyphenyl)-propanoic acid (CAS 902745-25-9)
- 3-(azidomethyl)benzonitrile (CAS 328552-90-5)
- Palmitoyl hexapeptide-6 (CAS 891498-01-4)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com