(2Z)-1-[1-(4-Chlorophenyl)-5-hydroxy-3-methyl-1H-pyrazol-4-yl]-3-hydroxybut-2-en-1-one CAS 129302-13-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 129302-13-2 |
| Molecular Formula | C14H13ClN2O3 |
| Molecular Weight | 292.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(2Z)-1-[1-(4-Chlorophenyl)-5-hydroxy-3-methyl-1H-pyrazol-4-yl]-3-hydroxybut-2-en-1-one (CAS 129302-13-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H13ClN2O3. Molecular weight: 292.72 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H13ClN2O3 |
| Molecular Weight | 292.72 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Z Standards
- 3-[(1E)-1-[2-(4-Chlorophenyl)hydrazin-1-ylidene]ethyl]-4-hydroxy-6-methyl-2H-pyran-2-one (CAS 114658-00-3)
- 4-(3-(4-Chlorophenyl)-6-oxopyridazin-1(6H)-yl)butanoic acid (CAS 1283109-65-8)
- 3-(4-Chlorophenyl)-5H-indeno[1,2-c]pyridazin-5-one (CAS 136716-38-6)
- 3-(3-Chlorophenyl)-5H-indeno[1,2-c]pyridazin-5-one (CAS 147508-54-1)
- Ethyl 1-(4-chlorophenyl)-6-methyl-4-oxo-1,4-dihydropyridazine-3-carboxylate (CAS 68253-82-7)
- Methyl 2-(3-(4-chlorophenyl)-6-oxopyridazin-1(6H)-yl)propanoate (CAS 853330-45-7)
- 4-[(4-chlorophenyl)methoxy]-3-methoxybenzoic acid (CAS 113457-36-6)
- (4-Chlorophenyl)(4-hydroxy-3,5-dimethoxyphenyl)methanone (CAS 54094-08-5)
Recommended Standards
- Ethyl 4-acetamido-8-chloroquinoline-3-carboxylate (CAS 1352523-94-4)
- Ethyl 8-chloro-1-methyl-1,4-dihydrochromeno[4,3-c]pyrazole-3-carboxylate (CAS 1225378-01-7)
- 2-Amino-4-chloro-7-((1,3-dimethyl-1H-pyrazol-5-yl)methyl)-5H-pyrrolo[2,3-d]pyrimidin-6(7H)-one (CAS 1196886-61-9)
- 6659-60-5 Butane-1,2,4-triyl trinitrate 1,2,4-Butanetriol, 1,2,4-trinitrate 1,2,4-Butanetriol, trinitrate 1,2,4-Butanetriol trinitrate EINECS 229-697-1 BTTN 1,2,4-Butanetriol trinitrate [Forbidden] (CAS 6659-60-5)
- potassium dioxide (CAS 12030-88-5)
- 2-(2-Amino-6-(aminomethyl)-4-(difluoromethyl)pyridin-3-yl)acetonitrile (CAS 1805229-05-3)
- Methyl 3-chloro-2-fluoro-5-iodobenzoate (CAS 1537505-56-8)
- 2-Amino-4-(hydroxymethyl)-4-methyl-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carbonitrile (CAS 2749965-69-1)
- 1-(Bromomethyl)-1-(isopropoxymethyl)cyclopropane (CAS 1493168-95-8)
- Stresscopin-Related Peptide (human) (CAS 348626-74-4)
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