1-[(2-chlorophenyl)methyl]-3-methyl-1H-thieno[2,3-c]pyrazole-5-carboxylic acid CAS 565171-05-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 565171-05-3 |
| Molecular Formula | C14H11ClN2O2S |
| Molecular Weight | 306.77 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-[(2-chlorophenyl)methyl]-3-methyl-1H-thieno[2,3-c]pyrazole-5-carboxylic acid (CAS 565171-05-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H11ClN2O2S. Molecular weight: 306.77 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H11ClN2O2S |
| Molecular Weight | 306.77 g/mol |
| 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.) | 1984 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 1-(4-Chloro-benzyl)-3-methyl-1H-thieno[2,3-c]pyrazole-5-carboxylic acid (CAS 571150-67-9)
- 1-Benzoyl-3-(5-chloro-2-hydroxyphenyl)thiourea (CAS 815612-78-3)
- (2E,3E)-2-[2-(4-Chlorophenyl)hydrazin-1-ylidene]-3-hydrazinylidene-1-(thiophen-2-yl)propan-1-one (CAS 338414-13-4)
- GSK 1904529A (CAS 1089283-49-7)
- 2-Amino-4-(tert-butoxy)phenol (CAS 804560-29-0)
- (S)-2-Cyclohexyl-2-((methoxycarbonyl)amino)acetic acid (CAS 750594-88-8)
- N-2-(Hydroxyethyl)-L-valine-d4 (Technical grade) (CAS 120398-50-7)
- Ethyl 3-(N-(2-methoxyphenyl)sulfamoyl)benzo[b]thiophene-2-carboxylate (CAS 932464-63-6)
- 4-Aminopyridine-2-carboxylic Acid (CAS 100047-36-7)
- FMRF-Like Peptide from snail Helix aspersa (CAS 98495-35-3)
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