1-Chloro-4-(5-(penta-1,3-diyn-1-yl)thiophen-2-yl)but-3-yn-2-ol CAS 26905-70-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 26905-70-4 |
| Molecular Formula | C13H9ClOS |
| Molecular Weight | 248.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-Chloro-4-(5-(penta-1,3-diyn-1-yl)thiophen-2-yl)but-3-yn-2-ol (CAS 26905-70-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C13H9ClOS. Molecular weight: 248.73 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C13H9ClOS |
| Molecular Weight | 248.73 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- 1-Chloro-6-(5-(prop-1-Ynyl)thiophen-2-Yl)hexa-3,5-Diyn-2-Ol (CAS 78876-52-5)
- 1-(cyclopropylmethyl)-2-ethyl-1H-imidazole-5-sulfonyl chloride (CAS 2031269-33-5)
- 1-Cyclohexyl-1H-pyrazole-3-sulfonyl chloride (CAS 1995071-87-8)
- 3-Bromo-5H,6H,7H-cyclopenta[b]pyridine (CAS 158331-18-1)
- 6-Ethyl-7-methyl-2-pyrrolidin-1-yl[1,2,4]triazolo[1,5-a]pyrimidin-5(4H)-one (CAS 1428139-95-0)
- 5-Methyl-1-(o-tolyl)-1H-pyrazole-4-carbohydrazide (CAS 618092-54-9)
- (S)-2-Amino-1-(4-hydroxypiperidin-1-yl)propan-1-one hydrochloride (CAS 851016-12-1)
- 9,10-Dihydrophenanthrene-2,7-diol (CAS 99896-39-6)
- 2-(Aminomethyl)-3-(difluoromethyl)-5-hydroxypyridine-4-methanol (CAS 1807082-24-1)
- Semaglutide impurity 01 (CAS 1998701-31-7)
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