4-(2,5-Dichlorothiophen-3-yl)-4-oxobutanoic acid CAS 19945-43-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19945-43-8 |
| Molecular Formula | C8H6Cl2O3S |
| Molecular Weight | 253.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-(2,5-Dichlorothiophen-3-yl)-4-oxobutanoic acid (CAS 19945-43-8) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C8H6Cl2O3S. Molecular weight: 253.10 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C8H6Cl2O3S |
| Molecular Weight | 253.10 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Dichlorothiophen Standards
- Ethyl 2-(2,5-dichlorothiophen-3-yl)-2-oxoacetate (CAS 32766-64-6)
- 1-(2,5-Dichlorothiophen-3-yl)-3-(dimethylamino)propan-1-ol (CAS 439110-94-8)
- (E)-1-(2,5-dichlorothiophen-3-yl)-3-(dimethylamino)prop-2-en-1-one (CAS 166196-79-8)
- (2,5-Dichlorothiophen-3-yl)(phenyl)methanone (CAS 99971-87-6)
- 6-(2,5-Dichlorothiophen-3-yl)pyrimidine-2(1H)-thione (CAS 338415-91-1)
- 4-(2,5-Dichlorothiophen-3-yl)-N-methylthiazol-2-amine (CAS 1014452-85-7)
- 4-(2,5-Dichlorothiophen-3-yl)butanoic acid (CAS 34967-65-2)
- Ethyl 2-(2,5-dichlorothiophen-3-yl)acetate (CAS 37784-66-0)
Recommended Standards
- 3-Bromo-N-cyclopropylimidazo[1,2-a]pyrazin-8-amine (CAS 787590-42-5)
- 4-(4-Bromophenyl)-3-methylisoxazol-5-amine (CAS 925007-46-1)
- 3-Bromo-6-methoxyquinolin-8-amine (CAS 86544-43-6)
- (S)-4-Ethyloxazolidine-2,5-dione (CAS 29774-83-2)
- 3-Bromo-4-cyanopyridine (CAS 13958-98-0)
- 6-Aminoquinazoline-2,4(1H,3H)-dione (CAS 54243-58-2)
- 1-(Pyrimidin-2-yloxy)propan-2-amine (CAS 167087-51-6)
- 2-Methyl-6-(trifluoromethyl)nicotinaldehyde (CAS 545394-83-0)
- (E)-4-(Thiophen-2-yl)but-3-en-2-one (CAS 33603-63-3)
- Akt/SKG Substrate Peptide (CAS 276680-69-4)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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