1-(2,5-Dichlorothiophen-3-yl)-2-phenylethan-1-one CAS 99979-31-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 99979-31-4 |
| Molecular Formula | C12H8Cl2OS |
| Molecular Weight | 271.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(2,5-Dichlorothiophen-3-yl)-2-phenylethan-1-one (CAS 99979-31-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H8Cl2OS. Molecular weight: 271.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H8Cl2OS |
| Molecular Weight | 271.16 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Dichlorothiophen Standards
- 4-(2,5-Dichlorothiophen-3-yl)-2,2-dimethylbutanoic acid (CAS 1496679-65-2)
- 4-(2,5-Dichlorothiophen-3-yl)-N-methylthiazol-2-amine (CAS 1014452-85-7)
- 4-(2,5-Dichlorothiophen-3-yl)-2-(methylsulfanyl)pyrimidine (CAS 339020-26-7)
- 3-(2,5-Dichlorothiophen-3-yl)-5-methylisoxazole-4-carboxylic acid (CAS 14346-01-1)
- 6-(2,5-Dichlorothiophen-3-yl)pyrimidine-2(1H)-thione (CAS 338415-91-1)
- (2,5-Dichlorothiophen-3-yl)(phenyl)methanone (CAS 99971-87-6)
- 1-(2,5-Dichlorothiophen-3-yl)-3-(dimethylamino)propan-1-ol (CAS 439110-94-8)
- 4-(2,5-Dichlorothiophen-3-yl)-4-oxobutanoic acid (CAS 19945-43-8)
Recommended Standards
- (S)-3'-Bromo-4'H,6'H-spiro[piperidine-4,5'-pyrrolo[1,2-b]pyrazol]-4'-amine (CAS 2843690-95-7)
- 1-(2-Amino-4,6-bis(trifluoromethyl)phenyl)ethan-1-one (CAS 882747-78-6)
- tert-Butyl (2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethyl)carbamate (CAS 1850305-79-1)
- Methyl 3-(4-bromobenzamido)thiophene-2-carboxylate (CAS 355384-02-0)
- (6,7-Dimethoxy-3,4-dihydroisoquinolin-2(1H)-yl)(3,4,5-trimethoxyphenyl)methanone (CAS 692733-13-4)
- 5-Chloro-2-hydroxynicotinonitrile (CAS 1048913-62-7)
- tert-Butyl 1-Cbz-pyrrolidine-3-carboxylate (CAS 1820675-44-2)
- 2-(Cyclopentylsulfanyl)-4-methylbenzoic acid (CAS 1340160-17-9)
- Methyl 2,3-dihydro-1H-pyrrolo[3,2-c]pyridine-7-carboxylate (CAS 2306264-09-3)
- Lixisenatide (CAS 320367-13-3)
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