2-Bromo-5-chlorothiophene CAS 2873-18-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2873-18-9 |
| Molecular Formula | C4H2BrClS |
| Molecular Weight | 197.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Bromo-5-chlorothiophene (CAS 2873-18-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C4H2BrClS. Molecular weight: 197.48 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C4H2BrClS |
| Molecular Weight | 197.48 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl/Br-containing |
| Sulfur Atoms | 1 |
Related Bromo Standards
- 2-Bromo-3-chlorothiophene (CAS 77893-68-6)
- 2-Bromo-4-chlorothiophene (CAS 32431-92-8)
- 3-Bromo-2-chlorothiophene (CAS 40032-73-3)
- 3-Bromo-4-chlorothiophene (CAS 36155-88-1)
- 2-Bromo-2-cyclopropylacetyl chloride (CAS 1010802-72-8)
- 2-bromo-1-(1-chlorocyclopropyl)ethanone (CAS 1215365-72-2)
- 3-Bromo-5-(chloromethyl)-1,2,4-oxadiazole (CAS 121562-12-7)
- 5-Bromo-3-(chloromethyl)-1,2,4-oxadiazole (CAS 155742-36-2)
Recommended Standards
- 1,2-Dichloroethane-1-sulfonyl chloride (CAS 84501-81-5)
- 2,4-Dichlorobenzyl Chloride-d2 (CAS 1246817-90-2)
- 1-bromocyclobutanecarbonyl chloride (CAS 70339-23-0)
- 1-Benzyl 2-methyl (2R,4R)-4-hydroxy-2-methylpyrrolidine-1,2-dicarboxylate (CAS 2306247-06-1)
- (S)-3-Amino-4-(4-fluorophenyl)butanoic acid hydrochloride (CAS 331763-68-9)
- 3-Chloro-N-propylaniline (CAS 31084-60-3)
- 4-Methoxy-N-(2-methylpentyl)aniline (CAS 1040002-95-6)
- 5-Chloro-2-(cyclopropylmethyl)phenol (CAS 1227418-30-5)
- 1-(2-Amino-4-fluoro-5-methoxyphenyl)ethan-1-one (CAS 949159-97-1)
- Peptide Impurity 15 (CAS 1227750-69-7)
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