Home > Pharmaceutical Standards > 2-Bromo-3-ethynylthiophene (198491-45-1)
2-Bromo-3-ethynylthiophene CAS 198491-45-1
Purity 97%+ In Stock Pharmaceutical Standards
CAS No. 198491-45-1
Molecular Formula C6H3BrS
Molecular Weight 187.06 g/mol
Category Pharmaceutical Standards / API Standards
Availability In Stock
Description 2-Bromo-3-ethynylthiophene (CAS 198491-45-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C6H3BrS. Molecular weight: 187.06 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties Molecular Formula C6H3BrS Molecular Weight 187.06 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) 5.0 UV Absorption UV-absorbing Structural Features Aromatic ring present CAS Registry Year (est.) 2013 Halogen Content Br-containing Sulfur Atoms 1
Recommended Standards 2-Bromoethyl Methyl Sulfone (CAS 16523-02-7) 1,4-Bis(chloromethoxy)butane (CAS 13483-19-7) Poly(oxy-1,2-ethanediyl), .alpha.-(2-chloroethyl)-.omega.-(2-chloroethoxy)- (CAS 27252-69-3) 5-Chloro-2-fluoro-3-methoxypyridine (CAS 1227580-27-9) 2-Propenoic acid, 2-methyl-, methyl ester, polymer with 2-sulfoethyl 2-methyl-2-propenoate (CAS 55031-97-5) 2-((2-Phenylthiazol-5-yl)ethynyl)-7,8-dihydroquinolin-5(6H)-one (CAS 864224-30-6) 1,1,1-trifluoro-3-isocyanatopropane (CAS 406-97-3) 4-Chloro-3-methylphenyl methanesulfonate (CAS 90555-52-5) Pozanicline, >98% (HPLC) (CAS 161417-03-4) [Ser39-OH] Tirzepatide (CAS CATO-C4X-324041)
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