Background and overview[1] 3′-Bromo-4′-methylacetophenone is a bromide of acetophenone derivatives. This type of compound is a very import…
Background and overview[1] 2-Amino-4-bromobenzaldehyde can be used as a pharmaceutical synthesis intermediate, which can be prepared by reaction with …
Background and overview[1][2] 3-Bromo-2-methylbenzaldehyde can be used as a pharmaceutical synthesis intermediate, which can be reduced from 3-bromo-2…
Background and overview[1] 4-(4-methylpiperazine)aniline can be used as a pharmaceutical intermediate. It can be prepared by reducing p-fluoronitroben…
Background and overview[1] 4-Hydroxy-3-methoxy-2-nitrobenzaldehyde can be used as a pharmaceutical intermediate, which can be prepared through a three…
Background and overview[1] 5,6-Diphenyl-2-hydroxypyrazine is a pharmaceutical intermediate that can be prepared in one step from benzoyl and aminoacet…
Background and overview[1] (3R,4S)-3-Hydroxy-4-phenyl-2-azetidinone, referred to as (-)β-lactam, is a very potential chiral drug intermediate. There a…
Background and overview[1] 2,4-Diphenyl-oxazacyclo-5-acid is a pharmaceutical intermediate that can be prepared in two steps from (2R,3S)-3-phenylisos…
Background and overview[1] (4S,5R)-2-(4-Methoxyphenyl)-4-phenyl-3,5-oxazolidinedicarboxylic acid 3-tert-butyl ester is a pharmaceutical intermediate, …
Background and Overview P-Toluenesulfonic acid (tsoh) was first prepared by Jaworsky in 1865 by sulfonating toluene with sulfuric acid. In 1869, Engel…
Background and overview[1] 2-Bromo-5-methoxyphenylboronic acid pinacol ester is a pharmaceutical intermediate commonly used in Suzuki reactions. It ha…
Background and overview[1-2] 2-Bromo-1-chloro-4-trifluoromethoxybenzene is a pharmaceutical intermediate, which can be prepared from 2-bromo-4-(triflu…