4-Chlorobutyryl chloride

USES:Used as a pharmaceutical intermediate, for the production of haloperidol, triccloperidine, terfenadine, etc.

AE-active ester

CHARACTER:white or off-white powder USES:Used as intermediates of ceftriaxone sodium, ceftriaxone sodium and other drugs

N-Hydroxyethylphthalimide

CHARACTER:White to off-white powder USES:Used in dyes, pigments and pharmaceutical intermediates.

DL-1,4-Dithiothreitol (DTT)

Appearance: Colorless and transparent Use: Pharmaceutical intermediate
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