CAS Registry Number

CAS 501-53-1 — Benzyl chloroformate

Benzyl chloroformate is a reactive intermediate used primarily in organic synthesis, particularly for the protection of amines and alcohols in peptide and drug manufacturing. It functions as an acylating agent, enabling selective functionalization in chemical processes. This compound has a CAS number of 501-53-1, a molecular formula of ClCO2CH2C6H5, and a molecular weight of 170.59 g/mol. It must be stored between 2 to 8°C and is classified with a signal word of *Danger*. Molekula supplies Benzyl chloroformate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Also known as: Benzyl carbonochloridate · Benzyl chlorocarbonate · Benzylcarbonyl chloride · Benzyloxycarbonyl chloride · Carbobenzoxy chloride · Carbobenzyloxy chloride · Carbonochloridic acid, phenylmethyl ester · Cbz chloride · Chloroformic Acid Benzyl Ester · Formic acid, chloro-, benzyl ester · Benzyl chloroformate 3M (50wt%) solution in toluene