Approval: none
IUPAC PIN: 1-bromo-4-[chloro(methanesulfonyl)]benzene
IUPAC name: 4-bromophenyl chloromethyl sulfone
CAS name: 1-bromo-4-[(chloromethyl)sulfonyl]benzene
CAS Reg. No.: 54091-06-4
Formula: C7H6BrClO2S
Activity: herbicide safeners
Notes: There is no ISO common name for this substance; the name “BPCMS” has been used in the literature but it has no official approval.
Structure: Structural formula of BPCMS
Pronunciation: bē pē sē ěm ěs  Guide to British pronunciation
InChI: InChI=1S/C7H6BrClO2S/c8-6-1-3-7(4-2-6)12(10,11)5-9/h1-4H,5H2

A data sheet from the Compendium of Pesticide Common Names