How to pronounce“socl2”in English

And this SOCl2 distills out, the SO2 and HCl distills out, and all you're left with is the alkyl chloride.

You can use SOCl2.

So the same way that SOCl2 can make an acid chloride from an acid, so can PBr3.

And the way that one goes is first, to react with SOCl2.

PBr3, or the chloride? SOCl2.

PBr3, or the chloride? SOCl2.

The same way you converted alcohol to RCl, you can convert an acid to the acid chloride by using SOCl2.