Cacodylic Acid (Dimethyl Arsenic Acid)

Organo Arsenics, Mercuric.s, Tins

Cacodylic Acid (Dimethyl Arsenic Acid) Uses:

herbicide,

Trade names:

Type:

non crop

Phytar,

organo

land

Bolls-Eye

(Vertac)

arsenic

Synthesis:

o

o--Na l

I

+

\

-- C-- AS== o

SO 2

I o--Na

disodium methyl arsenate (see DSMA)

NaOH

l

--c

o As-- o-- Na

,/

I --c--Cl

I

I

methyl chloride

HCI

i

-c

o As

,/ \ -- c

I

/

o-- Na

-- c - - A s I

\ o-- Na

--C

I

l

OH

391