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Arsenic in Drinking Water (1999)
Commission on Life Sciences (CLS)

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TABLE 3-1 Some Arsenic Compounds and Species Known to be Present in Water and Food Consumed by Humans

Name

Abbreviation

Chemical Formula

Arsenous acid

As(III)

H3AsO3

Arsenic acid

As(V)

H3AsO4

Oxythioarsenic acid

 

H3AsO3S

Monomethylarsonic acid

MMA

CH3AsO(OH)2

Methylarsonous acid

MMA(III)

CH3As(OH)2[CH3AsO]n

Dimethylarsinic acid

DMA

(CH3)2AsO(OH)

Dimethylarsinous acid

DMA(III)

(CH3)2AsOH[((CH3)2As)2O]

Trimethylarsine

TMA

(CH3)3As

Trimethylarsine oxide

TMAO

(CH3)3AsO

Tetramethylarsonium ion

Me4As+

(CH3)4As+

Arsenocholine

AsC

(CH3)3As+CH2CH2OH

Arsenobetaine

AsB

(CH3)3As+CH2COO-

Arsenic-containing ribo-

Arsenosugar X-XVa

 

sides

Arsenolipidb

 

image

aArsenosugar

     
 

R

X

Y

X

(CH3)2As(O)-

-OH

-OH

XI

(CH3)As(O)-

-OH

-OPO3HCH2CH(OH)CH2OH

XII

(CH3)2As(O)-

-OH

-SO3H

XIII

(CH3)2As(O)-

-OH

-OSO3H

XIV

(CH3)2As(O)-

-NH2

-SO3H

XV

(CH3)3As+-

-OH

-OSO3H

bArsenolipid

     
 

R

X

Y

 

(CH3)2AsO-

-OH

-OPO3HCH2CH(OPalm)CH2OPalm

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