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TABLE 3-1 Chemical and Physical Data

 

Sulfur Mustard

Lewisite

Nitrogen Mustard

Chemical Abstracts Registry Number

505-60-2

541-25-3

51-75-2

Chemical formula

C4H8Cl2S

C2H2AsCl3

C5H11Cl2N

Chemical structure

CH2-CH2Cl

H          AsCl2

CH2-CH2Cl

 

S

 

H3C-N

 

CH2-CH2Cl

Cl H

CH2-CH2Cl

Synonyms

1,1'-Thiobis(2-chloroethane); 2,2'-dichloroethyl sulfide; bis(2-chloroethyl) sulfide; ,'-dichloroethyl sulfide; mustard gas; Schwefel-Lost; S-Lost; Yperite; yellow cross; Senfgas; Kampstoff "Lost"; dichlorodiethyl sulfide

Chlorovinyldichloroarsine; 2-chlorovinyldichloroarsine; chlorovinylarsine dichloride; dichloro(2-chlorovinyl)arsine

Mechlorethamine; chlormethine; 2-chloro-N-(2-chloroethyl)-Nmethylethanamine; Stickstofflost; di(chloroethyl)methylamine

Abbreviations

H (Levinstein mustard), HD (distilled mustard), HT (impure mixture)

L

HN2; related compounds include HN1, ethylbis(chloroethyl)amine; and HN3, tris(-chloroethyl)amine

Melting point

13C-14C

0.1C

-60C

Boiling point

215C-217C at 760 mm Hg

190C at 760 mm Hg (decomposes)

87C at 18 Hg

Molecular weight

159.08

207.32

156.1

Solubility

Very sparingly soluble in water; soluble in oily solvents; high lipid solubility

Insoluble in water, soluble in ordinary organic solvents

Very slightly soluble in water

Appearance and odor

Colorless when pure, normally yellow to brown oily liquid, slight garlic-type odor

Liquid, faint odor of geranium

Liquid, faint fishy odor

 

SOURCES: Budavari, 1989; Hazardous Substances Databank, 1991; IARC, 1975; Somani, 1992; U.S. Army CRDEC, 1988, 1990.



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