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Substance Name: Cacodylic acid
RN: 75-60-5
UNII: AJ2HL7EU8K
InChIKey: OGGXGZAMXPVRFZ-UHFFFAOYSA-N

Note

  • An arsenical that has been used as a dermatologic agent and as an herbicide.

Molecular Formula

  • C2-H7-As-O2

Molecular Weight

  • 137.997
 

Classification Codes

Classification Codes

  • Agricultural Chemical
  • Drug / Therapeutic Agent
  • Herbicide
  • Herbicides
  • Insecticide
  • Mutation Data
  • Organometallic
  • Pesticides
  • Reproductive Effect
  • Skin / Eye Irritant
  • Tumor Data

Superlist Classification Codes

  • 2007 CERCLA Priority List, Rank: 75
  • 2011 CERCLA Priority List, Rank: 103
  • Reportable Quantity (RQ) = 1 lb

Names and Synonyms

Results Name

  • Cacodylic acid

Name of Substance

  • Cacodylic acid
  • Dimethylarsenic acid

MeSH Heading

  • Cacodylic acid

Synonyms

  • 4-04-00-03681 (Beilstein Handbook Reference)
  • Acide cacodylique
  • Acide cacodylique [French]
  • Acide dimethylarsenique
  • Acide dimethylarsenique [French]
  • Acide dimethylarsinique
  • Acide dimethylarsinique [French]
  • Agent Blue
  • AI3-25369
  • Alkargen
  • Ansar 138
  • Arsan
  • BRN 1736965
  • Cacodylate
  • Cacodylic acid
  • Caswell No. 133
  • CCRIS 5893
  • Chexmate
  • Cotton aide HC
  • Dilic
  • Dimethylarsenic acid
  • Dimethylarsinic acid
  • DMA
  • EINECS 200-883-4
  • EPA Pesticide Chemical Code 012501
  • Erase
  • HSDB 360
  • Hydroxydimethylarsine oxide
  • Kyselina kakodylova
  • Kyselina kakodylova [Czech]
  • Moncide
  • NSC 103115
  • Phytar
  • Phytar 138
  • Phytar 560
  • Phytar 600
  • Rad-E-Cate 35
  • RCRA waste number U136
  • Salvo
  • Silvisar
  • Silvisar 510
  • Sylvicor
  • UNII-AJ2HL7EU8K

Systematic Names

  • Arsine oxide, dimethylhydroxy-
  • Arsine oxide, hydroxydimethyl- (8CI)
  • Arsinic acid, As,As-dimethyl-
  • Arsinic acid, dimethyl-
  • Cacodylic acid
  • Dimethylarsinic acid

Superlist Names

  • Arsinic acid, dimethyl-
  • Cacodylic acid
  • Cacodylic acid [UN1572] [Poison]
  • Dimethylarsenic acid
  • Dimethylarsinic acid
  • RCRA waste no. U136
  • UN1572

Registry Numbers

CAS Registry Number

  • 75-60-5

FDA UNII

  • AJ2HL7EU8K

Other Registry Numbers

  • 11126-73-1
  • 58114-73-1
  • 8073-10-7

System Generated Number

  • 0000075605

Structure Descriptors

InChI

1S/C2H7AsO2/c1-3(2,4)5/h1-2H3,(H,4,5)

InChIKey

OGGXGZAMXPVRFZ-UHFFFAOYSA-N

Smiles

[As](C)(C)(O)=O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 500mg/kg (500mg/kg)   National Technical Information Service. Vol. AD295-864,
mouse LD50 oral 1200mg/kg (1200mg/kg)   Journal of Agricultural and Food Chemistry. Vol. 45, Pg. 449, 1997.
mouse LD50 unreported 185mg/kg (185mg/kg)   "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971Vol. -, Pg. 393, 1971.
rat LCLo inhalation > 2600mg/m3/2H (2600mg/m3)   Toxicology and Applied Pharmacology. Vol. 37, Pg. 165, 1976.
rat LD50 oral 644mg/kg (644mg/kg)   Fundamental and Applied Toxicology. Vol. 7, Pg. 299, 1986.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 195 deg C   EXP
Boiling Point > 200 deg C   EXP
pKa Dissociation Constant 1.57 (none) 25 EXP
log P (octanol-water) 0.360 (none)   EST
Water Solubility 2.00E+06 mg/L 25 EXP
Vapor Pressure 1.00E-07 mm Hg 25 EST
Henry's Law Constant 1.80E-14 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 5.21E-13 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.