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ChemIDplus A TOXNET DATABASE

Substance Name: Calcium arsenate
RN: 7778-44-1
InChIKey: RMBBSOLAGVEUSI-UHFFFAOYSA-H

Molecular Formula

  • As-H3-O4.3/2Ca

Molecular Weight

  • 398.07
 

Classification Codes

Classification Codes

  • Agricultural chemical
  • Herbicide
  • Insecticide
  • Tumor data

Superlist Classification Codes

  • 2007 CERCLA Priority List, Rank: 241
  • Known to be a carcinogen
  • Reportable Quantity (RQ) = 1 lb
  • Threshold Planning Quantity (TPQ) = 500/10000 lb

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Names and Synonyms

Name of Substance

  • Calcium arsenate

Synonyms

  • AI3-24838
  • Arseniate de calcium (French)
  • Calcium arsenate
  • Calcium arsenate (Ca3(AsO4)2)
  • Calcium orthoarsenate
  • Calcium-o-arsenate
  • Chip-Cal Granular
  • Cucumber dust
  • EINECS 233-287-8
  • HSDB 1433
  • Kalziumarseniat (German)
  • Pencal
  • Spra-cal
  • Tricalcium arsenate
  • UNII-95OX15I8ZU

Systematic Names

  • Arsenic acid (H3AsO4), calcium salt (2:3)
  • Calcium arsenate

Superlist Names

  • Arsenic acid, calcium slt (2:3)
  • Calcium arsenate
  • Calcium arsenate [Arsenic and certain arsenic compounds]

Registry Numbers

CAS Registry Number

  • 7778-44-1

Other Registry Number

  • 1333-25-1

System Generated Number

  • 0007778441

Molecular Formulas

Molecular Formula

  • As-H3-O4.3/2Ca

Molecular Formula Fragments

  • As-H3-O4
  • Ca
  • COMPONENT

Structure Descriptors

InChI

1S/2AsH3O4.3Ca/c2*2-1(3,4)5;;;/h2*(H3,2,3,4,5);;;/q;;3*+2/p-6

InChIKey

RMBBSOLAGVEUSI-UHFFFAOYSA-H

Smiles

[As]([O-])([O-])(=O)[O-].[As](=O)([O-])([O-])[O-].[Ca+2].[Ca+2].[Ca+2]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
dog LD50 oral 38mg/kg (38mg/kg)   "Wirksubstanzen der Pflanzenschutz und Schadlingsbekampfungsmittel," Perkow, W., Berlin, Verlag Paul Parey, 1971-1976Vol. -, Pg. -, 1971/1976.
mouse LD50 oral 794mg/kg (794mg/kg)   Aerospace Medical Research Laboratory Report. Vol. TR-72-62, Pg. 1972,
rabbit LDLo oral 50mg/kg (50mg/kg)   Journal of Pharmacology and Experimental Therapeutics. Vol. 39, Pg. 246, 1930.
rat LD50 oral 20mg/kg (20mg/kg) PERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
Quarterly Bulletin--Association of Food and Drug Officials of the United States. Vol. 15, Pg. 122, 1951.
rat LD50 skin 2400mg/kg (2400mg/kg)   "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969Vol. 5, Pg. 35, 1976.