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Substance Name: Potassium arsenite
RN: 10124-50-2
UNII: HQE48MPP30
InChIKey: YBOMQSMIPISERX-UHFFFAOYSA-N

Molecular Formula

  • As-H3-O3.x-K

Molecular Weight

  • 166.0486
 

Classification Codes

Classification Codes

  • Agricultural Chemical
  • Drug / Therapeutic Agent
  • Herbicide
  • Human Data
  • Mutation Data
  • Tumor Data

Superlist Classification Codes

  • Reportable Quantity (RQ) = 1 lb
  • Threshold Planning Quantity (TPQ) = 500/10000 lb
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Names and Synonyms

Name of Substance

  • Potassium arsenite

Synonyms

  • Arsenenous acid, potassium salt
  • Arsenious acid (H3AsO3), potassium salt
  • Arsenious acid, potassium salt
  • Arsenite de potassium
  • Arsenite de potassium [French]
  • Arsonic acid, potassium salt
  • Caswell No. 682A
  • CCRIS 9021
  • EINECS 233-337-9
  • EPA Pesticide Chemical Code 013605
  • HSDB 1256
  • Kaliumarsenit
  • Kaliumarsenit [German]
  • NSC 3060
  • Potassium arsenite
  • Potassium metaarsenite
  • Potassium metaarsenite, acid
  • UNII-HQE48MPP30

Systematic Names

  • Arsenious acid, potassium salt
  • Arsonic acid, potassium salt
  • Potassium arsonate

Superlist Names

  • Arsonic acid, potassium salt
  • Potassium arsenite
  • Potassium arsenite [UN1678] [Poison]
  • UN1678

Registry Numbers

CAS Registry Number

  • 10124-50-2

FDA UNII

  • HQE48MPP30

System Generated Number

  • 0010124502

Molecular Formulas

Molecular Formula

  • As-H3-O3.x-K

Molecular Formula Fragments

  • As-H3-O3
  • COMPONENT
  • K

Structure Descriptors

InChI

1S/AsH3O3.K.H/c2-1(3)4;;/h2-4H;;

InChIKey

YBOMQSMIPISERX-UHFFFAOYSA-N

Smiles

[As]([O-])([O-])[O-].[K+]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
cat LDLo subcutaneous 5mg/kg (5mg/kg)   "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1307, 1935.
dog LDLo intravenous 2mg/kg (2mg/kg)   "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1307, 1935.
dog LDLo oral 3mg/kg (3mg/kg)   "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1307, 1935.
dog LDLo subcutaneous 700ug/kg (0.7mg/kg)   "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1307, 1935.
guinea pig LDLo subcutaneous 9mg/kg (9mg/kg)   "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1307, 1935.
human TDLo oral 74mg/kg (74mg/kg) SKIN AND APPENDAGES (SKIN): "DERMATITIS, OTHER: AFTER SYSTEMIC EXPOSURE"

LIVER: OTHER CHANGES
Lancet. Vol. 1, Pg. 269, 1953.
mouse LDLo subcutaneous 16mg/kg (16mg/kg)   "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1307, 1935.
pigeon LDLo subcutaneous 12mg/kg (12mg/kg)   "Ueber die Wirkung Verschiedener Gifte Auf Vogel, Dissertation," Forchheimer, L., Pharmakologischen Institut der Universitat Wurzburg, Fed. Rep. Ger., 1931Vol. -, Pg. -, 1931.
rabbit LDLo intravenous 6mg/kg (6mg/kg)   "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1307, 1935.
rabbit LDLo subcutaneous 8mg/kg (8mg/kg)   "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1307, 1935.
rat LD50 oral 14mg/kg (14mg/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 150mg/kg (150mg/kg)   Pharmaceutical Journal. Vol. 185, Pg. 361, 1960.