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Substance Name: Potassium chromate
RN: 7789-00-6
UNII: 5P0R38CN2X
InChIKey: XMXNVYPJWBTAHN-UHFFFAOYSA-N

Molecular Formulas

  • Cr-H2-O4.2K
  • Cr-O4.2K

Molecular Weight

  • 194.188
 

Classification Codes

Classification Codes

  • Mutation Data
  • Reproductive Effect
  • TSCA Flag R (Subject to the TSCA Section 6 Risk Management Rule)
  • Tumor Data

Superlist Classification Codes

  • Known to be a Carcinogen
  • Reportable Quantity (RQ) = 10 lb
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Names and Synonyms

Name of Substance

  • Potassium chromate
  • Potassium chromate(VI)

Synonyms

  • Bipotassium chromate
  • Caswell No. 687
  • CCRIS 882
  • Chromate of potash
  • Chromate of potass
  • Dipotassium chromate
  • Dipotassium chromate (K2CrO4)
  • Dipotassium monochromate
  • EC 232-140-5
  • EINECS 232-140-5
  • EPA Pesticide Chemical Code 068301
  • HSDB 1249
  • Neutral potassium chromate
  • Potassium chromate (K2(CrO4))
  • Potassium chromate(VI)
  • Tarapacaite
  • UNII-5P0R38CN2X

Systematic Names

  • Chromic acid (H2CrO4), dipotassium salt
  • Chromic acid (H2CrO4), potassium salt (1:2)
  • Chromic acid, dipotassium salt
  • Potassium chromate

Superlist Names

  • Chromic acid, dipotassium salt
  • Potassium chromate
  • Potassium chromate [Chromium and chromium compounds]

Registry Numbers

CAS Registry Number

  • 7789-00-6

FDA UNII

  • 5P0R38CN2X

System Generated Number

  • 0007789006

Molecular Formulas

Molecular Formulas

  • Cr-H2-O4.2K
  • Cr-O4.2K

Molecular Formula Fragments

  • COMPONENT
  • Cr-H2-O4
  • Cr-O4
  • K

Structure Descriptors

InChI

1S/Cr.2K.4O/q;2*+1;;;2*-1

InChIKey

XMXNVYPJWBTAHN-UHFFFAOYSA-N

Smiles

[Cr](=O)(=O)([O-])[O-].[K+].[K+]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
dog LDLo intravenous 2900ug/kg (2.9mg/kg)   Environmental Quality and Safety, Supplement. Vol. 1, Pg. 1, 1975.
dog LDLo subcutaneous 19mg/kg (19mg/kg) BEHAVIORAL: MUSCLE WEAKNESS

GASTROINTESTINAL: NAUSEA OR VOMITING
Scottish Medical and Surgical Journal. Vol. 26, Pg. 131, 1826.
guinea pig LDLo subcutaneous 60mg/kg (60mg/kg)   Environmental Quality and Safety, Supplement. Vol. 1, Pg. 1, 1975.
mouse LD50 intraperitoneal 32mg/kg (32mg/kg)   Mutation Research. Vol. 223, Pg. 403, 1989.
mouse LD50 oral 180mg/kg (180mg/kg)   Mutation Research. Vol. 223, Pg. 403, 1989.
rabbit LD50 intramuscular 11mg/kg (11mg/kg) BEHAVIORAL: FOOD INTAKE (ANIMAL)

BEHAVIORAL: COMA
Journal of Pharmacology and Experimental Therapeutics. Vol. 87, Pg. 119, 1946.
rabbit LDLo subcutaneous 12mg/kg (12mg/kg)   Environmental Quality and Safety, Supplement. Vol. 1, Pg. 1, 1975.