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Substance Name: Mercuric oxide [ISO]
RN: 21908-53-2
UNII: IY191986AO
InChIKey: UKWHYYKOEPRTIC-UHFFFAOYSA-N

Molecular Formula

  • Hg-O

Molecular Weight

  • 216.589
 

Classification Codes

Classification Codes

  • Agricultural Chemical
  • Fungicide, Bactericide, Wood Preservative
  • Reproductive Effect
  • Tumor Data

Superlist Classification Codes

  • Overall Carcinogenic Evaluation: Group 3
  • Threshold Planning Quantity (TPQ) = 500/10000 lb
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Names and Synonyms

Results Name

  • Mercuric oxide [ISO]

Name of Substance

  • Mercuric oxide
  • Mercuric oxide, yellow [NF]
  • Red mercuric oxide
  • Yellow mercuric oxide

Synonyms

  • AI3-02738
  • C.I. 77760
  • Caswell No. 544A
  • CI 77760
  • EINECS 244-654-7
  • EPA Pesticide Chemical Code 052102
  • Gelbes quecksilberoxyd
  • HSDB 1265
  • Hydrargyrum oxid flav
  • Hydrargyrum oxydatum rubrum
  • Mercuric oxide
  • Mercuric oxide (HgO)
  • Mercuric oxide [ISO]
  • Mercuric oxide, red
  • Mercuric Oxide, Yellow
  • Mercury monoxide
  • Mercury oxide
  • Mercury oxide (HgO)
  • Mercury(2+) oxide
  • Mercury(II) oxide
  • Natural montroydite
  • Oxide mercurique jaune
  • Oxido amarillo de mercurio
  • Oxyde de mercure
  • Oxyde de mercure [French]
  • Oxyde mercurique
  • Oxyde mercurique [ISO-French]
  • Red mercuric oxide
  • Red oxide of mercury
  • Red Precipitate
  • Santar
  • Santar M
  • UNII-IY191986AO
  • Yellow mercuric oxide
  • Yellow oxide of mercury
  • Yellow precipitate

Systematic Names

  • Mercuric oxide (red)
  • Mercury monoxide
  • Mercury oxide (HgO)
  • Mercury(II) oxide

Superlist Names

  • Mercuric oxide
  • Mercuric oxide [Mercury and mercury compounds]
  • Mercury oxide [UN1641] [Poison]
  • UN1641

Registry Numbers

CAS Registry Number

  • 21908-53-2

FDA UNII

  • IY191986AO

Other Registry Numbers

  • 1344-45-2
  • 8028-34-0

System Generated Number

  • 0021908532

Structure Descriptors

InChI

InChI=1S/Hg.O

InChIKey

UKWHYYKOEPRTIC-UHFFFAOYSA-N

Smiles

O=[Hg]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 4500ug/kg (4.5mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 25(7), Pg. 27, 1981.
mouse LD50 oral 16mg/kg (16mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 25(7), Pg. 27, 1981.
rat LD50 oral 18mg/kg (18mg/kg)   National Technical Information Service. Vol. PB214-270,
rat LD50 skin 315mg/kg (315mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 25(7), Pg. 27, 1981.
rat LDLo intramuscular 22mg/kg (22mg/kg)   Progress Report for Contract No. PH-43-64-886, Submitted to the National Cancer Institute by The Institute of Chemical Biology, University of San Francisco. Vol. PH43-64-886,