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Substance Name: Deuterium oxide [USAN]
RN: 7789-20-0
UNII: J65BV539M3

Note

  • The isotopic compound of hydrogen of mass 2 (deuterium) with oxygen. (From Grant & Hackh's Chemical Dictionary, 5th ed) It is used to study mechanisms and rates of chemical or nuclear reactions, as well as biological processes.

Molecular Formula

  • D2-O

Molecular Weight

  • 20.027
 

Classification Codes

  • Antineoplastic Agents
  • Mutation Data
  • Protective Agents
  • Radiation-Protective Agents
  • Radioactive Agent
  • Reproductive Effect

Names and Synonyms

Name of Substance

  • Deuterium oxide
  • Deuterium oxide [USAN]

MeSH Heading

  • Deuterium oxide

Synonyms

  • (sup 2)H
  • AI3-52352
  • Deuterated water
  • Deuterium oxide
  • Dideuterium oxide
  • EINECS 232-148-9
  • Heavy water
  • Heavy water (D2O)
  • Heavy water-d2
  • HSDB 8190
  • UNII-J65BV539M3
  • Water(sup 2)-H2

Systematic Names

  • Deuterium oxide
  • Water, heavy (D2-O)
  • Water-d2

Registry Numbers

CAS Registry Number

  • 7789-20-0

FDA UNII

  • J65BV539M3

Other Registry Numbers

  • 156428-50-1
  • 39388-36-8

System Generated Number

  • 0007789200

Structure Descriptors

Smiles

O([2H])[2H]