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Substance Name: Deuterium
RN: 7782-39-0
UNII: AR09D82C7G
InChIKey: UFHFLCQGNIYNRP-VVKOMZTBSA-N

Note

  • The stable isotope of hydrogen. It has one neutron and one proton in the nucleus.

Molecular Formula

  • D2

Molecular Weight

  • 4.028
 
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Names and Synonyms

Name of Substance

  • Deuterium

MeSH Heading

  • Deuterium

Synonyms

  • Deuterium
  • Deuterium molecule
  • Dideuterium
  • Diplogen
  • EINECS 231-952-7
  • Heavy hydrogen
  • HSDB 294
  • Hydrogen, isotope of mass 2
  • Hydrogen-2
  • Hydrogen-d2
  • UNII-AR09D82C7G

Systematic Name

  • Deuterium

Superlist Names

  • Deuterium
  • Deuterium, compressed
  • Deuterium, compressed [UN1957] [Flammable gas]
  • UN1957

Registry Numbers

CAS Registry Number

  • 7782-39-0

FDA UNII

  • AR09D82C7G

System Generated Number

  • 0007782390

Structure Descriptors

InChI

InChI=1S/H2/h1H/i1+1D

InChIKey

UFHFLCQGNIYNRP-VVKOMZTBSA-N

Smiles

[2H][2H]