Substance type
Substance type classified into 3 categories. Decided structure: Substances with a clear structure Undicided Structure: Substances with unknown or undetermined structure Mixtures: Mixtures, racemic compounds, or compounds with relative structural arrangements
Decided structure
Molecular formula:He Molecular formula furigana:
HE
Molecular weight:
4.003
InChI:
InChI=1S/He
InChI key:
SWQJXJOGLNCZEY-UHFFFAOYSA-N
SMILES:
[He]
Systematic name (2):
ヘリウム
helium
Other name (4):
Helium
He
Helium(4He)
ヘリウム(4He)
CAS registry number:
7440-59-7
Regulation number (5):