Helium-3

Base Information

• Chemical Name: Helium-3
• CAS No.: 14762-55-1
• Molecular Formula: He
• Molecular Weight: 4.0026
• European Community (EC) Number: 238-822-9
• UNII: I83W8ELB18
• Wikipedia: Helium-3
• Wikidata: Q533498
• Mol file: 14762-55-1.mol

Synonyms:3He isotope;He-3 isotope;Helium-3

Chemical Property of Helium-3

Chemical Property:

• Boiling Point: °Cat760mmHg
• Flash Point: °C
• Density: g/cm³
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 3.0160293220
• Heavy Atom Count: 1
• Complexity: 0

Purity/Quality:

99%, ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: [He]
• Isomeric SMILES: [3He]
• Recent ClinicalTrials: Asthma Exacerbation and Helium-3 MRI
• Recent EU Clinical Trials: Open monocentric clinical pilot study in COPD und Asthma patients to investigate static as well as dynamic ventilation, intrapulmonary ADC and pO2 using helium-3-MRI after inhalation of hyperpolarised helium-3 gas; a comparison with pulmonary function tests und H-MRI (long-term observation)