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CAS No 1590-87-0 , λ

  • Name: λ
  • Synonyms: FT-0693256; disilicon;1590-87-0;1-silanylsilicon; Silicon dimer; EINECS 216-466-5; CHEBI:30590;λ SiH2=SiH2; 463043_ALDRICH;
  • CAS Registry Number:
  • Transport: 2203
  • Melting Point: -132.6 C
  • Boiling Point: -14.3 C
  • Density: 0,686 g/cm3
  • Safety Statements: S16S24S26S36/S37/S39
  • Hazard Symbols: F,Xn
  • EINECS: 216-466-5
  • Molecular Weight: 56.171
  • InchiKey: NTQGILPNLZZOJH-UHFFFAOYSA-N
  • InChI: InChI=1S/Si2/c1-2
  • Risk Statements: 17-20/21-36/37/38-42
  • Molecular Formula: Si2
  • Molecular Structure:CAS No:1590-87-0 λ

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References of λ
Title: Disilane
CAS Registry Number: 1590-87-0
Synonyms: Disilicoethane; disilicon hexahydride; silicoethane; disilicane
Molecular Formula: H6Si2
Molecular Weight: 62.22
Percent Composition: H 9.72%, Si 90.28%
Line Formula: Si2H6
Literature References: Obtained by separation of mixed silanes prepd from magnesium silicide and hydrochloric acid: Moissan, Smiles, Compt. Rend. 134, 569, 1549 (1902); Stock, Somiesky, Ber. 49, 111 (1916); 54B, 524 (1921); 56B, 247 (1923); Culbertson, US 2551571 (1951 to Union Carbide); prepd by conversion of silane to higher silanes in an ozonizer type electric discharge: Spanier, MacDiarmid, Inorg. Chem. 1, 432 (1962).
Properties: Gas; repulsive odor. d4-25 0.686. mp -132.5°. bp -14.5°. Dec 300°. Ignites spontaneously in air. Slowly dec in water. Explodes on contact with sulfur hexafluoride; reacts vigorously with carbon tetrachloride and chloroform. Sol in carbon disulfide, ethyl alcohol, benzene, and ethyl silicate. Potassium hydroxide liberates hydrogen.
Melting point: mp -132.5°
Boiling point: bp -14.5°
Density: d4-25 0.686
CAUTION: A powerful irritant.