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CAS No 463-82-1 , 2,2-dimethylpropane

  • Name: 2,2-dimethylpropane
  • Synonyms: Propane; Tetramethylmethane; 1,1,1-Trimethylethane; 463-82-1; 2,2-dimethyl-; tert-Pentane;2,2-dimethylpropane; EINECS 207-343-7; HSDB 110; 2,2-Dimethylpropane;
  • CAS Registry Number:
  • Transport: 2044
  • Melting Point: -19.5
  • Flash Point: °C
  • Boiling Point: 7.2 ºC at 760 mmHg
  • Density: 0.649 g/cm3
  • Refractive index: 1.37
  • Safety Statements: Poison by intraperitoneal route. An inhalation hazard. Both the gas and the liquid are flammable when exposed to heat or flame; can react vigorously with oxidizing materials. When heated to decomposition it emits acrid smoke and irritating fumes.
  • Hazard Symbols: Highly flammable, dangerous fire risk, explosive limits in air 1.4–7.5%.
  • Flash Point: °C
  • EINECS: 207-343-7
  • Molecular Weight: 72.14878
  • InchiKey: CRSOQBOWXPBRES-UHFFFAOYSA-N
  • InChI: InChI=1S/C5H12/c1-5(2,3)4/h1-4H3
  • Risk Statements: 12-51/53
  • Molecular Formula: C5H12
  • Molecular Structure:CAS No:463-82-1 2,2-dimethylpropane
References of 2,2-dimethylpropane
Title: Neopentane
CAS Registry Number: 463-82-1
CAS Name: 2,2-Dimethylpropane
Synonyms: tetramethylmethane
Molecular Formula: C5H12
Molecular Weight: 72.15
Percent Composition: C 83.23%, H 16.76%
Literature References: Found in petr naphtha. Prepn from tert-butyl iodide and dimethylzinc: Lwow, Z. Chem. 1870, 520; cf. J. Am. Chem. Soc. 54, 3460 (1932); from butylmagnesium iodide and dimethyl sulfate in ether: Ferrario, Fagetti, Gaz. Chim. 38, II, 663 (1908); from amylene vapor and hydrogen in presence of an electric discharge: ibid. 62, 621 (1932); by passing pentanes over aluminum chloride at 140°, J. Gen. Chem. USSR 14, 343 (1944), C.A. 39, 3783 (1945); from neopentylmagnesium chloride and water: Whitmore et al., J. Am. Chem. Soc. 56, 749 (1934).
Properties: Liquid or gas. d00 0.613 (liq). Solidifies to form tetragonal crystals, mp -19.8°. bp 9.5°. Insol in water.
Melting point: mp -19.8°
Boiling point: bp 9.5°
Density: d00 0.613 (liq)