tert-Butyl Bromide
Structural Formula Vector Image
Title: tert-Butyl Bromide
CAS Registry Number: 507-19-7
CAS Name: 2-Bromo-2-methylpropane
Additional Names: 2-bromoisobutane; trimethylbromomethane
Molecular Formula: C4H9Br
Molecular Weight: 137.02
Percent Composition: C 35.06%, H 6.62%, Br 58.32%
Line Formula: (CH3)3CBr
Literature References: Prepn: Brunel, J. Am. Chem. Soc. 39, 1978 (1917); Bryce-Smith, Howlett, J. Chem. Soc. 1951, 1141; Coe et al., ibid. 1954, 2281.
Properties: Colorless liquid. d425 1.2125. bp 73.3°. mp -16.3°. At 210° changes to isobutyl bromide. nD25 1.4249. Insol in water. Miscible with organic solvents.
Melting point: mp -16.3°
Boiling point: bp 73.3°
Index of refraction: nD25 1.4249
Density: d425 1.2125

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