Nomenclature
CAS number: 634-19-5
1,2,3,4-Tetrahydro-9-fluorenone; THF.
C
13H
12O; mol wt 184.23.
C 84.75%, H 6.57%, O 8.68%.
Description and references
Prepn: H. C. Beyerman, W. L. C. Veer, US 2692898 (1954 to Organon); House et al., J. Am.
Chem. Soc. 82, 1457 (1960).
Properties
Light yellow needles or prisms from pentane, mp 81-82° (Beyerman);
golden yellow prisms from petr ether, mp 41.5-42.5° (House). bp0.05 139-140°. uv max (alcoholic molar soln): 265, 232 nm (log ε 4.48, 3.62); (carbon tetrachloride): 238, 245, 317 nm (ε 39700, 46900,
960). LD50 s.c. in mice: 1-1.3 g/kg (Beyerman, Veer).Status
This monograph has been retired and is no longer subject
to revision or update.