A BINAP represents a tertiary phosphine represented by {TAIL ~ formula} ##STR6## in which {HEAD ~ A} represents an alkali metal atom; X represents a chlorine atom, a bromine atom, or an iodine atom 
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A BINAP represents a tertiary phosphine represented by { TAIL ~ formula } # # STR6 # # in which { HEAD ~ A } represents an alkali metal atom ; X represents a chlorine atom , a bromine atom , or an iodine atom
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH REL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH