A key step of the Wittig reaction (Chapter 20) involves
Chapter 5, Problem 5.69(choose chapter or problem)
A key step of the Wittig reaction (Chapter 20) involves the decomposition of an oxaphosphetane, such as A, into two products (J. Org. Chem. 1986, 51, 33023308). If both chirality centers in A have the R configuration, determine whether the CRC p bond in B will have a cis or trans configuration. A B PO Ph Ph Ph CH CH PO Ph Ph Ph +
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