Does the [1,7] sigmatropic rearrangement that converts provitamin D 3 to vitamin D 3 involve suprafacial or

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Does the [1,7] sigmatropic rearrangement that converts provitamin D3 to vitamin D3 involve suprafacial or antarafacial rearrangement?

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Organic Chemistry

ISBN: 978-0131407480

4th edition

Authors: Paula Yurkanis Bruice

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