Question

What is the meaning of double bond extending conjugation?

Answer 1

Double bond in which one of the doubly bonded atoms is a part of a ring system. Here Ring A has one exocyclic and endocyclicdouble bond.

Answer 2

Double Bond Extending Conjugation is nothing but the formation of two double bonds which are separated by a single bond and is conjugated after separation.

Explanation:

• The bonds which are double bonds formed by the extension or by the separation of a single bond in a molecule.

• in living organisms, the bond conjugated after the formation of the one bonds immediately is known to be as the Double-Bond-Extending Conjugation.

• It was first discovered by the scientist Robert Burns Woodward and he found out the wavelength of the light absorbed in some compounds especially in a UV Spectrum.

• For example, both double bonds are being within ring B with connections. If they need to shares carbon atoms with ring A, making both the double bonds exocyclic.

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