Reaction MechanismhardMCQ SINGLE⭐ Must-Do

If diazomethane () is photolyzed in the presence of trans-2-butene, the resulting cyclopropane derivReaction Mechanism Chemistry Question

Question

If diazomethane ($CH_2N_2$) is photolyzed in the presence of trans-2-butene, the resulting cyclopropane derivative will be:

Answer: B

💡 Solution & Explanation

Photolysis primarily generates singlet carbene initially, which adds to the alkene in a single concerted step, stereospecifically preserving the trans geometry of the alkene.

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