The product of reaction between one mole of acetylene and two mole of HCHO in the presence of Cu2Cl2-
A
HOCH2−C≡C−CH2OH
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B
H2C=CH−C≡C−CH2OH
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C
HC≡C−CH2OH
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D
None of these
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Solution
The correct option is AHOCH2−C≡C−CH2OH Acetylene when reacts with two moles of formaldehyde in presence of copper as a catalyst then ethynyl diol is formed. In this reaction, the copper group targets the acidic C attached to the triple bond.