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 CH_3NO_2+CH_3CHO\overset{alkali}{\rightarrow}A

A is : 

Option: 1


Option: 2

CH_{3}CH(OH)CH_{2}NO_{2}


Option: 3


Option: 4

2 , 3 


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As we have learned

Condensation with Aldehyde -

Primary and secondary nitroalkane condense with an aldehyde in the presence of alkali forming nitro alcohols. 

CH_{3}NO_{2}+CH_{3}CHO\rightarrow CH_{3}CH(OH)CH_{2}NO_{2}

                              \beta -hydroxy\:nitropropane

Primary and secondary nitroalkanes condense with aldehydes in the presence of alkali forming nitro alcohols. Nitro groups can undergo tautomerism to give aci form.

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Suraj Bhandari

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