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Give names of the reagents to bring abou...

Give names of the reagents to bring about the following transformations:
(i) Hexan-1-ol to hexanal
(ii) Cyclohexanol to cyclohexanone
(iii) p-Fluorotoluene to p-Fluorobenzaldehyde
(iv) Ethanenitrile to ethanal
(v) Allyl alcohol to propenal
(vi) But-2-ene to ethanal

Text Solution

Verified by Experts

(I ) ` C_5 H_5 NH^(+) CrO_3 CI ^(-) (PC C ) `in ` CH_2CI_2`
`(ii) K_2 Cr_2 O_7` in acidic medium
(iii ) `CrO_3` in the presence of acetic anhydride `( 273 -283 K) ` or ` CrO_2 CI_2 ,H_2O`.
(iv ) `DIBALH` : ( Diisobutyl ) aluminimum hydride `-78^@ C, H_3 O^(+)`
(v ) P C C in ` CH_2 CI_2`
`(vi ) O_3 // H_2 O - zn` dust
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