Organic Chemistry

1

vector ·2009-02-23 02:14:14

its Z

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qwerty ·2010-10-19 06:11:18

arey wolfkishner is NH₂NH₂ in alkaline medium,

and NH₂NH₂ in H₂O₂ is a reagent that reduces only double bonds

H₂O₂ â†’ H₂O + O
NH₂NH₂ + O â†’NH = NH + H₂O

R₂C = C R₂ + NH = NH â†’ N₂ + R₂H C - C H R₂

the last step has pericyclic mechanism

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vector ·2009-02-24 05:08:57

sum1 explain yaar

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msp ·2009-02-23 06:55:20

oops sory the mech cant be fully seen

pls see this site http://upload.wikimedia.org/wikipedia/commons/2/21/Wolff-Kishner-Huang_Reduction.png

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skygirl ·2009-02-23 06:55:09

woh ans hai ??

phir toh pata nahi kaise !#!$!#%$!

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skygirl ·2009-02-23 06:54:50

woh ans hai ??

phir toh pata nahi kaise !#!$!#%$!

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3

msp ·2009-02-23 06:54:33

richa pls see this mech.

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1

vector ·2009-02-23 06:41:49

@sankara why dont c=o get reduced

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msp ·2009-02-23 06:39:37

sky but it is a wolf kishner reduction so C=C get reduced to C-C am i rite. How to predict the 3d nature of the product.

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vector ·2009-02-23 06:39:34

@sky see post#12 it s d ans plzzzzzz explain

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skygirl ·2009-02-23 06:37:27

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vector ·2009-02-23 05:39:10

no one trying:(

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13

Ð”Ð²Ò¥Ñ—ÑuÏ now in medical c ·2009-02-23 00:30:30

-NO₂ groups won't be reduced...

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msp ·2009-02-23 02:10:49

wat is the 3d representation for the molecule given in the question.

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vector ·2009-02-23 01:03:18

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11

Mani Pal Singh ·2009-02-23 00:57:12

final ans kya hai?????
is the oxime attached to central c?

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vector ·2009-02-23 00:51:57

in ans c=c is oxidising n both c=o r not oxidized could sum1 explain dis??????????

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11

Mani Pal Singh ·2009-02-23 00:50:05

mere khyal se oxime hi banna chayiye

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vector ·2009-02-23 00:48:49

no ans is wrong

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Mani Pal Singh ·2009-02-23 00:43:38

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Ð”Ð²Ò¥Ñ—ÑuÏ now in medical c ·2009-02-23 00:41:02

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33

Abhishek Priyam ·2009-02-23 00:40:31

use upload image button..

then choose file.. select file.... then upload image..

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11

Mani Pal Singh ·2009-02-23 00:38:49

richa i have the ans but tell me how to upload the photo

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vector ·2009-02-23 00:32:35

tell me ur ans

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