Organic Chemistry - Some good conversionns

24

eureka123 ·2010-01-01 05:47:42

thx

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106

Asish Mahapatra ·2010-01-02 02:07:04

cyclobutyl carbocation is unstable..
that's why

otherwise the H+ should have attacked the OH

as all acid base reactions are quite fast and this was a tertiary alcohol

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1

vimalesh mallya ·2010-01-01 20:00:22

for 1st one,
why not + charge on carbon with oH? why not C-OH cond cleavage due to oH turning h2o?
why attack only at alkene?

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11

Tush Watts ·2010-01-01 09:24:15

sorry ..... I thought Asish's ans was incorrect....

Anyways, the post is deleted.

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24

eureka123 ·2010-01-01 06:03:14

oops...yeah it was typo by tush

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1

aieeee ·2010-01-01 05:58:39

asish, u hv solved the 1st one. it ws a typo frm tush, perhaps.

i hd given an answer bt i don't think it ws correct

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106

Asish Mahapatra ·2010-01-01 05:54:58

eure 1st one..

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24

eureka123 ·2010-01-01 05:54:10

http://targetiit.com/iit-jee-forum/posts/prooodcuct-11752.html

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106

Asish Mahapatra ·2010-01-01 05:51:30

tush, where has abhi answerd the first one?? i shud like to see his sols

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24

eureka123 ·2009-09-23 21:14:49

2nd
ur ans is worng

1st
plz draw teh structure u are mentioning

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11

Gone.. ·2009-11-13 20:44:54

no1 trying 2nd one ??
1st one is not pinacol pinacolon re-arrangement.

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24

eureka123 ·2009-09-29 10:57:36

anyone ???

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24

eureka123 ·2009-09-24 19:55:35

here is ans to 2nd ques
plz give the mech now

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24

eureka123 ·2009-09-24 19:46:27

nops..

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106

Asish Mahapatra ·2009-09-24 19:43:29

is it this one? i cant think of anything else rite now

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24

eureka123 ·2009-09-24 19:27:30

1st one is really pinacole ?

i thought pinacole was 1,2 diol rearrangement

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106

Asish Mahapatra ·2009-09-24 19:22:06

forgotten the ester (O) rest everything seems fine

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Some good conversionns

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