Solution Found!

Show how you would use Grignard syntheses to prepare the

Chapter 2, Problem 39SP

(choose chapter or problem)

Get Unlimited Answers
QUESTION:

Show how you would use Grignard syntheses to prepare the following alcohols from the indicated starting materials and any other necessary reagents.

(a) octan-3-ol from hexanal, \(\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{4} \mathrm{CHO}\)

(b) octan-1-ol from 1-bromoheptane

(c) 1-cyclohexylethanol from acetaldehyde, \(\mathrm{CH}_{3} \mathrm{CHO}\)

(d) 2-cyclohexylethanol from bromocyclohexane

(e) benzyl alcohol \(\left(\mathrm{Ph}-\mathrm{CH}_{2}-\mathrm{OH}\right)\) from bromobenzene \(\text { (Ph - Br) }\)

(g) cyclopentylphenylmethanol from benzaldehyde \((\mathrm{Ph}-\mathrm{CHO})\)

Equation Transcription:

       

Text Transcription:

CH3(CH2)4CHO

CH_3CHO

(Ph-CH2-OH)

(Ph-Br)

OH

CH_3

CH_3

OCH_2CH_3      

(Ph-CHO)

Questions & Answers

QUESTION:

Show how you would use Grignard syntheses to prepare the following alcohols from the indicated starting materials and any other necessary reagents.

(a) octan-3-ol from hexanal, \(\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{4} \mathrm{CHO}\)

(b) octan-1-ol from 1-bromoheptane

(c) 1-cyclohexylethanol from acetaldehyde, \(\mathrm{CH}_{3} \mathrm{CHO}\)

(d) 2-cyclohexylethanol from bromocyclohexane

(e) benzyl alcohol \(\left(\mathrm{Ph}-\mathrm{CH}_{2}-\mathrm{OH}\right)\) from bromobenzene \(\text { (Ph - Br) }\)

(g) cyclopentylphenylmethanol from benzaldehyde \((\mathrm{Ph}-\mathrm{CHO})\)

Equation Transcription:

       

Text Transcription:

CH3(CH2)4CHO

CH_3CHO

(Ph-CH2-OH)

(Ph-Br)

OH

CH_3

CH_3

OCH_2CH_3      

(Ph-CHO)

ANSWER:

Solution 39SP

(a) 3-octanol from CHO

Here two more carbon atom is needed, so the Grignard reagent should be of two carbon reagent.

(b) 1-octanol from 1-bromoheptane

Add to cart


Study Tools You Might Need

Not The Solution You Need? Search for Your Answer Here:

×

Login

Login or Sign up for access to all of our study tools and educational content!

Forgot password?
Register Now

×

Register

Sign up for access to all content on our site!

Or login if you already have an account

×

Reset password

If you have an active account we’ll send you an e-mail for password recovery

Or login if you have your password back