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The followlng compound is . 4) an ester b) an ether c) an anhydride d) a ketal e

ID: 557444 • Letter: T

Question

The followlng compound is . 4) an ester b) an ether c) an anhydride d) a ketal e a heatketal 21 hat 1s the tUPAC name for the following ester? CH a) propyl 2-sethy1butanoate b) propyl 3-methylbutanoate c) ethylo 2-methylbutanoate d) ethyl 3-methylbutanoate e) propy1 1-set y1butanoate CH2 CH3 3) hat lcohol v result from the hydroylsts of the follow ing ester? a) 1-propano1 c) ethano e) 2-butanol b) 2-propano1 d) 1-butanol 4) 4t ac1d 1s rqut red to produce the follow! ng ester? a) propanoic acid c) ethanotc aci e) pentanoic acid b) butanoic acid d) methanoic acid 5) hat are the products of the following reaction? CH2-CH2-C-S-CH 2-CH3 + 3-01 -- b) CH3CH2C-S-CH 3 CH3CH + CH3SH + a) CH3CH2C-0-CH2CH3 CH:@2SH d) CH3CH2C-S-CH2CH2CH3.H29 + c) CH3CH2C4.CH3

Explanation / Answer

1. It's an anhydride.

(-CO-O-CO-)

2. Propyl 2-methylbutanoate

The alkyl group is named as a substituent using the -yl ending.

The acyl or the acid part of the name is named after replacing

The -ic acid suffix of the corresponding acid by -ate.

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