AMINES_ANS - Amines Amine/ALA/P.1 Amines 91(I)1(c O(2...

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Amines Amine/ALA/P.1 Amines 91(I)1.(c) O C NH CH 2 COOH H 2 NCH 2 ( 2 ) ( must be from α –amino acid ) Reagent : dilute H 2 SO 4 ( acid hydrolysis ) ( 1 ) Zwitter ion : H 3 NCH 2 COO ( 1 ) 92(I)1.(f) (ii) C NH 2 H CONH CH CH 3 CONH CH CH 3 COOH CH 3 ( MW is 231 with 3 units of V ) 92(II)8.(a) (i) (I) RCOOH 3 PCl RCOCl 2 3 NH CH RCONHCH 3 4 LiAlH RCH 2 NHCH 3 ( 4 ) (II) RCOOH 4 LiAlH RCH 2 OH 3 PCl RCH 2 Br 2 3 NH CH RCH 2 NHCH 3 ( 2 1 3 ) (ii) (II) is less suitable than (I) Since RCH 2 Br 2 3 NH CH also gives (RCH 2 ) 2 NCH 3 ( 2 1 1 ) 93(I)3.(e) (i) Two possible structural isomers ( 1/2 ) CH 3 CHCH NH 2 CH 3 CONHCH 2 COOH H 2 NCH 2 CONHCHCOOH CH(CH 3 ) 2 OR ( 1 1/2 ) (iii) Acidic H 3 NCH 2 COOH ( 1 ) Basic H 2 NCH 2 COO ( 1 )
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Amines Amine/ALA/P.2 94(I)3.(c) (i) Paper chromatography ( 1/2 ) A small spot of protein hydrolysate is placed near the bottom of a sheet of
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AMINES_ANS - Amines Amine/ALA/P.1 Amines 91(I)1(c O(2...

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