USEFUL SYNTHETIC PREPARATIONS
333
VI.A.1-6 Miura, T. and Masaki, Y., TL, 35, 7961.
R ' s ^ O M e
R"-SH, DMF
R ' \ . O M e
R
OMe
Ν ^ ^ΟΖΓ *"
R'^SR"
ΗΊ
NC
O
44-93 %
VI.A.1-7 Miwa, K., Aoyama, T., and Shioiri, T., SL, 109.
R·
1 : LDA, »Pr 2 NH, THF
R'
L^
T M S C H N 2
I
R ^ ^ O
2:H 2 0
**
R ^ X H O
16-84 %
VI.A.2. Acids and Anhydrides
(see also I.G.2)
VLA.2-1 Chenevert, R. and Desjardins, M., CJC, 72, 2312; Le Goffic, F.
et al., SC, 24, 2873; Achiwa, K. et al., CPB, 42, 1969 and TA, 5, 1447;
Hattner, G. et al., CB, 127, 271.
/ - C 0 2 M e
α-chymotrypsin
r - C Q ^ e
Ai
(
phosphate buffer ^
Ar—(
^—C0 2 Me
Triton X
\ — C 0 2 H
85 %, (R)
VI.A.2-2 Ozegowski, R. et al., LA, 215.
The Enzyme Catalyzed Sequential Esterification of (±)-anti-2,4Dimethylglutaric Anhydride. An Efficient Route to Enantiomerically
Enriched Mono- and Diesters of a/tli-2,4-Dimethylglutaric Acid.
333
VI.A.1-6 Miura, T. and Masaki, Y., TL, 35, 7961.
R ' s ^ O M e
R"-SH, DMF
R ' \ . O M e
R
OMe
Ν ^ ^ΟΖΓ *"
R'^SR"
ΗΊ
NC
O
44-93 %
VI.A.1-7 Miwa, K., Aoyama, T., and Shioiri, T., SL, 109.
R·
1 : LDA, »Pr 2 NH, THF
R'
L^
T M S C H N 2
I
R ^ ^ O
2:H 2 0
**
R ^ X H O
16-84 %
VI.A.2. Acids and Anhydrides
(see also I.G.2)
VLA.2-1 Chenevert, R. and Desjardins, M., CJC, 72, 2312; Le Goffic, F.
et al., SC, 24, 2873; Achiwa, K. et al., CPB, 42, 1969 and TA, 5, 1447;
Hattner, G. et al., CB, 127, 271.
/ - C 0 2 M e
α-chymotrypsin
r - C Q ^ e
Ai
(
phosphate buffer ^
Ar—(
^—C0 2 Me
Triton X
\ — C 0 2 H
85 %, (R)
VI.A.2-2 Ozegowski, R. et al., LA, 215.
The Enzyme Catalyzed Sequential Esterification of (±)-anti-2,4Dimethylglutaric Anhydride. An Efficient Route to Enantiomerically
Enriched Mono- and Diesters of a/tli-2,4-Dimethylglutaric Acid.