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2-Benzyloxy-3,6-diisobutyl-5-methoxypyrazine

Reductive debenzylation. 2-Benzyloxy-3,6-diisobutyl-5-methoxypyrazine 4-oxide (21) gave 3,6-diisobutyl-5-methoxy-2(l//)-pyrazinone 4-oxide (22) (H2, Pd/C, EtOH, h 90% structure confirmed by X-ray analysis) 310 2,5-dibenzy-loxy-3,6-diphenylpyrazine likewise gave 5-hydroxy-3,6-diphenyl-2(l//)-pyrazinone (23) (43%).82... [Pg.193]

Benzyloxy-6-chloropyrazine 2-Benzyloxy-3,6-diisobutyl-5-methoxypyrazine 2-Benzyloxy-3,6-diisobutyl-5-methoxypyrazine 1-oxide 2-Benzyloxy-3,6-diisobutyl-5-methoxypyrazine 4-oxide... [Pg.373]

See also in sourсe #XX -- [ Pg.200 ]

See also in sourсe #XX -- [ Pg.200 ]

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1 - -4-benzyloxy

2- Benzyloxy-6-methoxypyrazine

2-Methoxypyrazine

Diisobutyl

Methoxypyrazines