Big Chemical Encyclopedia

Chemical substances, components, reactions, process design ...

Articles Figures Tables About

3.6- Diisopropyl-2 -pyrazinone

Hydrolysis. 2-Methoxy-3-methyl-5-phenylpyrazine (16) gave 3-methyl-5-phenyl-2(l//)-pyrazinone (17) (6 M HC1, reflux, 3 h 97%) 1307 other products like 3,6-diisopropyl-2( I //(-pyrazinonc (18, R = Pr ) (97%)1311 and 3,6-diphenyl-2(l/7)-pyrazinone (18, R = Ph) (84%)82 were made similarly. Hydriodic acid may also be used.1307... [Pg.193]

Hydroxy-5,6-diisopropyl-2(l//)-pyrazinone (264, R = H) gave 1-benzoyloxy-5,6-diisopropyl-2(l//)-pyrazinonc (264, R = Bz) (BzCl, pyridine, CH2C12, 5 20°C, 12 h 64%) 1515 several analogues like 5-chloro-1 -(p-chloroben-zoyloxy)-6-ethyl-2(l//)-pyrazinone (265), were made similarly.1011515... [Pg.234]

Chloro-3,6-diisobutyl-2(17/)-pyrazinone 2-Chloro-3,6-diisopropyl-5-methylaminopyrazine 2-Chloro-3,6-diisopropylpyrazine 5-Chloro-3,6-diisopropyl-2-pyrazinecarbaldehyde 1-oxide 2-Chloro-3,6- diisopropylpyrazine 1 - oxide 2-Chloro-3,6-diisopropylpyrazine 4-oxide... [Pg.386]

Imino-4-methyl-3,4-dihydro-2-pyrazinamine 5-Iodo-3,6-diisobutyl-2(l//)-pyrazinone 5-Iodo-3,6-diisopropyl-2(l//)-pyrazinone 2-Iodo-3,5-dimethoxypyrazine... [Pg.432]

See other pages where 3.6- Diisopropyl-2 -pyrazinone is mentioned: [Pg.159]    [Pg.368]    [Pg.377]    [Pg.389]    [Pg.408]    [Pg.408]    [Pg.159]    [Pg.193]    [Pg.234]    [Pg.377]    [Pg.389]    [Pg.408]    [Pg.426]    [Pg.432]   
See also in sourсe #XX -- [ Pg.159 , Pg.193 ]

See also in sourсe #XX -- [ Pg.159 , Pg.193 ]



SEARCH



Diisopropyl

Pyrazinone

Pyrazinones

© 2024 chempedia.info