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3- Amino-5-chloro-2-pyrazinecarbonitrile

Amino-5-chloro-2-pyrazinecarbonitrile (132, R = Cl) gave 3-amino-5-methoxy-2-pyrazinecarbonitrile (132, R = OMe) (MeONa, MeOH, reflux,... [Pg.163]

Pyrazinecarboxamide (177) gave 2-pyrazinecarbonitrile (178) (neat POCl3, 100°C, 90 min 85%) 509 5-oxo-4,5-dihydro-2-pyrazinecarboxamide gave 5-chloro-2-pyrazinecarbonitrile (179) (likewise 72% note additional conversion of the oxo into a chloro substutuent) 1681 and 6-amino-2-pyrazinecarbox-amide gave 6-amino-2-pyrazinecarbonitrile (POCl3, Me2NCHO, 50°C, 45 min 55%).38... [Pg.325]

Amino-6-chloro-5-dimethylamino-2-pyrazinecarbonitrile (162) gave the unisolated carboximidate (163) (MeONa, MeOH, 20°C, 30 h), and thence 3-amino-6-chloro-/V-cyano-5-dimethylamino-2-pyrazinecarboxarnidine (164)... [Pg.323]

See other pages where 3- Amino-5-chloro-2-pyrazinecarbonitrile is mentioned: [Pg.359]    [Pg.147]    [Pg.174]    [Pg.238]    [Pg.147]    [Pg.155]    [Pg.357]    [Pg.357]    [Pg.357]    [Pg.358]    [Pg.358]    [Pg.358]    [Pg.358]    [Pg.358]    [Pg.359]    [Pg.359]    [Pg.359]    [Pg.409]    [Pg.359]    [Pg.409]   


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3 - 2-pyrazinecarbonitrile

3-Amino-5- -2-pyrazinecarbonitrile

4-Amino-2-chloro-5-

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