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Seal Sands Chemicals Ltd

Isonicotinonitrile (4-cyanopyridine, 4CP) ean be obtained by the am-moxidation of 4-picoline. It is mainly used in the preparation of Isoniazid, an antitubercular dmg and for the production of 4-dimethylaminopyridine (DMAP). The latter is generally used as an acylation catalyst for the synthesis of agrochemicals, pharmaceuticals and polymers. Vertellus is the largest producer of 4CP. The Chengdu XiYa Chemieal Technology Co. and Shanghai Boyle Chemical Co. China, Tokyo Chemical Industry Co. Japan, DKSH, Switzerland, Vertellus Specialties UK (formerly Seal Sands Chemicals Ltd.) are major global suppliers of 4CP. 2-Cyanopyridine (2CP) can be manufactured in the same way by ammoxidation of 2-picoline. However its application is limited and thus, production amounts are very low only. [Pg.258]

See other pages where Seal Sands Chemicals Ltd is mentioned: [Pg.213]    [Pg.221]    [Pg.346]    [Pg.213]    [Pg.221]    [Pg.213]    [Pg.221]    [Pg.1731]    [Pg.6016]    [Pg.993]    [Pg.213]    [Pg.221]    [Pg.346]    [Pg.213]    [Pg.221]    [Pg.213]    [Pg.221]    [Pg.1731]    [Pg.6016]    [Pg.993]   
See also in sourсe #XX -- [ Pg.213 , Pg.221 ]

See also in sourсe #XX -- [ Pg.213 , Pg.221 ]



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