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process for the production of 5.6 - replaced: - 2,4 - chinazolindiaminen and intermediates.
process for the production of 5.6 - replaced: - 2,4 - chinazolindiaminen and intermediates.
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机译:5.6的生产方法-替代:-2,4-松柏二胺及其中间体。
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摘要
An improved process for the preparation of 6-substituted-5-alkyl-2,4-quinazolinediamines, useful in the production of trimetrexate and similar antifolate agents, together with several novel intermediates are disclosed.
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