CN Patent

CN103420902A — 一种2-氯-4-碘-5-甲基吡啶的制备方法

Assigned to ASCEPION PHARMACEUTICALS Inc · Expires 2013-12-04 · 12y expired

What this patent protects

本发明公开了一种2-氯-4-碘-5-甲基吡啶的制备方法。本发明涉及二卤素取代吡啶类化合物的制备方法，具体地说是2-氯-4-碘-5-甲基吡啶的制备方法；该化合物可以用作中间体以制备蛋白激酶ERK2抑制剂(WO2005/100342)。其以2-氯-5-甲基吡啶为原料，经过4-位硝化、还原、重氮化和碘代反应而得。具有工艺简单，便于工业化规模生产。

USPTO Abstract

本发明公开了一种2-氯-4-碘-5-甲基吡啶的制备方法。本发明涉及二卤素取代吡啶类化合物的制备方法，具体地说是2-氯-4-碘-5-甲基吡啶的制备方法；该化合物可以用作中间体以制备蛋白激酶ERK2抑制剂(WO2005/100342)。其以2-氯-5-甲基吡啶为原料，经过4-位硝化、还原、重氮化和碘代反应而得。具有工艺简单，便于工业化规模生产。

Drugs covered by this patent

Patent Metadata

Patent number
CN103420902A
Jurisdiction
CN
Classification
—
Expires
2013-12-04
Drug substance claim
No
Drug product claim
No
Assignee
ASCEPION PHARMACEUTICALS Inc
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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