CN Patent

CN105859728B — 一种依鲁替尼的制备方法

Assigned to Nanjing Red Sun Pharmaceutical Research Institute Co., Ltd · Expires 2018-06-08 · 8y expired

What this patent protects

本发明公开了一种依鲁替尼的制备方法，属于药物合成技术领域。其制备方法具体为：3‑氨基‑4‑氰基吡唑和乙酸甲脒为起始原料，经环合反应、卤代反应、亲核取代反应、Mitsunobu反应、酰胺化反应得到依鲁替尼。该方法原料易得，条件温和、工艺操作及可控性强、成本低、收率高、副产物少易于纯化得到高品质产物。

USPTO Abstract

本发明公开了一种依鲁替尼的制备方法，属于药物合成技术领域。其制备方法具体为：3‑氨基‑4‑氰基吡唑和乙酸甲脒为起始原料，经环合反应、卤代反应、亲核取代反应、Mitsunobu反应、酰胺化反应得到依鲁替尼。该方法原料易得，条件温和、工艺操作及可控性强、成本低、收率高、副产物少易于纯化得到高品质产物。

Drugs covered by this patent

Patent Metadata

Patent number
CN105859728B
Jurisdiction
CN
Classification
—
Expires
2018-06-08
Drug substance claim
No
Drug product claim
No
Assignee
Nanjing Red Sun Pharmaceutical Research Institute Co., Ltd
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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