CN Patent

CN105503851B — 一种烯基噻唑衍生物的制备方法

Assigned to Runsheng Pharmaceutical Co., Ltd. · Expires 2017-06-23 · 9y expired

What this patent protects

本发明提供了一种烯基噻唑衍生物的制备方法，涉及治疗呼吸系统疾病药物中间体的制备方法，以式V化合物为原料，经过脱水、成环等步骤，制备得到式I化合物。

USPTO Abstract

本发明提供了一种烯基噻唑衍生物的制备方法，涉及治疗呼吸系统疾病药物中间体的制备方法，以式V化合物为原料，经过脱水、成环等步骤，制备得到式I化合物。

Drugs covered by this patent

Patent Metadata

Patent number
CN105503851B
Jurisdiction
CN
Classification
—
Expires
2017-06-23
Drug substance claim
No
Drug product claim
No
Assignee
Runsheng Pharmaceutical 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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