CN Patent

CN106916142A — 一种制备高纯度德拉沙星的方法

Assigned to Jiangsu Aosaikang Pharmaceutical Co Ltd · Expires 2017-07-04 · 9y expired

What this patent protects

本发明提供了一种制备高纯度德拉沙星葡甲胺的方法，该方法去除了德拉沙星葡甲胺粗品中的一种顽固杂质。所述方法采用的溶剂为常见的无毒、低毒溶剂，制备方法简单、条件温和；整个过程中不需要降温至零度或零度以下，也不需要长时间维持加热温度，能够极大的降低能耗。

USPTO Abstract

本发明提供了一种制备高纯度德拉沙星葡甲胺的方法，该方法去除了德拉沙星葡甲胺粗品中的一种顽固杂质。所述方法采用的溶剂为常见的无毒、低毒溶剂，制备方法简单、条件温和；整个过程中不需要降温至零度或零度以下，也不需要长时间维持加热温度，能够极大的降低能耗。

Drugs covered by this patent

Patent Metadata

Patent number
CN106916142A
Jurisdiction
CN
Classification
—
Expires
2017-07-04
Drug substance claim
No
Drug product claim
No
Assignee
Jiangsu Aosaikang 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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