CN Patent

CN102432549B — 一种抑制血管生成、肿瘤发生和增殖疾病的药物中间体1,3-二环己基巴比妥酸的制备方法

Assigned to Jiang Shulin · Expires 2014-09-03 · 12y expired

What this patent protects

本发明公开了一种抑制血管生成、肿瘤发生和增殖疾病的药物中间体1,3-二环己基巴比妥酸的制备方法，该合成方法包括以下工艺步骤：由N,N'-二环己基脲（DCU）跟丙二酸在乙酸做溶剂条件下，乙酸酐脱水产生1,3-二环己基巴比妥酸，本发明工艺简单，易操作，产品收率高，产品纯度大于99.5％。

USPTO Abstract

本发明公开了一种抑制血管生成、肿瘤发生和增殖疾病的药物中间体1,3-二环己基巴比妥酸的制备方法，该合成方法包括以下工艺步骤：由N,N'-二环己基脲（DCU）跟丙二酸在乙酸做溶剂条件下，乙酸酐脱水产生1,3-二环己基巴比妥酸，本发明工艺简单，易操作，产品收率高，产品纯度大于99.5％。

Drugs covered by this patent

Patent Metadata

Patent number
CN102432549B
Jurisdiction
CN
Classification
—
Expires
2014-09-03
Drug substance claim
No
Drug product claim
No
Assignee
Jiang Shulin
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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