CN Patent

CN107857778B — 含膦酰基的α-氨基腈的制备方法

Assigned to Jiangsu Lesi Chemical Co., Ltd · Expires 2020-03-24 · 6y expired

What this patent protects

本发明公开了一种含膦酰基的α‑氨基腈的制备方法，该方法采用芳亚甲基氨基乙腈与乙烯基甲膦酸酯在有机溶剂中加成，然后在水中脱去保护基，得到含膦酰基的α‑氨基腈。本发明不使用高毒、恶臭的原料，并且工艺简单、原料易得、条件温和，适合工业化生产。

USPTO Abstract

本发明公开了一种含膦酰基的α‑氨基腈的制备方法，该方法采用芳亚甲基氨基乙腈与乙烯基甲膦酸酯在有机溶剂中加成，然后在水中脱去保护基，得到含膦酰基的α‑氨基腈。本发明不使用高毒、恶臭的原料，并且工艺简单、原料易得、条件温和，适合工业化生产。

Drugs covered by this patent

Patent Metadata

Patent number
CN107857778B
Jurisdiction
CN
Classification
—
Expires
2020-03-24
Drug substance claim
No
Drug product claim
No
Assignee
Jiangsu Lesi Chemical 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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