Patent · US Active

4-substituent-2-hydroxylmorpholine-3-one and preparation method thereof

US9676736B2 · kind B2 · utility

0Cited by

1References

20Claims

0Family size

Assignee

Zhejiang Hisun Pharmaceutical Co., Ltd. · CN

Inventors

Fuli Zhang · Shanghai, CN
Chonghao Liu · Shanghai, CN
Pengcheng Qiu · 东关南街, CN
Jian Chai · Zhejiang, CN
Qingfeng Cai · 流花街道, CN

Key dates

Filing date	Apr 15, 2013
Grant date	Jun 13, 2017
Priority date	—
Expiry date	Apr 15, 2033

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D413/06
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

A molecule with neural activities, especially 4-substituent-2-hydroxymorpholin-3-one, as a new intermediate of neurokinin-1 receptor antagonist aprepitant, and preparation method thereof.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.