Crystal of cyclic phosphonic acid sodium salt and method for manufacturing same

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专利权人:

OTSUKA CHEMICAL CO.; LTD.

发明人:

Hiroaki Yuasa,Hiroki Okazaki

申请号：

US15872321

公开号：

US10385081B2

申请日:

2018.01.16

申请国别(地区):

US

年份:

2019

代理人:

摘要：

An object of the present invention is to provide a crystal of a cyclic phosphonic acid sodium salt (2ccPA) with high purity and excellent storage stability and a method for producing the crystal. The present invention provides a crystal of a cyclic phosphonic acid sodium salt (2ccPA) represented by formula (1):

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/