METHOD FOR PREPARING HIGHLY PURE N-ACYL DERIVATIVE

Title:

METHOD FOR PREPARING HIGHLY PURE N-ACYL DERIVATIVE

Document Type and Number:

WIPO Patent Application WO/2023/055050

Kind Code:

A1

Abstract:

The present invention relates to: a method for removing a compound of chemical formula 1, comprising the step of adding a metal hydroxide compound to a composition comprising chemical formula 1 and a water-soluble solvent; and a method for preparing an N-acyl derivative by using the removal method.

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Inventors:

LIM HONGSAN (KR)
LEE YOUNGCHAN (KR)
CHO JAIHA (KR)
JEON GIPPEUM (KR)
KUK JINCHUL (KR)

Application Number:

PCT/KR2022/014515

Publication Date:

April 06, 2023

Filing Date:

September 28, 2022

Export Citation:

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Assignee:

FARMHANNONG CO LTD (KR)

International Classes:

C07C231/12; C07C231/22; C07C235/16

Foreign References:

CN1843121A	2006-10-11
CN112690275A	2021-04-23
CN109061154A	2018-12-21
FR2455574A1	1980-11-28

Other References:

EUROPEAN FOOD SAFETY AUTHORITY: "Conclusion on the peer review of the pesticide risk assessment of the active substance metalaxyl-M", THE EFSA JOURNAL, vol. 13, no. 3, 1 March 2015 (2015-03-01), Parma, IT , pages 3999, XP093053900, ISSN: 1831-4732, DOI: 10.2903/j.efsa.2015.3999

Attorney, Agent or Firm:

KIM, Sung Ho (KR)

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