PROCESS FOR THE SELECTIVE ACYLATION OF PRIMARY HYDROXY GROUPS IN THE PRESENCE OF SECONDARY HYDROXY GROUPS AND CATALYST THEREFOR - Patent 3818037

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EP 3 818 037 A1

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(43)	Date of publication:
	12.05.2021 Bulletin 2021/19

(21)	Application number: 19734409.6

(22)	Date of filing: 02.07.2019

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International Patent Classification (IPC):

C07C 67/08^(2006.01)

C07C 69/16^(2006.01)

(86)	International application number:
	PCT/EP2019/067727

(87)	International publication number:
	WO 2020/007856 (09.01.2020 Gazette 2020/02)

(84)	Designated Contracting States:
	AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
	Designated Extension States:
	BA ME
	Designated Validation States:
	KH MA MD TN

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Priority:

02.07.2018 EP 18181256

(71)	Applicant: DSM IP Assets B.V.
	6411 TE Heerlen (NL)

(72)	Inventors:
	COUMANS, Ferdy 8093 Zürich (CH) MEDLOCK, Jonathan, Alan 4303 Kaiseraugst (CH) MITCHELL, Sharon 8093 Zürich (CH) PÉREZ-RAMIREZ, Javier 8093 Zürich (CH) SCHUETZ, Jan 4303 Kaiseraugst (CH)

(74)	Representative: Steck, Melanie et al
	DSM Nutritional Products Ltd Patent Department Wurmisweg 576 4303 Kaiseraugst 4303 Kaiseraugst (CH)

(54)	PROCESS FOR THE SELECTIVE ACYLATION OF PRIMARY HYDROXY GROUPS IN THE PRESENCE OF SECONDARY HYDROXY GROUPS AND CATALYST THEREFOR