TW201613850A - Method for preparation of trifluoroacetylacetic acid - Google Patents

Method for preparation of trifluoroacetylacetic acid

Info

Publication number
TW201613850A
TW201613850A TW104126063A TW104126063A TW201613850A TW 201613850 A TW201613850 A TW 201613850A TW 104126063 A TW104126063 A TW 104126063A TW 104126063 A TW104126063 A TW 104126063A TW 201613850 A TW201613850 A TW 201613850A
Authority
TW
Taiwan
Prior art keywords
preparation
acid
trifluoroacetylacetic
trifluoroacetylacetic acid
trifiuoroacetylacetic
Prior art date
Application number
TW104126063A
Other languages
Chinese (zh)
Inventor
Doerwald Florencio Zaragoza
Christoph Taeschler
Hiromu Hattori
Original Assignee
Lonza Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from EP15154837.7A external-priority patent/EP2985274A1/en
Application filed by Lonza Ag filed Critical Lonza Ag
Publication of TW201613850A publication Critical patent/TW201613850A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation

Abstract

The invention discloses a method for the preparation of trifiuoroacetylacetic acid in its dehydrated form with a low content of the hydrate of trifluoroacetoacetic acid.
TW104126063A 2014-08-13 2015-08-11 Method for preparation of trifluoroacetylacetic acid TW201613850A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201462036682P 2014-08-13 2014-08-13
EP14180818 2014-08-13
EP14188809 2014-10-14
EP15154837.7A EP2985274A1 (en) 2014-08-13 2015-02-12 Method for preparation of trifluoroacetylacetic acid

Publications (1)

Publication Number Publication Date
TW201613850A true TW201613850A (en) 2016-04-16

Family

ID=55303896

Family Applications (1)

Application Number Title Priority Date Filing Date
TW104126063A TW201613850A (en) 2014-08-13 2015-08-11 Method for preparation of trifluoroacetylacetic acid

Country Status (2)

Country Link
TW (1) TW201613850A (en)
WO (1) WO2016023929A1 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6252105B1 (en) * 1998-07-06 2001-06-26 Solvay Fluor Und Derivate Gmbh Synthesis of low-fluoride organic compounds
KR20110001415A (en) * 2009-06-30 2011-01-06 주식회사 대희화학 New synthetic method of 4,4,4-trifluoro-1-(4-methylphenyl) butane-1,3-dione

Also Published As

Publication number Publication date
WO2016023929A1 (en) 2016-02-18

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