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NO874346D0 - PROCEDURE FOR THE PREPARATION OF BAA HYDROXIC ACID ACID AND SALTS THEREOF. - Google Patents

PROCEDURE FOR THE PREPARATION OF BAA HYDROXIC ACID ACID AND SALTS THEREOF.

Info

Publication number
NO874346D0
NO874346D0 NO874346A NO874346A NO874346D0 NO 874346 D0 NO874346 D0 NO 874346D0 NO 874346 A NO874346 A NO 874346A NO 874346 A NO874346 A NO 874346A NO 874346 D0 NO874346 D0 NO 874346D0
Authority
NO
Norway
Prior art keywords
acid
baa
salts
procedure
preparation
Prior art date
Application number
NO874346A
Other languages
Norwegian (no)
Other versions
NO166441B (en
NO874346L (en
NO166441C (en
Inventor
Noeeel Vanlautem
Jean-Marc Coisne
Jacques Gilain
Original Assignee
Solvay
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
Application filed by Solvay filed Critical Solvay
Publication of NO874346D0 publication Critical patent/NO874346D0/en
Publication of NO874346L publication Critical patent/NO874346L/en
Publication of NO166441B publication Critical patent/NO166441B/en
Publication of NO166441C publication Critical patent/NO166441C/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)

Abstract

Oligomers of beta-hydroxybutyric acid are hydrolysed in an aqueous reaction mixture containing a base such as calcium hydroxide, sodium hydroxide or potassium hydroxide. This process allows beta-hydroxybutyric acid of a high purity, and crystallisable, to be obtained.
NO874346A 1986-10-20 1987-10-19 PROCEDURE FOR PREPARING BETA-HYDROXYLIC ACID ACID AND SALTS THEREOF. NO166441C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8614627A FR2605314B1 (en) 1986-10-20 1986-10-20 PROCESS FOR THE MANUFACTURE OF BETA-HYDROXYBUTYRIC ACID AND ITS SALTS BY HYDROLYSIS OF OLIGOMERS OF BETA-HYDROXYBUTYRIC ACID IN BASIC MEDIA.

Publications (4)

Publication Number Publication Date
NO874346D0 true NO874346D0 (en) 1987-10-19
NO874346L NO874346L (en) 1988-04-21
NO166441B NO166441B (en) 1991-04-15
NO166441C NO166441C (en) 1991-07-24

Family

ID=9340046

Family Applications (1)

Application Number Title Priority Date Filing Date
NO874346A NO166441C (en) 1986-10-20 1987-10-19 PROCEDURE FOR PREPARING BETA-HYDROXYLIC ACID ACID AND SALTS THEREOF.

Country Status (12)

Country Link
EP (1) EP0266815B1 (en)
JP (1) JPS63115845A (en)
AT (1) ATE61330T1 (en)
CA (1) CA1298857C (en)
DE (1) DE3768422D1 (en)
DK (1) DK544887A (en)
ES (1) ES2023184B3 (en)
FI (1) FI88028C (en)
FR (1) FR2605314B1 (en)
GR (1) GR3001567T3 (en)
NO (1) NO166441C (en)
PT (1) PT85937B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5780704A (en) * 1992-06-04 1998-07-14 Mitsui Chemicals, Inc. Process for treating plastic product
WO2016039618A1 (en) * 2014-09-12 2016-03-17 Universiti Putra Malaysia Bio-based crotonic acid production
CN112062666A (en) * 2020-08-20 2020-12-11 青岛科技大学 Production process of 6-hydroxycaproic acid
CN112062667A (en) * 2020-08-24 2020-12-11 青岛科技大学 Preparation method of 6-hydroxycaproic acid

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3044942A (en) * 1960-09-27 1962-07-17 Grace W R & Co Process for preparing poly-beta-hydroxybutyric acid

Also Published As

Publication number Publication date
ES2023184B3 (en) 1992-01-01
FI88028B (en) 1992-12-15
ATE61330T1 (en) 1991-03-15
CA1298857C (en) 1992-04-14
NO166441B (en) 1991-04-15
FR2605314B1 (en) 1989-04-14
FI874612L (en) 1988-04-21
PT85937A (en) 1987-11-01
EP0266815A1 (en) 1988-05-11
FI88028C (en) 1993-03-25
PT85937B (en) 1990-07-31
DE3768422D1 (en) 1991-04-11
NO874346L (en) 1988-04-21
JPS63115845A (en) 1988-05-20
DK544887D0 (en) 1987-10-19
FI874612A0 (en) 1987-10-20
NO166441C (en) 1991-07-24
EP0266815B1 (en) 1991-03-06
GR3001567T3 (en) 1992-11-23
DK544887A (en) 1988-04-21
FR2605314A1 (en) 1988-04-22

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