GB1570557A - Process for the separation of stereoisomeric vinylcyclopropanecarboxylic acids - Google Patents

Process for the separation of stereoisomeric vinylcyclopropanecarboxylic acids Download PDF

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Publication number
GB1570557A
GB1570557A GB14136/78A GB1413678A GB1570557A GB 1570557 A GB1570557 A GB 1570557A GB 14136/78 A GB14136/78 A GB 14136/78A GB 1413678 A GB1413678 A GB 1413678A GB 1570557 A GB1570557 A GB 1570557A
Authority
GB
United Kingdom
Prior art keywords
cis
acid
distillation
separation
process according
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB14136/78A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer 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
Application filed by Bayer AG filed Critical Bayer AG
Publication of GB1570557A publication Critical patent/GB1570557A/en
Expired legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB14136/78A 1977-04-16 1978-04-11 Process for the separation of stereoisomeric vinylcyclopropanecarboxylic acids Expired GB1570557A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2716898A DE2716898B2 (de) 1977-04-16 1977-04-16 Verfahren zur Trennung von cis- und trans-Vinylcyclopropancarbonsäuren

Publications (1)

Publication Number Publication Date
GB1570557A true GB1570557A (en) 1980-07-02

Family

ID=6006442

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14136/78A Expired GB1570557A (en) 1977-04-16 1978-04-11 Process for the separation of stereoisomeric vinylcyclopropanecarboxylic acids

Country Status (18)

Country Link
JP (1) JPS53130639A (es)
AT (1) AT353772B (es)
BE (1) BE865983A (es)
BR (1) BR7802324A (es)
CA (1) CA1118443A (es)
CS (1) CS199725B2 (es)
DD (1) DD136046A5 (es)
DE (1) DE2716898B2 (es)
DK (1) DK164978A (es)
ES (1) ES468825A1 (es)
FR (1) FR2387210A1 (es)
GB (1) GB1570557A (es)
HU (1) HU174669B (es)
IL (1) IL54498A (es)
IT (1) IT7822335A0 (es)
NL (1) NL7803994A (es)
SU (1) SU703014A3 (es)
ZA (1) ZA782157B (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4874473A (en) * 1986-04-25 1989-10-17 Bayer Aktiengesellschaft Separation of diastereomers by extractive distillation

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2965745D1 (en) 1978-10-27 1983-07-28 Ici Plc Process of separating cis and trans isomers of cyclopropane carboxylic acids

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4931978A (es) * 1972-07-29 1974-03-23

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4874473A (en) * 1986-04-25 1989-10-17 Bayer Aktiengesellschaft Separation of diastereomers by extractive distillation

Also Published As

Publication number Publication date
ZA782157B (en) 1979-03-28
DD136046A5 (de) 1979-06-13
ES468825A1 (es) 1978-12-01
CS199725B2 (en) 1980-07-31
DK164978A (da) 1978-10-17
BE865983A (fr) 1978-10-16
IL54498A (en) 1981-06-29
IT7822335A0 (it) 1978-04-14
DE2716898A1 (de) 1978-10-19
BR7802324A (pt) 1978-12-19
ATA262478A (de) 1979-05-15
CA1118443A (en) 1982-02-16
DE2716898B2 (de) 1979-02-15
JPS53130639A (en) 1978-11-14
NL7803994A (nl) 1978-10-18
SU703014A3 (ru) 1979-12-05
HU174669B (hu) 1980-03-28
FR2387210A1 (fr) 1978-11-10
IL54498A0 (en) 1978-07-31
AT353772B (de) 1979-12-10
FR2387210B1 (es) 1981-08-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee