GB1098658A - A method for producing a dihydrochrysanthemolactone - Google Patents

A method for producing a dihydrochrysanthemolactone

Info

Publication number
GB1098658A
GB1098658A GB2548366A GB2548366A GB1098658A GB 1098658 A GB1098658 A GB 1098658A GB 2548366 A GB2548366 A GB 2548366A GB 2548366 A GB2548366 A GB 2548366A GB 1098658 A GB1098658 A GB 1098658A
Authority
GB
United Kingdom
Prior art keywords
dihydrochrysanthemolactone
producing
pyrocin
homocaronic
mols
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
GB2548366A
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Publication of GB1098658A publication Critical patent/GB1098658A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/94—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems condensed with rings other than six-membered or with ring systems containing such rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)

Abstract

Dihydrochrysanthemolactone is prepared by reacting cis-homocaronic acid anhydride with 2 mols. of a methylmagnesium halide, in an inert organic solvent. Pyrocin is formed as a by-product.
GB2548366A 1965-06-22 1966-06-08 A method for producing a dihydrochrysanthemolactone Expired GB1098658A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3723465 1965-06-22

Publications (1)

Publication Number Publication Date
GB1098658A true GB1098658A (en) 1968-01-10

Family

ID=12491901

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2548366A Expired GB1098658A (en) 1965-06-22 1966-06-08 A method for producing a dihydrochrysanthemolactone

Country Status (5)

Country Link
BE (1) BE682860A (en)
CH (1) CH455733A (en)
DE (1) DE1593387A1 (en)
GB (1) GB1098658A (en)
NL (2) NL138928B (en)

Also Published As

Publication number Publication date
DE1593387A1 (en) 1970-07-23
BE682860A (en) 1966-12-01
NL6608527A (en) 1966-12-23
NL138928B (en) 1973-05-15
CH455733A (en) 1968-05-15
NL138928C (en)

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