CH364509A - Process for the preparation of new 3,5-diketopyrazolidines - Google Patents

Process for the preparation of new 3,5-diketopyrazolidines

Info

Publication number
CH364509A
CH364509A CH3817256A CH3817256A CH364509A CH 364509 A CH364509 A CH 364509A CH 3817256 A CH3817256 A CH 3817256A CH 3817256 A CH3817256 A CH 3817256A CH 364509 A CH364509 A CH 364509A
Authority
CH
Switzerland
Prior art keywords
diketopyrazolidines
preparation
new
Prior art date
Application number
CH3817256A
Other languages
German (de)
Inventor
Ernst Dr Jucker
Anton Dr Ebnoether
Original Assignee
Sandoz 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 to NL99967D priority Critical patent/NL99967C/xx
Priority to BE561351D priority patent/BE561351A/xx
Application filed by Sandoz Ag filed Critical Sandoz Ag
Priority to CH3817256A priority patent/CH364509A/en
Priority to CH4253757A priority patent/CH367176A/en
Priority to ES0237614A priority patent/ES237614A1/en
Priority to CH5006857A priority patent/CH367177A/en
Priority to DES55244A priority patent/DE1058518B/en
Priority to FR1196847D priority patent/FR1196847A/en
Priority to GB3087057A priority patent/GB843691A/en
Publication of CH364509A publication Critical patent/CH364509A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
    • C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
    • C07D401/04—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings directly linked by a ring-member-to-ring-member bond

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Hydrogenated Pyridines (AREA)
CH3817256A 1956-10-04 1956-10-04 Process for the preparation of new 3,5-diketopyrazolidines CH364509A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
NL99967D NL99967C (en) 1956-10-04
BE561351D BE561351A (en) 1956-10-04
CH3817256A CH364509A (en) 1956-10-04 1956-10-04 Process for the preparation of new 3,5-diketopyrazolidines
CH4253757A CH367176A (en) 1956-10-04 1957-02-09 Process for the preparation of new 3,5-diketopyrazolidines
ES0237614A ES237614A1 (en) 1956-10-04 1957-08-16 Substituted 3, 5-diketo-pyrazolidines
CH5006857A CH367177A (en) 1956-10-04 1957-09-03 Process for the preparation of new 3,5-diketopyrazolidine derivatives
DES55244A DE1058518B (en) 1956-10-04 1957-09-24 Process for the preparation of 3,5-dioxopyrazolidine derivatives
FR1196847D FR1196847A (en) 1956-10-04 1957-10-02 New derivatives of 3.5-diketo-pyrazolidine and their preparation
GB3087057A GB843691A (en) 1956-10-04 1957-10-02 Substituted 3, 5-diketo-pyrazolidines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH3817256A CH364509A (en) 1956-10-04 1956-10-04 Process for the preparation of new 3,5-diketopyrazolidines

Publications (1)

Publication Number Publication Date
CH364509A true CH364509A (en) 1962-09-30

Family

ID=4513680

Family Applications (1)

Application Number Title Priority Date Filing Date
CH3817256A CH364509A (en) 1956-10-04 1956-10-04 Process for the preparation of new 3,5-diketopyrazolidines

Country Status (7)

Country Link
BE (1) BE561351A (en)
CH (1) CH364509A (en)
DE (1) DE1058518B (en)
ES (1) ES237614A1 (en)
FR (1) FR1196847A (en)
GB (1) GB843691A (en)
NL (1) NL99967C (en)

Also Published As

Publication number Publication date
DE1058518B (en) 1959-06-04
GB843691A (en) 1960-08-10
BE561351A (en)
NL99967C (en)
ES237614A1 (en) 1958-03-01
FR1196847A (en) 1959-11-26

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