CH319776A - Verfahren zur Herstellung von Kondensationsprodukten - Google Patents

Verfahren zur Herstellung von Kondensationsprodukten

Info

Publication number
CH319776A
CH319776A CH319776DA CH319776A CH 319776 A CH319776 A CH 319776A CH 319776D A CH319776D A CH 319776DA CH 319776 A CH319776 A CH 319776A
Authority
CH
Switzerland
Prior art keywords
production
condensation products
condensation
products
Prior art date
Application number
Other languages
English (en)
Inventor
Harry Feinstone Wolffe
Original Assignee
Nepera Chemical Co Inc
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 Nepera Chemical Co Inc filed Critical Nepera Chemical Co Inc
Publication of CH319776A publication Critical patent/CH319776A/de

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D473/00Heterocyclic compounds containing purine ring systems
    • C07D473/02Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
    • C07D473/04Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
    • C07D473/06Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3
    • C07D473/08Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3 with methyl radicals in positions 1 and 3, e.g. theophylline
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D473/00Heterocyclic compounds containing purine ring systems
    • C07D473/02Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
    • C07D473/04Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
    • C07D473/06Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3
    • C07D473/10Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3 with methyl radicals in positions 3 and 7, e.g. theobromine

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CH319776D 1952-04-02 1953-03-31 Verfahren zur Herstellung von Kondensationsprodukten CH319776A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US518936XA 1952-04-02 1952-04-02

Publications (1)

Publication Number Publication Date
CH319776A true CH319776A (de) 1957-02-28

Family

ID=21974012

Family Applications (1)

Application Number Title Priority Date Filing Date
CH319776D CH319776A (de) 1952-04-02 1953-03-31 Verfahren zur Herstellung von Kondensationsprodukten

Country Status (5)

Country Link
BE (1) BE518936A (de)
CH (1) CH319776A (de)
DE (1) DE924632C (de)
FR (1) FR1078603A (de)
GB (1) GB736443A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1067821B (de) * 1956-02-21 1959-10-29 Dr Med Habil Hans Seel Verfahren zur Herstellung von Jodcholin-(7)-xanthinaten
DE1207936B (de) * 1961-03-17 1965-12-30 Boehringer Sohn Ingelheim Verfahren zur Herstellung wasserloeslicher Theophyllinverbindungen von bisquartaerenAmmoniumhydroxyden
JPH01132571A (ja) * 1987-11-18 1989-05-25 Aguro Kanesho Kk 農園芸用殺菌剤

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE571294C (de) * 1927-03-01 1933-02-27 Egon Gluecksmann Verfahren zur Herstellung von Salzen quartaerer Ammoniumbasen

Also Published As

Publication number Publication date
DE924632C (de) 1955-03-07
FR1078603A (fr) 1954-11-19
BE518936A (fr) 1955-03-18
GB736443A (en) 1955-09-07

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