UA19846A - Спосіб очищеhhя ксаhтиhів - Google Patents

Спосіб очищеhhя ксаhтиhів

Info

Publication number
UA19846A
UA19846A UA4894528A UA4894528A UA19846A UA 19846 A UA19846 A UA 19846A UA 4894528 A UA4894528 A UA 4894528A UA 4894528 A UA4894528 A UA 4894528A UA 19846 A UA19846 A UA 19846A
Authority
UA
Ukraine
Prior art keywords
xanthine
purification
aqueous
precipitated
treatment
Prior art date
Application number
UA4894528A
Other languages
English (en)
Russian (ru)
Inventor
Кніпс Рудольф
Еніке Оттмар
Шьонфельд Вальтер
Original Assignee
Хьохст Аг
Хехст АГ
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 Хьохст Аг, Хехст АГ filed Critical Хьохст Аг
Publication of UA19846A publication Critical patent/UA19846A/uk

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D473/00—Heterocyclic compounds containing purine ring systems
    • C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
    • C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
    • C07D473/06—Heterocyclic 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
    • C07D473/08—Heterocyclic 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D473/00—Heterocyclic compounds containing purine ring systems
    • C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
    • C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
    • C07D473/06—Heterocyclic 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D473/00—Heterocyclic compounds containing purine ring systems
    • C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
    • C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
    • C07D473/06—Heterocyclic 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
    • C07D473/10—Heterocyclic 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)
  • Luminescent Compositions (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Cosmetics (AREA)
  • Saccharide Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)

Abstract

Предметом винаходу є спосіб очищення ксантинів обрабкою їх у водно-лужному середовищі. Ксантин осаджується з водно-лужного середовища СO2 до рН 7-9,5.
UA4894528A 1990-02-15 1991-02-14 Спосіб очищеhhя ксаhтиhів UA19846A (uk)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4004618A DE4004618A1 (de) 1990-02-15 1990-02-15 Verfahren zur gewinnung annaehernd fluoreszenzfreier xanthine

Publications (1)

Publication Number Publication Date
UA19846A true UA19846A (uk) 1997-12-25

Family

ID=6400165

Family Applications (1)

Application Number Title Priority Date Filing Date
UA4894528A UA19846A (uk) 1990-02-15 1991-02-14 Спосіб очищеhhя ксаhтиhів

Country Status (19)

Country Link
US (1) US5144033A (uk)
EP (1) EP0442401B1 (uk)
JP (1) JP2550443B2 (uk)
KR (1) KR0169984B1 (uk)
CN (1) CN1032002C (uk)
AT (1) ATE104979T1 (uk)
CZ (1) CZ279936B6 (uk)
DE (2) DE4004618A1 (uk)
DK (1) DK0442401T3 (uk)
ES (1) ES2054383T3 (uk)
IN (1) IN171029B (uk)
LT (1) LT3772B (uk)
LV (1) LV10454B (uk)
PL (1) PL165701B1 (uk)
PT (1) PT96766B (uk)
RO (1) RO107947B1 (uk)
RU (1) RU1811531C (uk)
SK (1) SK278938B6 (uk)
UA (1) UA19846A (uk)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE21220C (de) CH. W. siemens in London Neuerungen an rotirenden Oefen
DD21220A (uk) *
DE138444C (uk) * 1901-12-31
GB190504959A (en) * 1905-03-09 1905-10-05 Anilin Fabrikation Ag Manufacture of Soluble Compounds of Theobromine.
GB302207A (en) * 1927-09-12 1928-12-12 Albert Boehringer Process for the extraction of theo-bromine

Also Published As

Publication number Publication date
CN1032002C (zh) 1996-06-12
PT96766A (pt) 1991-10-31
CZ279936B6 (cs) 1995-09-13
CN1054067A (zh) 1991-08-28
EP0442401B1 (de) 1994-04-27
LTIP1463A (en) 1995-05-25
PL289066A1 (en) 1991-09-23
IN171029B (uk) 1992-07-04
KR0169984B1 (ko) 1999-02-01
CS9100360A2 (en) 1991-09-15
EP0442401A1 (de) 1991-08-21
RU1811531C (ru) 1993-04-23
ATE104979T1 (de) 1994-05-15
ES2054383T3 (es) 1994-08-01
DK0442401T3 (da) 1994-09-05
DE59101466D1 (de) 1994-06-01
RO107947B1 (ro) 1994-01-31
JP2550443B2 (ja) 1996-11-06
KR910015577A (ko) 1991-09-30
PT96766B (pt) 1998-07-31
LV10454A (lv) 1995-02-20
LV10454B (en) 1996-02-20
JPH04330074A (ja) 1992-11-18
SK278938B6 (sk) 1998-04-08
DE4004618A1 (de) 1991-08-22
US5144033A (en) 1992-09-01
PL165701B1 (pl) 1995-01-31
LT3772B (en) 1996-03-25

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