IL206338A0 - Theobromine production process - Google Patents

Theobromine production process

Info

Publication number
IL206338A0
IL206338A0 IL206338A IL20633810A IL206338A0 IL 206338 A0 IL206338 A0 IL 206338A0 IL 206338 A IL206338 A IL 206338A IL 20633810 A IL20633810 A IL 20633810A IL 206338 A0 IL206338 A0 IL 206338A0
Authority
IL
Israel
Prior art keywords
theobromine
production process
production
theobromine production
Prior art date
Application number
IL206338A
Original Assignee
Perrigo Trading Shanghai Co Ltd
Xingtai Li
Ruiyou Shu
Yusheng Feng
Airong Yang
Li Zhao
Nissim Bilman
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 claimed from CN2007101162018A external-priority patent/CN101220032B/en
Priority claimed from CN2007101160008A external-priority patent/CN101195619B/en
Application filed by Perrigo Trading Shanghai Co Ltd, Xingtai Li, Ruiyou Shu, Yusheng Feng, Airong Yang, Li Zhao, Nissim Bilman filed Critical Perrigo Trading Shanghai Co Ltd
Publication of IL206338A0 publication Critical patent/IL206338A0/en

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
    • C07D473/10—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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IL206338A 2007-12-14 2010-06-13 Theobromine production process IL206338A0 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2007101162018A CN101220032B (en) 2007-12-14 2007-12-14 Novel method for producing theobromine with 3_methylxanthine disodium salt methylating
CN2007101160008A CN101195619B (en) 2007-12-14 2007-12-14 Novel method for fine purification of theobromine
PCT/CN2008/001998 WO2009089677A1 (en) 2007-12-14 2008-12-12 Theobromine production process

Publications (1)

Publication Number Publication Date
IL206338A0 true IL206338A0 (en) 2010-12-30

Family

ID=40885054

Family Applications (2)

Application Number Title Priority Date Filing Date
IL206338A IL206338A0 (en) 2007-12-14 2010-06-13 Theobromine production process
IL227837A IL227837A0 (en) 2007-12-14 2013-08-06 Theobromine production process

Family Applications After (1)

Application Number Title Priority Date Filing Date
IL227837A IL227837A0 (en) 2007-12-14 2013-08-06 Theobromine production process

Country Status (3)

Country Link
CN (1) CN101896484B (en)
IL (2) IL206338A0 (en)
WO (1) WO2009089677A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103724348B (en) * 2013-12-16 2016-04-27 吉林省舒兰合成药业股份有限公司 A kind of preparation method of Theobromine
CN104130259B (en) * 2014-08-08 2016-01-13 石药集团新诺威制药股份有限公司 A kind of ring-closure reaction method of caffeine intermediate 1,3-dimethyl-4-amino-5-formamido group urea piperazine
CN105294691B (en) * 2015-11-23 2017-03-08 青岛科技大学 A kind of preparation technology of the semi-synthetic caffeine of environment-friendly type
CN107674032A (en) * 2017-10-10 2018-02-09 石药集团新诺威制药股份有限公司 A kind of new method of caffeine open loop generation theobromine intermediate
CN108164530A (en) * 2018-01-24 2018-06-15 安徽省百花香料香精有限公司 A kind of environmentally friendly process for purification of theobromine
CN112955138B (en) * 2018-11-14 2023-08-22 株式会社德山 Method for producing ferric citrate hydrate
CN109503585B (en) * 2018-12-29 2021-05-14 石药集团新诺威制药股份有限公司 Refining method of pentoxifylline recovered product
CN112724143B (en) * 2021-02-07 2022-04-15 河北工业大学 Method for preparing theobromine by methylating 3-methylxanthine
CN115710270A (en) * 2022-09-16 2023-02-24 安徽恒星制药有限公司 Recrystallization refining method of pentoxifylline

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD222026A1 (en) * 1984-02-29 1985-05-08 Dresden Arzneimittel PROCESS FOR THE PREPARATION OF THEOBROMINE
TW225535B (en) * 1992-11-10 1994-06-21 Hoechst Ag

Also Published As

Publication number Publication date
CN101896484B (en) 2013-06-12
CN101896484A (en) 2010-11-24
WO2009089677A1 (en) 2009-07-23
IL227837A0 (en) 2013-09-30

Similar Documents

Publication Publication Date Title
EP2271636A4 (en) Dianhydrosugar production process
HK1136696A1 (en) Production
GB0715101D0 (en) Process
GB0711624D0 (en) Process
GB0706978D0 (en) Process
GB0700074D0 (en) process
GB0716126D0 (en) Process
EP2152631A4 (en) Nickel-laterite process
IL227837A0 (en) Theobromine production process
GB0711680D0 (en) Process
GB0714602D0 (en) Process
GB0715496D0 (en) Novel process
GB0714390D0 (en) Process
GB2457820B (en) Production process
PL2173197T3 (en) Process
GB0700878D0 (en) Process
GB201003018D0 (en) Process
GB0724716D0 (en) Process
GB0724232D0 (en) Process
PL2152091T5 (en) Process
GB0719251D0 (en) Process
GB0701966D0 (en) Process
GB0803762D0 (en) Production process
GB0803764D0 (en) Production process
GB0819158D0 (en) Production process