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ES8706659A1 - Prodn. of diosmin from hesperidin - Google Patents

Prodn. of diosmin from hesperidin

Info

Publication number
ES8706659A1
ES8706659A1 ES555384A ES555384A ES8706659A1 ES 8706659 A1 ES8706659 A1 ES 8706659A1 ES 555384 A ES555384 A ES 555384A ES 555384 A ES555384 A ES 555384A ES 8706659 A1 ES8706659 A1 ES 8706659A1
Authority
ES
Spain
Prior art keywords
prodn
diosmin
hesperidin
solvent
effected
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
ES555384A
Other languages
Spanish (es)
Other versions
ES555384A0 (en
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.)
Edmond Pharma SRL
Original Assignee
Edmond Pharma SRL
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 Edmond Pharma SRL filed Critical Edmond Pharma SRL
Publication of ES555384A0 publication Critical patent/ES555384A0/en
Publication of ES8706659A1 publication Critical patent/ES8706659A1/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07HSUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H17/00Compounds containing heterocyclic radicals directly attached to hetero atoms of saccharide radicals
    • C07H17/04Heterocyclic radicals containing only oxygen as ring hetero atoms
    • C07H17/06Benzopyran radicals
    • C07H17/065Benzo[b]pyrans
    • C07H17/07Benzo[b]pyran-4-ones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Molecular Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pyridine Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)

Abstract

Prodn. of diosmine (I) is effected by treating esperidine (II) with iodine in an inert organic solvent and eliminatinq HI with an organic base. - Pref. reaction is effected at between room temp. and 120 deg.C. The solvent is a polar aprotic solvent, esp. DMF, dimethylacetamide or DMSO. The base is pyridine or poly(4-vinylpyridine).
ES555384A 1985-05-30 1986-05-28 Prodn. of diosmin from hesperidin Expired ES8706659A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8520974A IT1191620B (en) 1985-05-30 1985-05-30 PROCEDURE FOR THE PREPARATION OF DIOSMINE

Publications (2)

Publication Number Publication Date
ES555384A0 ES555384A0 (en) 1987-07-16
ES8706659A1 true ES8706659A1 (en) 1987-07-16

Family

ID=11174849

Family Applications (1)

Application Number Title Priority Date Filing Date
ES555384A Expired ES8706659A1 (en) 1985-05-30 1986-05-28 Prodn. of diosmin from hesperidin

Country Status (3)

Country Link
BE (1) BE904614A (en)
ES (1) ES8706659A1 (en)
IT (1) IT1191620B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2760016B1 (en) * 1997-02-21 1999-05-28 Innokem Sarl PROCESS FOR THE INDUSTRIAL MANUFACTURE OF DIOSMINE FROM HESPERIDINE
FR2760015B1 (en) * 1997-02-21 1999-05-28 Innokem Sarl PROCESS FOR THE INDUSTRIAL MANUFACTURE OF DIOSMINE FROM HESPERIDINE
FR2782518A1 (en) * 1998-08-19 2000-02-25 Innokem Sarl Preparation of vasotropic diosmin from hesperidin by anhydrous reaction with iodine and pyridine with solid mineral base
EP3053930A1 (en) 2015-02-03 2016-08-10 Interquim, S.A. Process for the preparation of diosmin
EP3321273B1 (en) * 2016-08-30 2022-02-23 Chengdu Okay Pharmaceutical Co., Ltd Preparation method of diosmin

Also Published As

Publication number Publication date
ES555384A0 (en) 1987-07-16
BE904614A (en) 1986-08-18
IT8520974A0 (en) 1985-05-30
IT1191620B (en) 1988-03-23

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Legal Events

Date Code Title Description
MM4A Patent lapsed

Effective date: 19960506