FR1397213A - Nouveau procédé de préparation de la warfarine-sodium - Google Patents

Nouveau procédé de préparation de la warfarine-sodium

Info

Publication number
FR1397213A
FR1397213A FR958840A FR958840A FR1397213A FR 1397213 A FR1397213 A FR 1397213A FR 958840 A FR958840 A FR 958840A FR 958840 A FR958840 A FR 958840A FR 1397213 A FR1397213 A FR 1397213A
Authority
FR
France
Prior art keywords
new method
warfarin sodium
preparing
preparing warfarin
sodium
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
FR958840A
Other languages
English (en)
French (fr)
Inventor
Claire Hilliard Yates
Lloyd Matthew Thompson
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.)
Merck Frosst Canada and Co
Original Assignee
Charles E Frosst and Co
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 Charles E Frosst and Co filed Critical Charles E Frosst and Co
Application granted granted Critical
Publication of FR1397213A publication Critical patent/FR1397213A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/42—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4
    • C07D311/44—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3
    • C07D311/46—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3 unsubstituted in the carbocyclic ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
FR958840A 1963-05-14 1963-12-30 Nouveau procédé de préparation de la warfarine-sodium Expired FR1397213A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA875556 1963-05-14

Publications (1)

Publication Number Publication Date
FR1397213A true FR1397213A (fr) 1965-04-30

Family

ID=4141722

Family Applications (1)

Application Number Title Priority Date Filing Date
FR958840A Expired FR1397213A (fr) 1963-05-14 1963-12-30 Nouveau procédé de préparation de la warfarine-sodium

Country Status (3)

Country Link
BE (1) BE644186A (ro)
FR (1) FR1397213A (ro)
GB (1) GB1056291A (ro)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002070503A1 (en) * 2001-02-28 2002-09-12 Taro Pharmaceuticals U.S.A., Inc. Process for purification of warfarin acid, warfarin alkali metal salts and corresponding clathrates
US6512005B2 (en) 2001-02-28 2003-01-28 Taro Pharmaceutical Industries, Ltd. Process for synthesis of pure warfarin acid, warfarin alkali metal salts and corresponding clathrates
US6610862B2 (en) 2001-02-28 2003-08-26 Taro Pharmaceutical Industries Ltd. Preparation of warfarin sodium from warfarin sodium-2-propanol clathrate by solvent expulsion
US6673944B2 (en) 2001-02-28 2004-01-06 Taro Pharmaceutical Industries, Ltd. Preparation of warfarin sodium from warfarin acid

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5696274A (en) * 1995-12-28 1997-12-09 Hoechst Celanese Corporation Syntheses based on 2-hydroxyacetophenone
WO2011145007A1 (en) * 2010-05-20 2011-11-24 Alembic Pharmaceuticals Limited A process for the preparation of amorphous warfarin sodium

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002070503A1 (en) * 2001-02-28 2002-09-12 Taro Pharmaceuticals U.S.A., Inc. Process for purification of warfarin acid, warfarin alkali metal salts and corresponding clathrates
US6512005B2 (en) 2001-02-28 2003-01-28 Taro Pharmaceutical Industries, Ltd. Process for synthesis of pure warfarin acid, warfarin alkali metal salts and corresponding clathrates
US6610862B2 (en) 2001-02-28 2003-08-26 Taro Pharmaceutical Industries Ltd. Preparation of warfarin sodium from warfarin sodium-2-propanol clathrate by solvent expulsion
US6673944B2 (en) 2001-02-28 2004-01-06 Taro Pharmaceutical Industries, Ltd. Preparation of warfarin sodium from warfarin acid

Also Published As

Publication number Publication date
BE644186A (ro) 1964-08-21
GB1056291A (en) 1967-01-25

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