BE496764A - - Google Patents

Info

Publication number
BE496764A
BE496764A BE496764DA BE496764A BE 496764 A BE496764 A BE 496764A BE 496764D A BE496764D A BE 496764DA BE 496764 A BE496764 A BE 496764A
Authority
BE
Belgium
Application number
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.)
Publication of BE496764A publication Critical patent/BE496764A/xx

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
    • C07D311/48—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 with two such benzopyran radicals linked together by a carbon chain
BE496764D 1950-06-03 BE496764A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US166070A US2601308A (en) 1950-06-03 1950-06-03 Anticoagulant, amide of 3, 3'-carboxy-methylene bis

Publications (1)

Publication Number Publication Date
BE496764A true BE496764A (xx)

Family

ID=22601705

Family Applications (1)

Application Number Title Priority Date Filing Date
BE496764D BE496764A (xx) 1950-06-03

Country Status (2)

Country Link
US (1) US2601308A (xx)
BE (1) BE496764A (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2899358A (en) * 1959-08-11 Process
US2810730A (en) * 1948-12-30 1957-10-22 Fucik Karel Process for making esters of bis(4-hydroxycoumarin-3-yl) acetic acid
US2811534A (en) * 1949-12-31 1957-10-29 Spofa Vereinigte Pharma Werke Method of manufacture of the biologically active coumarine derivatives
US3264323A (en) * 1963-12-17 1966-08-02 Warner Lambert Pharmaceutical Coumarin derivative

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB580084A (en) * 1941-10-11 1946-08-27 Wisconsin Alumni Res Found Anti-coagulant bis(4-hydroxycoumarins) and process for making the same
BE468946A (xx) * 1944-03-18

Also Published As

Publication number Publication date
US2601308A (en) 1952-06-24

Similar Documents

Publication Publication Date Title
BE506175A (xx)
BE494262A (xx)
BE325830A (xx)
BE365921A (xx)
BE442233A (xx)
BE461301A (xx)
BE465350A (xx)
BE471217A (xx)
BE474353A (xx)
BE486021A (xx)
BE489017A (xx)
BE493326A (xx)
BE493328A (xx)
BE493329A (xx)
BE493351A (xx)
BE493362A (xx)
BE507636A (xx)
BE493380A (xx)
BE493420A (xx)
BE493509A (xx)
BE493522A (xx)
BE493852A (xx)
BE494021A (xx)
BE494028A (xx)
BE494127A (xx)