CA1146952A - Process for making alpha-loweralkylfurocoumarins and novel intermediates produced therein - Google Patents

Process for making alpha-loweralkylfurocoumarins and novel intermediates produced therein

Info

Publication number
CA1146952A
CA1146952A CA000346784A CA346784A CA1146952A CA 1146952 A CA1146952 A CA 1146952A CA 000346784 A CA000346784 A CA 000346784A CA 346784 A CA346784 A CA 346784A CA 1146952 A CA1146952 A CA 1146952A
Authority
CA
Canada
Prior art keywords
hydrogen
coumarin
hydroxy
reaction
bromo
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
CA000346784A
Other languages
English (en)
French (fr)
Inventor
Kurt D. Kaufman
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.)
Elder Pharmaceuticals Inc
Original Assignee
Elder Pharmaceuticals Inc
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 Elder Pharmaceuticals Inc filed Critical Elder Pharmaceuticals Inc
Priority to CA000408196A priority Critical patent/CA1163642A/en
Application granted granted Critical
Publication of CA1146952A publication Critical patent/CA1146952A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/04—Ortho-condensed systems
    • 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
    • C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
    • C07D311/08—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring
    • C07D311/16—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring substituted in position 7

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyrane Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
CA000346784A 1979-03-15 1980-02-29 Process for making alpha-loweralkylfurocoumarins and novel intermediates produced therein Expired CA1146952A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000408196A CA1163642A (en) 1979-03-15 1982-07-27 6-or 8-haloalkyl substituted 7-hydroxycoumarins

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US20,935 1979-03-15
US06/020,935 US4216154A (en) 1979-03-15 1979-03-15 Process for making α-loweralkylfurocoumarins

Publications (1)

Publication Number Publication Date
CA1146952A true CA1146952A (en) 1983-05-24

Family

ID=21801374

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000346784A Expired CA1146952A (en) 1979-03-15 1980-02-29 Process for making alpha-loweralkylfurocoumarins and novel intermediates produced therein

Country Status (11)

Country Link
US (1) US4216154A (OSRAM)
AT (1) AT371467B (OSRAM)
AU (1) AU532881B2 (OSRAM)
BE (1) BE882236A (OSRAM)
CA (1) CA1146952A (OSRAM)
DE (1) DE3009508A1 (OSRAM)
FR (1) FR2451379A1 (OSRAM)
GB (1) GB2047686B (OSRAM)
IT (1) IT1193523B (OSRAM)
NL (1) NL8001517A (OSRAM)
SE (3) SE452886B (OSRAM)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1165797B (it) * 1982-10-18 1987-04-29 Consiglio Nazionale Ricerche Procedimento di preparazione di alchilangelicine esenti da psoraleni ed alchilangolicine ottenute col procedimento
JPH05501713A (ja) * 1989-10-26 1993-04-02 アイザックス,ステファン,ティー. 活性化化合物および核酸の失活方法
US5625079A (en) * 1993-06-28 1997-04-29 Cerus Corporation Synthesizing psoralen compounds useful as intermediates
US5593823A (en) * 1993-06-28 1997-01-14 Cerus Corporation Method for inactivating pathogens in blood using photoactivation of 4'-primary amino-substituted psoralens
US5399719A (en) * 1993-06-28 1995-03-21 Steritech, Inc. Compounds for the photodecontamination of pathogens in blood
US6004742A (en) * 1993-06-28 1999-12-21 Cerus Corporation Method for inactivation of pathogens in platelets using 4' and 5' primary amino-substituted psoralens
US6420570B1 (en) 1993-06-28 2002-07-16 Cerus Corporation Psoralen compounds
US6004741A (en) * 1993-06-28 1999-12-21 Cerus Corporation Method for the photoactivation of 4' and 5' primary aminoalkyl psoralens in platelet preparations
US5871900A (en) * 1993-06-28 1999-02-16 Cerus Corporation Method of inactivating pathogens in biological fluids using photoactivated 5-primaryamino psoralens
US20020115585A1 (en) * 1996-06-07 2002-08-22 Hei Derek J. Method and devices for the removal of psoralens from blood products
EP1032265B1 (en) 1997-11-20 2003-10-29 Cerus Corporation New psoralens for pathogen inactivation

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3201421A (en) * 1962-05-09 1965-08-17 Dept Of Chemistry Preparation of alkyl psoralens

Also Published As

Publication number Publication date
AU532881B2 (en) 1983-10-20
SE8002034L (sv) 1980-09-16
DE3009508A1 (de) 1980-09-25
FR2451379A1 (fr) 1980-10-10
SE453087B (sv) 1988-01-11
ATA141880A (de) 1982-11-15
AU5647580A (en) 1980-09-18
IT1193523B (it) 1988-07-08
AT371467B (de) 1983-06-27
GB2047686B (en) 1983-09-07
SE8500913D0 (sv) 1985-02-25
SE453393B (sv) 1988-02-01
FR2451379B1 (OSRAM) 1983-07-08
GB2047686A (en) 1980-12-03
NL8001517A (nl) 1980-09-17
SE452886B (sv) 1987-12-21
IT8020519A0 (it) 1980-03-12
SE8700999D0 (sv) 1987-03-10
US4216154A (en) 1980-08-05
SE8700999L (sv) 1987-03-10
BE882236A (fr) 1980-07-01

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