FR2475553A1 - Nouvelles spiro(4h-2,3-dihydrobenzopyranne(4,5')-oxazolidine)-2'-ones, utiles comme intermediaires chimiques - Google Patents

Nouvelles spiro(4h-2,3-dihydrobenzopyranne(4,5')-oxazolidine)-2'-ones, utiles comme intermediaires chimiques Download PDF

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Publication number
FR2475553A1
FR2475553A1 FR8002696A FR8002696A FR2475553A1 FR 2475553 A1 FR2475553 A1 FR 2475553A1 FR 8002696 A FR8002696 A FR 8002696A FR 8002696 A FR8002696 A FR 8002696A FR 2475553 A1 FR2475553 A1 FR 2475553A1
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FR
France
Prior art keywords
spiro
oxazolidine
chloro
dione
compounds
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.)
Granted
Application number
FR8002696A
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English (en)
French (fr)
Other versions
FR2475553B1 (enExample
Inventor
Rodney Caughren Schnur
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.)
Pfizer Inc
Original Assignee
Pfizer 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 Pfizer Inc filed Critical Pfizer Inc
Priority to FR8002696A priority Critical patent/FR2475553A1/fr
Publication of FR2475553A1 publication Critical patent/FR2475553A1/fr
Application granted granted Critical
Publication of FR2475553B1 publication Critical patent/FR2475553B1/fr
Granted legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
    • C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D495/10—Spiro-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
    • C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02—Silicon compounds
    • C07F7/08—Compounds having one or more C—Si linkages
    • C07F7/18—Compounds having one or more C—Si linkages as well as one or more C—O—Si linkages
    • C07F7/1804—Compounds having Si-O-C linkages

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
FR8002696A 1980-02-07 1980-02-07 Nouvelles spiro(4h-2,3-dihydrobenzopyranne(4,5')-oxazolidine)-2'-ones, utiles comme intermediaires chimiques Granted FR2475553A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8002696A FR2475553A1 (fr) 1980-02-07 1980-02-07 Nouvelles spiro(4h-2,3-dihydrobenzopyranne(4,5')-oxazolidine)-2'-ones, utiles comme intermediaires chimiques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8002696A FR2475553A1 (fr) 1980-02-07 1980-02-07 Nouvelles spiro(4h-2,3-dihydrobenzopyranne(4,5')-oxazolidine)-2'-ones, utiles comme intermediaires chimiques

Publications (2)

Publication Number Publication Date
FR2475553A1 true FR2475553A1 (fr) 1981-08-14
FR2475553B1 FR2475553B1 (enExample) 1983-05-20

Family

ID=9238324

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8002696A Granted FR2475553A1 (fr) 1980-02-07 1980-02-07 Nouvelles spiro(4h-2,3-dihydrobenzopyranne(4,5')-oxazolidine)-2'-ones, utiles comme intermediaires chimiques

Country Status (1)

Country Link
FR (1) FR2475553A1 (enExample)

Also Published As

Publication number Publication date
FR2475553B1 (enExample) 1983-05-20

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