FR2315504A2 - PROCESS FOR THE MANUFACTURING OF ISOCHROMANES - Google Patents

PROCESS FOR THE MANUFACTURING OF ISOCHROMANES

Info

Publication number
FR2315504A2
FR2315504A2 FR7526106A FR7526106A FR2315504A2 FR 2315504 A2 FR2315504 A2 FR 2315504A2 FR 7526106 A FR7526106 A FR 7526106A FR 7526106 A FR7526106 A FR 7526106A FR 2315504 A2 FR2315504 A2 FR 2315504A2
Authority
FR
France
Prior art keywords
isochromanes
manufacturing
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
FR7526106A
Other languages
French (fr)
Other versions
FR2315504B2 (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.)
International Flavors and Fragrances Inc
Original Assignee
International Flavors and Fragrances 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
Priority claimed from US05/590,471 external-priority patent/US3978090A/en
Application filed by International Flavors and Fragrances Inc filed Critical International Flavors and Fragrances Inc
Publication of FR2315504A2 publication Critical patent/FR2315504A2/en
Application granted granted Critical
Publication of FR2315504B2 publication Critical patent/FR2315504B2/fr
Granted 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
    • C07D311/78—Ring systems having three or more relevant rings
    • 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
    • C07D311/76—Benzo[c]pyrans

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyrane Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
FR7526106A 1975-06-26 1975-08-25 PROCESS FOR THE MANUFACTURING OF ISOCHROMANES Granted FR2315504A2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/590,471 US3978090A (en) 1974-05-01 1975-06-26 Process for production of isochromans

Publications (2)

Publication Number Publication Date
FR2315504A2 true FR2315504A2 (en) 1977-01-21
FR2315504B2 FR2315504B2 (en) 1980-04-25

Family

ID=24362401

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7526106A Granted FR2315504A2 (en) 1975-06-26 1975-08-25 PROCESS FOR THE MANUFACTURING OF ISOCHROMANES

Country Status (8)

Country Link
JP (1) JPS523066A (en)
AU (1) AU473659B2 (en)
CA (1) CA1055952A (en)
CH (1) CH622012A5 (en)
DE (1) DE2539773C2 (en)
FR (1) FR2315504A2 (en)
GB (1) GB1524076A (en)
NL (1) NL177115C (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3910964A (en) * 1974-05-01 1975-10-07 Int Flavors & Fragrances Inc Process for production of isochromans

Also Published As

Publication number Publication date
CH622012A5 (en) 1981-03-13
DE2539773A1 (en) 1977-01-13
JPS562067B2 (en) 1981-01-17
NL7509877A (en) 1976-12-28
GB1524076A (en) 1978-09-06
DE2539773C2 (en) 1984-07-05
AU8373175A (en) 1976-07-01
NL177115C (en) 1985-08-01
FR2315504B2 (en) 1980-04-25
NL177115B (en) 1985-03-01
AU473659B2 (en) 1976-07-01
JPS523066A (en) 1977-01-11
CA1055952A (en) 1979-06-05

Similar Documents

Publication Publication Date Title
FR2351500A1 (en) PERFECTED PROCESS FOR THE MANUFACTURING OF METAL-SEMICONDUCTOR INTERFACES
RO69285A (en) PROCESS FOR THE PREPARATION OF ETHYLDIENE DIACETATE
BE857722A (en) PROCESS FOR THE PREPARATION OF ETHYLENE-GLYCOL
BE863916A (en) PROCESS FOR THE PRODUCTION OF ETHYLENE GLYCOL
BE861742A (en) PROCESS FOR THE MANUFACTURE OF LOW-DUST PREPARATIONS
FR2314917A1 (en) MANUFACTURING PROCESS OF BETA-METHYLTHIOPROPIONIC ALDEHYDE
BE838332R (en) PROCESS FOR MANUFACTURING AN AMUSE-GEULE SUCCEDANE
FR2302603A1 (en) REFLECT MANUFACTURING PROCESS
RO75540A (en) PROCESS FOR THE PREPARATION OF 1,2-BENZIZOTHIAZOLE-3-ONES
FR2302499A1 (en) PROCESS FOR THE MANUFACTURING OF REVETE
BE814624A (en) PROCESS FOR THE MANUFACTURE OF CONSTRUCTION ELEMENTS
RO66216A (en) PROCESS FOR THE PRODUCTION OF ENERGY
BE859325A (en) PROCESS FOR THE DIRECTED CHLORINATION OF ALCOYLBENZENES
BE831256A (en) PROCESS FOR THE MANUFACTURE OF ALKYLACETOPHENONES
FR2301378A1 (en) ELE MANUFACTURING PROCESS
FR2328777A1 (en) PROCESS FOR THE MANUFACTURE OF FERRO-ALLOY
BE836023A (en) PROCESS FOR MANUFACTURING AMINUCOMPOSES
FR2326399A1 (en) PROCESS FOR THE PRODUCTION OF AN ALKANE-POLYOL
FR2289479A1 (en) PROCESS FOR MANUFACTURING HALO-ANTHRAQUINONES
FR2303085A1 (en) ALLOY MANUFACTURING PROCESS
BE871961A (en) IMPROVED PROCESS FOR THE PRODUCTION OF ALKYLENE-GLYCOLS
FR2352879A1 (en) PROCESS FOR THE PRODUCTION OF
FR2306279A1 (en) PROCESS FOR THE MANUFACTURE OF A REFLECTOR MIRROR
RO66026A (en) PROCESS FOR THE PRODUCTION OF ACETONE
FR2317290A1 (en) PROCESS FOR THE PREPARATION OF 5-CYANOPYRIDONES- (6)