CH491906A - Procédé de fabrication de proanthocyanidols chimiquement purs - Google Patents

Procédé de fabrication de proanthocyanidols chimiquement purs

Info

Publication number
CH491906A
CH491906A CH1165268A CH1165268A CH491906A CH 491906 A CH491906 A CH 491906A CH 1165268 A CH1165268 A CH 1165268A CH 1165268 A CH1165268 A CH 1165268A CH 491906 A CH491906 A CH 491906A
Authority
CH
Switzerland
Prior art keywords
proanthocyanidols
chemically pure
manufacturing chemically
manufacturing
pure
Prior art date
Application number
CH1165268A
Other languages
English (en)
Inventor
Masquelier Jacques
Michaud Jean
Original Assignee
Ile De Rech Pharma Et Therapeu
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 FR116632A external-priority patent/FR1546585A/fr
Application filed by Ile De Rech Pharma Et Therapeu filed Critical Ile De Rech Pharma Et Therapeu
Publication of CH491906A publication Critical patent/CH491906A/fr

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
    • C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • C07D311/26—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3
    • C07D311/28—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3 with aromatic rings attached in position 2 only
    • C07D311/30—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3 with aromatic rings attached in position 2 only not hydrogenated in the hetero ring, e.g. flavones
    • 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
    • C07D311/26—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3
    • C07D311/28—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3 with aromatic rings attached in position 2 only
    • C07D311/32—2,3-Dihydro derivatives, e.g. flavanones
CH1165268A 1967-08-02 1968-08-02 Procédé de fabrication de proanthocyanidols chimiquement purs CH491906A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR116632A FR1546585A (fr) 1967-08-02 1967-08-02 Procédé pour l'obtention de flavanediols, chimiquement purs
FR126402A FR6816M (fr) 1967-08-02 1967-10-30

Publications (1)

Publication Number Publication Date
CH491906A true CH491906A (fr) 1970-06-15

Family

ID=26178582

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1165268A CH491906A (fr) 1967-08-02 1968-08-02 Procédé de fabrication de proanthocyanidols chimiquement purs

Country Status (6)

Country Link
US (1) US3549661A (fr)
BE (1) BE718805A (fr)
CH (1) CH491906A (fr)
DE (1) DE1793096C3 (fr)
FR (1) FR6816M (fr)
GB (1) GB1220893A (fr)

Also Published As

Publication number Publication date
DE1793096B2 (de) 1974-06-06
US3549661A (en) 1970-12-22
BE718805A (fr) 1968-12-31
GB1220893A (en) 1971-01-27
DE1793096A1 (de) 1972-05-10
FR6816M (fr) 1969-03-24
DE1793096C3 (de) 1975-01-23

Similar Documents

Publication Publication Date Title
FR1545612A (fr) Procédé de fabrication de comprimés
CH496049A (fr) Procédé de fabrication de polybenzoxazoles réticulés
FR1525670A (fr) Procédé de fabrication de guanidines substituées
FR1509676A (fr) Procédé de fabrication de levure alimentaire activée
FR1544932A (fr) Procédé de fabrication de bassins
FR1469738A (fr) Procédé perfectionné de fabrication du 4-méthylpentène-1
FR1532049A (fr) Procédé de fabrication de dolomie semi-grillée
FR1507392A (fr) Procédé de fabrication de bandes supraconductrices
CH491906A (fr) Procédé de fabrication de proanthocyanidols chimiquement purs
FR1447928A (fr) Procédé de fabrication de polyépisulfures
FR1522005A (fr) Procédé de fabrication de thionosalicylanilides
FR1534152A (fr) Procédé de fabrication de copolymères réticulables
FR1526301A (fr) Procédé de fabrication de lingots
FR1542161A (fr) Nouveau procédé de fabrication de 2-arylamino-1, 3-diazacycloalcènes-(2)
CH473475A (fr) Procédé de fabrication de diodes
FR1545313A (fr) Procédé de fabrication de chloro-pyrimidines
FR1545142A (fr) Procédé de fabrication de trifluorométhylanilines
FR1506004A (fr) Procédé de fabrication de tétrafluorométhane
FR1532442A (fr) Procédé de fabrication de poulies
CH497488A (fr) Procédé de fabrication de polybenzoxazoles réticulés
FR1481554A (fr) Procédé de fabrication de stratifiés
FR1541384A (fr) Procédé de fabrication de polyamides transparents
FR1544464A (fr) Procédé de fabrication de ciments
FR91917E (fr) Procédé de fabrication de copolyesters
FR1480895A (fr) Procédé de fabrication de gonadiènes substitués

Legal Events

Date Code Title Description
PL Patent ceased