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IG Farbenindustrie AG
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IG Farbenindustrie AG
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Publication of FR879815ApublicationCriticalpatent/FR879815A/fr
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
C07D493/10—Spiro-condensed systems
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Organic Chemistry
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FR879815D1940-07-081942-03-02Procédé pour préparer la dilactone gamma-céto-pimélique
ExpiredFR879815A
(fr)