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IG Farbenindustrie AG
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IG Farbenindustrie AG
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Application grantedgrantedCritical
Publication of FR885928ApublicationCriticalpatent/FR885928A/en
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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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR885928D1941-10-181942-09-16
Process for preparing gamma-keto-pimelic dilactone
ExpiredFR885928A
(en)