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CF Boehringer und Soehne GmbH
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CF Boehringer und Soehne GmbH
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Application filed by CF Boehringer und Soehne GmbHfiledCriticalCF Boehringer und Soehne GmbH
Application grantedgrantedCritical
Publication of FR326267ApublicationCriticalpatent/FR326267A/fr
C07D473/00—Heterocyclic compounds containing purine ring systems
C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR326267D1902-11-111902-11-11Procédé pour préparer la xanthine
ExpiredFR326267A
(fr)