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SPOFA SPOJENE FARMACEUTICKE ZD
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SPOFA SPOJENE FARMACEUTICKE ZD
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Application filed by SPOFA SPOJENE FARMACEUTICKE ZDfiledCriticalSPOFA SPOJENE FARMACEUTICKE ZD
Application grantedgrantedCritical
Publication of FR1012756ApublicationCriticalpatent/FR1012756A/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
C07D493/04—Ortho-condensed systems
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
FR1012756D1948-12-301949-08-30
Process for preparing bis-4-hydroxy-coumarinyl-acetic acid lactone
ExpiredFR1012756A
(en)