CRYSTAL OF PYRIDO[3, 4-D]PYRIMIDINE DERIVATIVE OR SOLVATE THEREOF

Provided is a crystal of a novel pyrido[3, 4-d]pyrimidine derivative having excellent CDK 4/6 inhibitory activity. A crystal of a compound represented by formula (I). In the formula, Rrepresents a hydrogen atom or a Calkyl group; Rrepresents a hydrogen atom or an oxo group; L represents a single bon...

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Bibliographic Details
Main Authors MIYAMOTO, HIDETOSHI, YAJIMA, NAOKI, MIZUNO, TSUYOSHI, UNOKI, GEN, MIYAZAWA, YUKI
Format Patent
LanguageEnglish
Serbian
Published 31.03.2022
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC CHEMISTRY
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS
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Summary:Provided is a crystal of a novel pyrido[3, 4-d]pyrimidine derivative having excellent CDK 4/6 inhibitory activity. A crystal of a compound represented by formula (I). In the formula, Rrepresents a hydrogen atom or a Calkyl group; Rrepresents a hydrogen atom or an oxo group; L represents a single bond or a Calkylene group; and X represents CH or N.
Bibliography:Application Number: RS2022P000187