System: 3,7-dihydro-7-(2-hydroxyethyl)-1,3-dimethyl-1H-purine-2,6-dione/4-(dimethylamino)-1,2-dihydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one

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1) 3,7-dihydro-7-(2-hydroxyethyl)-1,3-dimethyl-1H-purine-2,6-dione
DECHEMA ID29370
FormulaC9H12N4O3
Synonym7-(2-hydroxyethyl)theophylline
InChi-KeyNWPRCRWQMGIBOT-UHFFFAOYSA-N
Registry No.519-37-9
2) 4-(dimethylamino)-1,2-dihydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one
DECHEMA ID32427
FormulaC13H17N3O
Synonym1,5-dimethyl-4-dimethylamino-2-phenyl-3-pyrazolone
SynonymN,N-dimethylaminoantipyrine
Synonymdimethylaminoantipyrine
SynonymDereuma
SynonymPyramidon
Synonym(N,N-dimethylamino)-1,2-dihydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one
SynonymAminopyrin
Synonym4-(dimethylamino)antipyrine
InChi-KeyRMMXTBMQSGEXHJ-UHFFFAOYSA-N
Registry No.58-15-1

Available physical property data:

PropertyPhaseNo. of tablesNo. of linesData
eutectic-130View
solid-liquid equilibrium-130View