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Deuterium

Arsine

Selenium

Order 361340-57-0 1-methyl-5-(5-nitro-2-propoxyphenyl)-3-propyl-4h-pyrazolo[4,3-d]pyrimidin-7-one

Order 871025-50-2 1H-Pyrazolo[4,3-d]pyrimidin-7-amine,N-[3-chloro-4-[(3-fluorophenyl)methoxy]phenyl]-

Order 7243-25-6 2-methyl-4-morpholin-4-yl-6-(morpholin-4-ylcarbonyl)-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine

Order 446292-24-6 3-[4-[2-(1,5-dimethyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-6-yl)ethoxy]phenyl]-2-ethoxypropionic acid

Order 10505-32-5 6-hydroxy-1-methyl-1H-pyrazolo[4,3-d]pyrimidine-5,7(4H,6H)-dione

Order 671780-13-5 Pyrido[4,3-d]pyrimidine-8-carbonitrile,1,2,3,4,4a,5,6,7-octahydro-2,4,5,7-tetraoxo-6-(tetrahydro-2,4,6-trioxo-1(2H)-pyrimidinyl)-

Order 479074-07-2 3-(6,7-Dihydro-1-methyl-3-propyl-7-thioxo-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-benzenesulfonyl Chloride

Order 100565-58-0 7H-Pyrazolo[4,3-d]pyrimidine-7-thione, 2,4-dihydro-3-hydroxy-2-methyl-

Order 88071-65-2 Acetamide,N-[2-(3,4-diethoxyphenyl)-5-oxo-5H-[1]benzopyrano[4,3-d]pyrimidin-4-yl]-

Order 853003-47-1 1H-Pyrazolo[4,3-d]pyrimidine-3-carboxamide,1-(2-ethoxyethyl)-5-[methyl(1-methylethyl)amino]-7-[(4-methyl-2-pyridinyl)amino]-N-(methylsulfonyl)-

Order 3920-36-3 2H-Pyrazolo[4,3-d]pyrimidine-5,7(4H,6H)-dione, 2,4,6-trimethyl-

Order 33823-01-7 [3-[3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-2h-pyrazolo[4,3-d]pyrimidin-7-yl]-trimethylazanium;chloride

Order 607729-10-2 1H-Pyrazolo[4,3-d]pyrimidine-5,7(4H,6H)-dione, 3-(1-methylethyl)-

Order 479074-06-1 5-(2-Ethoxyphenyl)-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidine-7-thione

Order 88071-62-9 Acetamide,N-[2-(4-chlorophenyl)-5-oxo-5H-[1]benzopyrano[4,3-d]pyrimidin-4-yl]-

Order 70015-70-2 1H-PYRAZOLO[4,3-D]PYRIMIDINE-3,7(2H,4H)-DIONE

Order 88071-64-1 Acetamide,N-[2-(3,4-dimethoxyphenyl)-5-oxo-5H-[1]benzopyrano[4,3-d]pyrimidin-4-yl]-

Order 38626-78-7 6-phenyl-5,6,7,8-tetrahydrophosphinino[4,3-d]pyrimidin-4-amine 6-oxide

Order 7243-39-2 3-[(4-piperidin-1-yl-2-pyridin-3-yl-7,8-dihydropyrido[4,3-d]pyrimidin-6(5H)-yl)methyl]benzonitrile

Order 425634-96-4 2H-Thiopyrano[4,3-d]pyrimidine-1(5H)-propanamide, 3,4,7,8-tetrahydro-2,4-dioxo-N-[2-oxo-2-[4-(2-pyrimidinyl)-1-piperazinyl]ethyl]-