1434052-06-8

5-Boc-2-nitro-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine tert-butyl 2-nitro-6,7-dihydro-4H-pyrazolo[1,5-a]pyrazine-5-carboxylate tert-Butyl 2-nitro-6,7-dihydropyrazolo[1,5-a]pyrazine-5(4H)-carboxylate 2-Nitro-6,7-dihydro-4H-pyrazolo[1,5-a]pyrazine-5-carboxylic acid tert-butyl ester Pyrazolo[1,5-a]pyrazine-5(4H)-carboxylic acid, 6,7-dihydro-2-nitro-, 1,1-dimethylethyl ester