CAS 1142210-81-8 appears in our catalog under these names: 5-tert-Butyl 3-ethyl 1-methyl-1,4,6,7-tetrahydro-5h-pyrazolo[4,3-c]pyridine-3,5-dicarboxylate, 95%, 5-tert-Butyl 3-ethyl 1-methyl-6,7-dihydro-1H-pyrazolo[4,3-c]pyridine-3,5(4H)-dicarboxylate 97%, 5-tert-butyl 3-ethyl 1-methyl-1,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridine-3,5-dicarboxylate, 97%, 97%, 5-(tert-Butyl) 3-ethyl 1-methyl-1,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridine-3,5-dicarboxylate, 97%. Offered by: Combi-blocks, Ambeed, Chemat, Fluorochem. Available pack sizes: 250mg, 1g, 5g, 100mg.