O-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate → HCID 42612978, compound

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Reaction Steps

0.11 g (0.28 mmol) TBTU were added to 0.10 g (0.25 mmol) 6-[4-(7-methoxy-2-oxo-1,2,4,5-tetrahydro-1,3-benzodiazepin-3-yl)-piperidin-1-yl]-pyrimidine-4-carboxylic acid, 90 mg (0.32 mmol) 7,7-dimethyl-3-trifluoromethyl-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridine hydrochloride and 0.12 mL TEA in 1.0 mL DMF and the mixture was stirred for 4 h at RT. Then the reaction mixture was purified by preparative HPLC-MS. The product-containing fractions were combined and freeze-dried.

Provenance & Evidence