methyl 2-(1H-pyrrolo[2,3-b]pyridin-5-yloxy)-4-(piperazin-1-yl)benzoate

甲基2-(1H-吡咯[2,3-b]吡啶-5-基氧基)-4-(哌嗪-1-基)苯甲酸酯

Also known as: methyl 4-piperazin-1-yl-2-(1H-pyrrolo[2,3-b]pyridin-5-yloxy)benzoate, methyl 4-(1-piperazinyl)-2-(1H-pyrrolo[2,3-b]pyridin-5-yloxy)benzoate, Benzoic acid, 4-(1-piperazinyl)-2-(1H-pyrrolo[2,3-b]pyridin-5-yloxy)-, methyl ester, Venetoclax Impurity 56, Venetoclax Impurity 66

methyl 2-(1H-pyrrolo[2,3-b]pyridin-5-yloxy)-4-(piperazin-1-yl)benzoate (CAS 1257044-57-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C19H20N4O3 and a molecular weight of 352.387 g/mol. It is also known as methyl 4-piperazin-1-yl-2-(1H-pyrrolo[2,3-b]pyridin-5-yloxy)benzoate, methyl 4-(1-piperazinyl)-2-(1H-pyrrolo[2,3-b]pyridin-5-yloxy)benzoate and Benzoic acid, 4-(1-piperazinyl)-2-(1H-pyrrolo[2,3-b]pyridin-5-yloxy)-, methyl ester. Key property: a density of 1.3±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

1257044-57-7

Jingsj CID

J-1528106-3

Molecular Formula

C₁₉H₂₀N₄O₃

Chinese Name

甲基2-(1H-吡咯[2,3-b]吡啶-5-基氧基)-4-(哌嗪-1-基)苯甲酸酯

Molecular Weight

352.387 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026