Tazemetostat (EPZ-6438)

Also known as: E-7438, E7438, EPZ-7438, EPZ6438, Henagliflozin Proline, N-((4,6-dimethyl-2-oxo-1,2-dihydropyridin-3-yl)methyl)-5-(ethyl(tetrahydro-2H-pyran-4-yl)amino)-4-methyl-4'-(morpholinomethyl)-[1,1'-biphenyl]-3-carboxamide, N-[(1,2-Dihydro-4,6-dimethyl-2-oxo-3-pyridinyl)methyl]-5-[ethyl(tetrahydro-2H-pyran-4-yl)amino]-4-methyl-4'-(4-morpholinylmethyl)-[1,1'-biphenyl]-3-carboxamide, N-[(1,2-Dihydro-4,6-dimethyl-2-oxo-3-pyridinyl)methyl]-5-[ethyl(tetrahydro-2H-pyran-4-yl)amino]-4-methyl-4'-(4-morpholinylmethyl)-[1,1'-biphenyl]-3-carboxamide EPZ6438, N-[(4,6-Dimethyl-2-oxo-1,2-dihydro-3-pyridinyl)methyl]-5-[ethyl(tetrahydro-2H-pyran-4-yl)amino]-4-methyl-4'-(4-morpholinylmethyl)-3-biphenylcarboxamide, N-[(4,6-dimethyl-2-oxo-1H-pyridin-3-yl)methyl]-3-[ethyl(oxan-4-yl)amino]-2-methyl-5-[4-(morpholin-4-ylmethyl)phenyl]benzamide, S7128,E7438, Tazemetostat, Tazemetostat EPZ-6438, UNII-Q40W93WPE1, [1,1'-Biphenyl]-3-carboxamide, N-[(1,2-dihydro-4,6-dimethyl-2-oxo-3-pyridinyl)methyl]-5-[ethyl(tetrahydro-2H-pyran-4-yl)amino]-4-methyl-4'-(4-morpholinylmethyl)-

Tazemetostat (EPZ-6438) (CAS 1403254-99-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C34H44N4O4 and a molecular weight of 572.738 g/mol. It is also known as E-7438, E7438 and EPZ-7438. Key properties include a boiling point of 750.8±60.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 407.9±32.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

1403254-99-8

Jingsj CID

J-1956559-0

Molecular Formula

C₃₄H₄₄N₄O₄

Molecular Weight

572.738 g/mol

Category

Organic Compounds

Last updated

8/21/2026