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Tert-butyl 4-[6-[[5-[4-[(2-methylpropan-2-yl)oxycarbonyl]piperazin-1-yl]pyridin-2-yl]diazenyl]pyridin-3-yl]piperazine-1-carboxylate

Also known as: Palbociclib Impurity 163, di-tert-butyl 4,4'-(diazene-1,2-diylbis(pyridine-6,3-diyl))(E)-bis(piperazine-1-carboxylate)

Tert-butyl 4-[6-[[5-[4-[(2-methylpropan-2-yl)oxycarbonyl]piperazin-1-yl]pyridin-2-yl]diazenyl]pyridin-3-yl]piperazine-1-carboxylate (CAS 2399424-46-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C28H40N8O4 and a molecular weight of 552.7 g/mol. It is also known as Palbociclib Impurity 163 and di-tert-butyl 4,4'-(diazene-1,2-diylbis(pyridine-6,3-diyl))(E)-bis(piperazine-1-carboxylate). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2399424-46-3
Jingsj CID
J-1909200-1
Molecular Formula
C28H40N8O4
Molecular Weight
552.7 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Tert-butyl 4-[6-[[5-[4-[(2-methylpropan-2-yl)oxycarbonyl]piperazin-1-yl]pyridin-2-yl]diazenyl]pyridin-3-yl]piperazine-1-carboxylate?

The CAS number of Tert-butyl 4-[6-[[5-[4-[(2-methylpropan-2-yl)oxycarbonyl]piperazin-1-yl]pyridin-2-yl]diazenyl]pyridin-3-yl]piperazine-1-carboxylate is 2399424-46-3.

What are the molecular formula and molecular weight of Tert-butyl 4-[6-[[5-[4-[(2-methylpropan-2-yl)oxycarbonyl]piperazin-1-yl]pyridin-2-yl]diazenyl]pyridin-3-yl]piperazine-1-carboxylate?

Tert-butyl 4-[6-[[5-[4-[(2-methylpropan-2-yl)oxycarbonyl]piperazin-1-yl]pyridin-2-yl]diazenyl]pyridin-3-yl]piperazine-1-carboxylate has molecular formula C28H40N8O4 and molecular weight 552.7 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Tert-butyl 4-[6-[[5-[4-[(2-methylpropan-2-yl)oxycarbonyl]piperazin-1-yl]pyridin-2-yl]diazenyl]pyridin-3-yl]piperazine-1-carboxylate (CAS 2399424-46-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1909200-1 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.