2-Oxepanone, polymer with 1,1'-methylenebis[4-isocyanatobenzene]

2-氧杂环庚酮与1,1'-亚甲基双(4-异氰酸根合苯)的聚合物

Also known as: 2-Oxepanone, polymer with 1,1'-methylenebis[4-isocyanatobenzene], 2-Oxepanone, polymer with 1,1'-methylenebis(4-isocyanatobenzene), Polycaprolactone, methylenebis(4-phenylisocyanate) polymer, 1-isocyanato-4-[(4-isocyanatophenyl)methyl]benzene, oxepan-2-one, oxepan-2-one-1,1'-methanediylbis(4-isocyanatobenzene)(1:1)

2-Oxepanone, polymer with 1,1'-methylenebis[4-isocyanatobenzene] (CAS 26761-25-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C21H20N2O4 and a molecular weight of 364.39500 g/mol. It is also known as 2-Oxepanone, polymer with 1,1'-methylenebis(4-isocyanatobenzene), Polycaprolactone, methylenebis(4-phenylisocyanate) polymer and 1-isocyanato-4-[(4-isocyanatophenyl)methyl]benzene, oxepan-2-one. Key properties include a boiling point of 373.4ºC at 760 mmHg and a flash point of 154ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26761-25-1
Jingsj CID
J-1497655-7
Molecular Formula
C21H20N2O4
Chinese Name
2-氧杂环庚酮与1,1'-亚甲基双(4-异氰酸根合苯)的聚合物
Molecular Weight
364.39500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point373.4ºC at 760 mmHg
Flash Point154ºC

Frequently Asked Questions

What is the CAS number of 2-Oxepanone, polymer with 1,1'-methylenebis[4-isocyanatobenzene]?

The CAS number of 2-Oxepanone, polymer with 1,1'-methylenebis[4-isocyanatobenzene] is 26761-25-1.

What are the molecular formula and molecular weight of 2-Oxepanone, polymer with 1,1'-methylenebis[4-isocyanatobenzene]?

2-Oxepanone, polymer with 1,1'-methylenebis[4-isocyanatobenzene] has molecular formula C21H20N2O4 and molecular weight 364.39500 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Oxepanone, polymer with 1,1'-methylenebis[4-isocyanatobenzene] (CAS 26761-25-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1497655-7 (accessed 2026-10-24).

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