Poly(1,4-butylene adipate-co-caprolactam)

聚(1,4-丁烯己二酸-co-己内酰胺)

Also known as: Hexanedioic acid, polymer with hexahydro-2H-azepin-2-one and α-hydro-ω-hydroxypoly(oxy-1,4-butanediyl), Poly(1,4-butylene adipate-co-caprolactam), α-hydro-ω-hydroxypoly(oxy-1,4-butanediyl), hexanedioic acid, polymer with hexahydro-2H-azepin-2-one and α-hydro-ω-hydroxypoly(oxy-1,4-butanediyl)

Poly(1,4-butylene adipate-co-caprolactam) (CAS 66139-31-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H31NO7 and a molecular weight of 349.424 g/mol. It is also known as Hexanedioic acid, polymer with hexahydro-2H-azepin-2-one and α-hydro-ω-hydroxypoly(oxy-1,4-butanediyl), α-hydro-ω-hydroxypoly(oxy-1,4-butanediyl) and hexanedioic acid, polymer with hexahydro-2H-azepin-2-one and α-hydro-ω-hydroxypoly(oxy-1,4-butanediyl). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
66139-31-9
Jingsj CID
J-50859-7
Molecular Formula
C16H31NO7
Chinese Name
聚(1,4-丁烯己二酸-co-己内酰胺)
Molecular Weight
349.424 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Poly(1,4-butylene adipate-co-caprolactam)?

The CAS number of Poly(1,4-butylene adipate-co-caprolactam) is 66139-31-9.

What are the molecular formula and molecular weight of Poly(1,4-butylene adipate-co-caprolactam)?

Poly(1,4-butylene adipate-co-caprolactam) has molecular formula C16H31NO7 and molecular weight 349.424 g/mol.

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

Last updated:

How to cite: Jingsj. "Poly(1,4-butylene adipate-co-caprolactam) (CAS 66139-31-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-50859-7 (accessed 2026-10-23).

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