Poly(1,4-butylene succinate)

聚丁二酸丁二醇酯

Also known as: 1,4-Butanediol-succinic acid copolymer, Succinic acid-butylene glycol copolymer, Poly(butylene succinate), Poly(1,4-butanediol succinate), butanedioic acid, butane-1,4-diol

Poly(1,4-butylene succinate) (CAS 25777-14-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula (C4H10O2.C4H6O4)x and a molecular weight of 208.20900 g/mol. It is also known as 1,4-Butanediol-succinic acid copolymer, Succinic acid-butylene glycol copolymer and Poly(butylene succinate). Key properties include a melting point of 110-115ºC, a boiling point of 236.1ºC at 760 mmHg, a density of 1.3g/mLat 25°C(lit.) and a flash point of 110.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25777-14-4
Jingsj CID
J-1991713-1
Molecular Formula
(C4H10O2C4H6O4)x
Chinese Name
聚丁二酸丁二醇酯
Molecular Weight
208.20900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point110-115ºC
Boiling Point236.1ºC at 760 mmHg
Density1.3g/mLat 25°C(lit.)
Flash Point110.9ºC

Frequently Asked Questions

What is the CAS number of Poly(1,4-butylene succinate)?

The CAS number of Poly(1,4-butylene succinate) is 25777-14-4.

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

Poly(1,4-butylene succinate) has molecular formula (C4H10O2.C4H6O4)x and molecular weight 208.20900 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 succinate) (CAS 25777-14-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991713-1 (accessed 2026-10-25).

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