Nylon 6/6

尼龙66

Also known as: Poly(hexamethylene adipamide), Poly(N,N'-hexamethyleneadipinediamide), Nylon 66, Poly[imino(1,6-dioxo-1,6-hexanediyl)imino-1,6-hexanediyl], PA66, Hexamethylene adipamide polymer

Nylon 6/6 (CAS 32131-17-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C36H66N6O6 and a molecular weight of 678.94600 g/mol. It is also known as Poly(hexamethylene adipamide), Poly(N,N'-hexamethyleneadipinediamide) and Nylon 66. Key properties include a melting point of 250-260ºC, a boiling point of 452.1ºC at 760 mmHg, a density of 1.09 and a flash point of 227.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
32131-17-2
Jingsj CID
J-876-1
Molecular Formula
C36H66N6O6
Chinese Name
尼龙66
Molecular Weight
678.94600 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point250-260ºC
Boiling Point452.1ºC at 760 mmHg
Density1.09
Flash Point227.2ºC

Frequently Asked Questions

What is the CAS number of Nylon 6/6?

The CAS number of Nylon 6/6 is 32131-17-2.

What are the molecular formula and molecular weight of Nylon 6/6?

Nylon 6/6 has molecular formula C36H66N6O6 and molecular weight 678.94600 g/mol.

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

Last updated:

How to cite: Jingsj. "Nylon 6/6 (CAS 32131-17-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-876-1 (accessed 2026-10-23).

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