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Nonoxynol-8

Also known as: Nonylphenol octaethoxylate, Octaethylene glycol monononylphenyl ether, Polyoxyethylene (8) nonylphenyl ether, Rokafenol N-8, Alfenolu 8, Alphenol 8, 3,6,9,12,15,18,21-Heptaoxatricosan-1-ol, 23-(4-nonylphenoxy)-, 23-(4-Nonylphenoxy)-3,6,9,12,15,18,21-heptaoxatricosan-1-ol, Nonoxynol 8, PEG-8 Nonyl phenyl ether, Polyethylene glycol 400 nonyl phenyl ether

Nonoxynol-8 (CAS 27177-05-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C31H56O9 and a molecular weight of 572.77100 g/mol. Key properties include a boiling point of 633.5ºC at 760mmHg, a density of 1.038g/cm3 and a flash point of 336.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
27177-05-5
Jingsj CID
J-960-5
Molecular Formula
C31H56O9
Molecular Weight
572.77100 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point633.5ºC at 760mmHg
Density1.038g/cm3
Flash Point336.9ºC
Exact Mass572.39200
PSA94.07000
LogP4.46700
Vapor Pressure6.41E-17mmHg at 25°C
Refractive Index1.485

Frequently Asked Questions

What is the CAS number of Nonoxynol-8?

The CAS number of Nonoxynol-8 is 27177-05-5.

What are the molecular formula and molecular weight of Nonoxynol-8?

Nonoxynol-8 has molecular formula C31H56O9 and molecular weight 572.77100 g/mol.

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

Last updated:

How to cite: Jingsj. "Nonoxynol-8 (CAS 27177-05-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-960-5 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.