238643

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IGEPAL^® CO-520

average M_n 441

All Photos(1)

Synonym(s):

Polyoxyethylene (5) nonylphenylether, branched

Linear Formula:

(C₂H₄O)_n · C₁₅H₂₄O, n~5

CAS Number:

68412-54-4

MDL number:

MFCD00132851

PubChem Substance ID:

24854339

NACRES:

NA.23

mol wt

average M_n 441

Quality Level

100

refractive index

n20/D 1.496 (lit.)

density

0.997 g/mL at 25 °C (lit.)

HLB

10

SMILES string

CCCCCCCCCc1ccc(O)cc1.OCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCO

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This Item	542334	I3021	238589
Sigma-Aldrich 238643 IGEPAL^® CO-520	Sigma-Aldrich 542334 IGEPAL^® CO-630	Sigma-Aldrich I3021 IGEPAL^® CA-630	Sigma-Aldrich 238589 IGEPAL^® CA-720
mol wt average M_n 441	mol wt average M_n 617	mol wt ~603	mol wt average M_n ~735
refractive index n20/D 1.496 (lit.)	refractive index -	refractive index -	refractive index n20/D 1.487 (lit.)
density 0.997 g/mL at 25 °C (lit.)	density 1.056 g/mL at 25 °C (lit.)	density 1.06 g/cm³ at 25 °C (lit.)	density 1.104 g/mL at 25 °C (lit.)
HLB 10	HLB 13	HLB 13	HLB 14
Quality Level 100	Quality Level 200	Quality Level 200	Quality Level 200

General description

IGEPAL^®CO-520 or poly (oxyethylene)nonylphenyl ether) is a non-ionic surfactant.

Application

Igepal aggregates have been used in fluorescence and light-scattering studies.Used in the preparation of monodispersed colloidal silica cadmium suphide nanocomposites, alumina nanoparticles, ultra thin silica coated magnetic nanoparticles.

Legal Information

IGEPAL is a registered trademark of Solvay

Pictograms

GHS09

Signal Word

Warning

Hazard Statements

H410

Precautionary Statements

P273 - P391 - P501

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

380.3 °F - closed cup

Flash Point(C)

193.5 °C - closed cup

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH SVHC Candidate List

CAS No.

68412-54-4

EU REACH Annex XVII (Restriction List)

CAS No.

68412-54-4

EU REACH Annex XIV (Authorisation List)

CAS No.

68412-54-4

Certificate of Analysis

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Certificate of Origin

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IGEPAL^® CO-520

average M_n 441