Substance Information

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Substance Infocard


4-Nonylphenol, branched and linear

EC / List no.: -

CAS no.: -

Mol. Formula:

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Key datasets

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Regulatory context

Here you can find all of the regulations and regulatory lists in which this substance appears, according to the data available to ECHA. This substance has been found in the following regulatory activities (directly, or inheriting the regulatory context of a parent substance):

REACH - Registration, Evaluation, Authorisation and Restriction of Chemicals Regulation
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Substance names and other identifiers

Regulatory process names
4-Nonylphenol, branched and linear
substances with a linear and/or branched alkyl chain with a carbon number of 9 covalently bound in position 4 to phenol, covering also UVCB- and well-defined substances which include any of the individual isomers or a combination thereof
Candidate List
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Group members

This entry / group of substance has the following member substances:

Name EC / List no. CAS no. Association
p-(1-methyloctyl)phenol 241-427-4 17404-66-9 Official source
4-(1-Ethyl-1,4-dimethylpentyl)phenol 635-391-2 142731-63-3 Official source
4-(1-Ethyl-1,3-dimethylpentyl)phenol 635-389-1 186825-36-5 Official source
p-nonylphenol 203-199-4 104-40-5 Official source
Phenol, 4-nonyl-, branched 284-325-5 84852-15-3 Official source
p-isononylphenol 247-770-6 26543-97-5 Official source
p-(1,1-dimethylheptyl)phenol 250-339-5 30784-30-6 Official source
4-(1-ethyl-1-methylhexyl)phenol 257-907-1 52427-13-1 Official source
Phenol, nonyl-, branched 291-844-0 90481-04-2 Expert judgement
4-(3-ethylheptan-2-yl)phenol 635-696-0 186825-39-8 Expert judgement
4-(1,1,5-Trimethylhexyl)phenol 635-388-6 521947-27-3 Expert judgement
Nonylphenol 246-672-0 25154-52-3 Expert judgement
Isononylphenol 234-284-4 11066-49-2 Expert judgement

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