Four New Substances Added to the REACH Candidate List

By: SiliconExpert on July 22nd, 2019

On July 16, 2019, The European Chemicals Agency (ECHA) added four new substances to the Candidate List for REACH regulation due to their toxicity to reproduction, endocrine disruption (#4 tert-butylphenol) and a combination of other concerns.  The decisions to include these particular substances was executed in collaboration with the Member State Committee (MSC).

The Candidate List now contains 201 substances.


Substance nameEC numberCAS numberReason for inclusion12-methoxyethyl acetate203-772-9110-49-6Toxic for reproduction (Article 57 (c))2Tris (4-nonylphenyl, branched and linear) phosphite (TNPP) with ≥ 0.1% w/w of 4-nonylphenol, branched and linear (4-NP)––Endocrine disrupting properties (Article 57(f) – environment)32,3,3,3-tetrafluoro-2-(heptafluoropropoxy)propionic acid, its salts and its acyl halides (covering any of their individual isomers and combinations thereof)––Equivalent level of concern having probable serious effects to the environment (Article 57(f) – environment)Equivalent level of concern having probable serious effects to human health (Article 57(f) – human health)44-tert-butylphenol202-679-098-54-4Endocrine disrupting properties (Article 57(f) – environment)

SiliconExpert is currently working on mapping these newly added SVHC substances to the SiliconExpert tool set  and refreshing all REACH statuses.  Those updates should be complete within the week.  If you should have any questions or concerns, please do not hesitate to submit a ticket through customer support and we will address immediately.

For more additional details on these 4 new substance adds, please visit:   To view the full REACH regulation candidate list, visit: