Tetrasodium 1,4-Butanediol Tetraphosphonate
A cosmetic ingredient used as oral care in skincare, haircare, and personal-care products sold in the European Union.
What is it?
Tetrasodium 1,4-Butanediol Tetraphosphonate is the organic salt.
What does it do?
Tetrasodium 1,4-Butanediol Tetraphosphonate is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Oral care
used in oral-hygiene products such as toothpaste, mouthwash, and dental gels
EU regulatory status
Tetrasodium 1,4-Butanediol Tetraphosphonate is allowed for use in cosmetic products in the European Union under Regulation 1223/2009. It is not subject to a specific Annex restriction at the time of writing.
Frequently asked questions
What is Tetrasodium 1,4-Butanediol Tetraphosphonate?
Tetrasodium 1,4-Butanediol Tetraphosphonate is a cosmetic ingredient catalogued in the EU CosIng database. Tetrasodium 1,4-Butanediol Tetraphosphonate is the organic salt.
Is Tetrasodium 1,4-Butanediol Tetraphosphonate allowed in cosmetics in the EU?
Yes. Tetrasodium 1,4-Butanediol Tetraphosphonate is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Tetrasodium 1,4-Butanediol Tetraphosphonate do in cosmetic products?
Tetrasodium 1,4-Butanediol Tetraphosphonate is declared in the EU cosmetic ingredient inventory with these functions: oral care.
What is the CAS number of Tetrasodium 1,4-Butanediol Tetraphosphonate?
The CAS (Chemical Abstracts Service) number for Tetrasodium 1,4-Butanediol Tetraphosphonate is 2798773-91-6.
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Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 25/06/2026