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Cosmetic ingredient (INCI)

Tromethamine

Used in cosmetic products as buffering and fragrance. 1,3-Propanediol, 2-amino-2-(hydroxymethyl)-.

Allowed with restrictions

EU Cosmetics Regulation (EC) No 1223/2009, Annex III/61.

Annex III/61: Maximum secondary amine content: 0.5%

The chemical behind this ingredient

Structure, properties, safety data and price information live on the chemical page.

Tris(hydroxymethyl)aminomethane chemical structure, C4H11NO3, CAS 77-86-1
Tris(hydroxymethyl)aminomethane
CAS 77-86-1C4H11NO3
170 suppliers
Tris(hydroxymethyl)aminomethane

IUPAC name: 2-amino-2-(hydroxymethyl)propane-1,3-diol

  • 2D structure and identifiers
  • Measured and computed properties
  • GHS safety summary
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Tromethamine suppliers

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Frequently asked questions

What is Tromethamine used for in cosmetics?

Tromethamine is used in cosmetic products as buffering and fragrance. 1,3-Propanediol, 2-amino-2-(hydroxymethyl)-.

Is Tromethamine restricted in cosmetics in the EU?

Tromethamine is listed in the annexes of EU Cosmetics Regulation (EC) No 1223/2009: Annex III/61 (allowed with restrictions). Annex III/61: Maximum secondary amine content: 0.5% Always check the full annex entry for the conditions of use.

What is the CAS number of Tromethamine?

Tromethamine is listed with CAS number 77-86-1 and EC number 201-064-4.

Where can I buy Tromethamine?

8 suppliers list Tris(hydroxymethyl)aminomethane on CompoundList. Compare them below or post a buy request with your grade and quantity.