InventoryRef 9801830/04/2020

1,3,4,6-TETRAMETHYL-2-PYRIMIDONE SULFATE

Q: How do I check if my formula contains 1,3,4,6-TETRAMETHYL-2-PYRIMIDONE SULFATE?

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Pyrimidinium, 2,3-dihydro-1,3,4,6-tetramethyl-2-oxo-, sulfate (1:1)

1,3,4,6-TETRAMETHYL-2-PYRIMIDONE SULFATE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Inventory details for 1,3,4,6-TETRAMETHYL-2-PYRIMIDONE SULFATE

INCI name

1,3,4,6-TETRAMETHYL-2-PYRIMIDONE SULFATE

Description

Pyrimidinium, 2,3-dihydro-1,3,4,6-tetramethyl-2-oxo-, sulfate (1:1)

Annex records for 1,3,4,6-TETRAMETHYL-2-PYRIMIDONE SULFATE

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Key data

CAS

—

Restriction

—

Function

HAIR DYEING

How 1,3,4,6-TETRAMETHYL-2-PYRIMIDONE SULFATE appears in the CosIng inventory

The CosIng inventory lists 1,3,4,6-TETRAMETHYL-2-PYRIMIDONE SULFATE as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

1,3,4,6-TETRAMETHYL-2-PYRIMIDONE SULFATE is also tagged with 1 cosmetic function in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

1,3,4,6-TETRAMETHYL-2-PYRIMIDONE SULFATE is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, 1,3,4,6-TETRAMETHYL-2-PYRIMIDONE SULFATE carries the following function designation(s):

HAIR DYEING

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Source note for 1,3,4,6-TETRAMETHYL-2-PYRIMIDONE SULFATE

This page reproduces the CosIng inventory entry for 1,3,4,6-TETRAMETHYL-2-PYRIMIDONE SULFATE from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research 1,3,4,6-TETRAMETHYL-2-PYRIMIDONE SULFATE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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