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InventoryRef 9656629/03/2019

7-AMINO DIHYDROBENZOTHIAZINE

7-Amino Dihydrobenzothiazine is the organic compound that conforms to the formula

7-AMINO DIHYDROBENZOTHIAZINE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Regulatory evidence by market

No rule for this ingredient has been imported for any of the 13 markets tracked here.

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 1888767-40-5

CAS 1888767-40-5PubChem CID 20760271

3,4-dihydro-2H-1,4-benzothiazin-7-amine

IUPAC name: 3,4-dihydro-2H-1,4-benzothiazin-7-amine

Molecular formula: C8H10N2S
Molecular weight: 166.25 g/mol
Exact mass: 166.05646950 Da
XLogP3: 1.5
Topological polar surface area: 63.4 Å²
Hydrogen-bond donors: 2
Hydrogen-bond acceptors: 3
Covalent units: 1
Defined stereocentres: 0

Also known as

3,4-Dihydro-2H-benzo[b][1,4]thiazin-7-amine

Open full PubChem record PubChem annotations 3D structure image

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for 7-AMINO DIHYDROBENZOTHIAZINE

INCI name

7-AMINO DIHYDROBENZOTHIAZINE

Description

7-Amino Dihydrobenzothiazine is the organic compound that conforms to the formula

Record provenance

Inventory reference: 96566
Imported identity: 7-AMINO DIHYDROBENZOTHIAZINE
Source update: 29/03/2019

European Commission CosIng source notes

Annex records for 7-AMINO DIHYDROBENZOTHIAZINE

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Key data

CAS

1888767-40-5

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Restriction

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Function

HAIR DYEING: Imparting color to hair. Hair dyeing preparations may be temporary, semi-permanent, or permanent, depending on the length of time the colorant remains on the hair.

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#380 · 7-AMINO DIHYDROBENZOTHIAZINE

Ingredients with overlapping formulation functions

6-METHOXY-2,3-PYRIDINEDIAMINE HCLHAIR DYEING

6-METHOXY-2-METHYLAMINO-3-AMINOPYRIDINE HCLHAIR DYEING

6-NITRO-2,5-PYRIDINEDIAMINEHAIR DYEING

6-NITRO-O-TOLUIDINEHAIR DYEING

ACID BLACK 131HAIR DYEING

ACID BLACK 52HAIR DYEING

ACID BLUE 1HAIR DYEING

ACID BLUE 3HAIR DYEING

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How 7-AMINO DIHYDROBENZOTHIAZINE appears in the CosIng inventory

The CosIng inventory lists 7-AMINO DIHYDROBENZOTHIAZINE 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.

7-AMINO DIHYDROBENZOTHIAZINE 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

7-AMINO DIHYDROBENZOTHIAZINE 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, 7-AMINO DIHYDROBENZOTHIAZINE carries the following function designation(s):

HAIR DYEING

CAS 1888767-40-5 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

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Source note for 7-AMINO DIHYDROBENZOTHIAZINE

This page reproduces the CosIng inventory entry for 7-AMINO DIHYDROBENZOTHIAZINE 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 7-AMINO DIHYDROBENZOTHIAZINE 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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Tools & next steps

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