3-[[4-[Ethyl(2-Hydroxyethyl)Amino]-2-Nitrophe nyl]Amino]-1,2-Propanediol and its salts, when used as a substance in hair dye products.
3-[[4-[Ethyl(2-Hydroxyethyl)Amino]-2-Nitrophe nyl]Amino]-1,2-Propanediol and its salts, when used as a substance in hair dye products. is listed in Annex II as a prohibited substance for cosmetic products placed on the EU market.
Chemical identity and properties

HC Blue 9 base
- IUPAC name
- 3-[4-[ethyl(2-hydroxyethyl)amino]-2-nitroanilino]propane-1,2-diol
- Molecular formula
- C13H21N3O5
- Molecular weight
- 299.32 g/mol
- Exact mass
- 299.14812078 Da
- XLogP3
- 0.8
- Topological polar surface area
- 122.0 Ų
- Hydrogen-bond donors
- 4
- Hydrogen-bond acceptors
- 7
- Covalent units
- 1
- Defined stereocentres
- 0
Also known as
External database identifiers
- EPA DTXSID:DTXSID70892292
Evidence from additional scientific databases
NIH PubChem PUG-View
Attributed physical-property, hazard, environmental and use annotations.
Mapped by: Existing checksum-valid CAS to unique PubChem CID match. Retrieved: 2026-08-31. Open source record
Scientific classifications and hazard annotations provide context and do not replace the market-specific regulatory decision shown above.
Additional source coverage and match status
| Source | Result | Checked |
|---|---|---|
| NIH PubChem PUG-View | Exact match | 2026-08-31 |
A recorded no-match is useful evidence that the source was checked; it is not a claim that the substance does not exist elsewhere.
Retrieved from NIH PubChem on 2026-09-02 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.
Record details
Chemical name
3-[[4-[Ethyl(2-Hydroxyethyl)Amino]-2-Nitrophe nyl]Amino]-1,2-Propanediol and its salts, when used as a substance in hair dye products.
Chemical / IUPAC name
3-[[4-[Ethyl(2-Hydroxyethyl)Amino]-2-Nitrophe nyl]Amino]-1,2-Propanediol and its salts, when used as a substance in hair dye products.
Regulatory information
SCCS opinions
Identified ingredients
Key data
Inventory links for 3-[[4-[Ethyl(2-Hydroxyethyl)Amino]-2-Nitrophe nyl]Amino]-1,2-Propanediol and its salts, when used as a substance in hair dye products.
Related records for 3-[[4-[Ethyl(2-Hydroxyethyl)Amino]-2-Nitrophe nyl]Amino]-1,2-Propanediol and its salts, when used as a substance in hair dye products.
Direct matches are limited for this record, so nearby entries from Annex II are shown as well.
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3-[(2-nitro-4-(trifluoromethyl)phenyl)amino]propane-1,2-diol (HC Yellow No 6) and its salts, when u…
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3-Hydroxy-4-[(2-hydroxynaphthyl)azo]-7-nitronaphthalene-1-sulphonic acid and its salts, when used a…
3-Hydroxy-4-(phenylazo)-2-naphthoic acid and its calcium salt (Pigment Red 64:1; CI 15800) when use…
Phenazinium, 3,7-diamino-2,8-dimethyl-5-phenyl- and its salts, when used as a substance in hair dye…
2-(6-Hydroxy-3-oxo-(3H)xanthen-9-yl)benzoic acid; Fluorescein and its disodium salt (Acid Yellow 73…
6-Nitro-2,5-pyridinediamine and its salts, when used as a substance in hair dye products
4',5'-Dibromo-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthene]-3-one; 4',5'-Dibromofluores…
What Annex II means for 3-[[4-[Ethyl(2-Hydroxyethyl)Amino]-2-Nitrophe nyl]Amino]-1,2-Propanediol and its salts, when used as a substance in hair dye products.
3-[[4-[Ethyl(2-Hydroxyethyl)Amino]-2-Nitrophe nyl]Amino]-1,2-Propanediol and its salts, when used as a substance in hair dye products. is listed as a prohibited substance under Annex II of EU Cosmetics Regulation 1223/2009 and must not be intentionally added. Article 17 separately addresses unintended small quantities that are technically unavoidable under good manufacturing practice and compatible with the Article 3 safety requirement.
Formulators must screen their ingredients and raw materials to ensure none contain this substance. Suppliers should provide documentation confirming absence when requested.
This record is linked to 1 CosIng inventory ingredient for name and identifier cross-reference. The page also surfaces 12 related annex records with overlapping identifiers, annex logic or naming patterns.
Compliance checklist
- Verify this substance is absent from all raw materials and finished formulations.
- Request absence confirmation or CoA from raw material suppliers.
- Document the screening result in the Product Information File (PIF).
Frequently asked questions
Source note for Annex II record 3-[[4-[Ethyl(2-Hydroxyethyl)Amino]-2-Nitrophe nyl]Amino]-1,2-Propanediol and its salts, when used as a substance in hair dye products.
This page summarizes one Annex II record for 3-[[4-[Ethyl(2-Hydroxyethyl)Amino]-2-Nitrophe nyl]Amino]-1,2-Propanediol and its salts, when used as a substance in hair dye products. from public European Commission cosmetic materials and adds linked inventory or identifier matches when available.
Use this record page to review Annex II conditions for 3-[[4-[Ethyl(2-Hydroxyethyl)Amino]-2-Nitrophe nyl]Amino]-1,2-Propanediol and its salts, when used as a substance in hair dye products., but confirm any final regulatory decision against the current official annex wording and source files.
Tools & next steps
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