ICHTHAMMOL
Ichthammol. A complex product obtained by the sulfonation and ammoniation of the distillation product from bituminous schists. It may contain saturated and unsaturated hydrocarbons, nitrogen bases and thiophene derivati…
ICHTHAMMOL is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.
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.
Chemical identity and properties

Hydroxyurea
Hydroxyurea is a member of the class of ureas that is urea in which one of the hydrogens is replaced by a hydroxy group. An antineoplastic used in the treatment of chronic myeloid leukaemia as well as for sickle-cell disease. It has a role as an antimetabolite, an antineoplastic agent, a radical scavenger, an immunomodulator, a genotoxin, a teratogenic agent, a DNA synthesis inhibitor, an antimitotic and an EC 1.17.4.1 (ribonucleoside-diphosphate reductase) inhibitor. It is a member of ureas and a one-carbon compound. — ChEBI
- IUPAC name
- hydroxyurea
- Molecular formula
- CH4N2O2
- Molecular weight
- 76.055 g/mol
- Exact mass
- 76.027277375 Da
- XLogP3
- -1.8
- Topological polar surface area
- 75.4 Ų
- Hydrogen-bond donors
- 3
- Hydrogen-bond acceptors
- 2
- Covalent units
- 1
- Defined stereocentres
- 0
Also known as
16 more reported names
External database identifiers
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 ICHTHAMMOL
INCI name
ICHTHAMMOL
INN name
ichthammol
Description
Ichthammol. A complex product obtained by the sulfonation and ammoniation of the distillation product from bituminous schists. It may contain saturated and unsaturated hydrocarbons, nitrogen bases and thiophene derivatives
Record provenance
- Inventory reference
- 34562
- Imported identity
- ICHTHAMMOL
- Source update
- 15/10/2010
Annex records for ICHTHAMMOL
Key data
Official EU ingredient-name evidence
The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.
Related inventory evidence
Ingredients with overlapping formulation functions
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
How ICHTHAMMOL appears in the CosIng inventory
The CosIng inventory lists ICHTHAMMOL 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.
ICHTHAMMOL 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
Source note for ICHTHAMMOL
This page reproduces the CosIng inventory entry for ICHTHAMMOL 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 ICHTHAMMOL and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.
Tools & next steps
Check your formula
Scan a full INCI list to detect ICHTHAMMOL and any linked EU annex restrictions or allergen flags.
INCI CheckerSearch similar ingredients
Find other inventory ingredients and annex entries related to ICHTHAMMOL, its identifiers or nearby name variants.
Search