What is the NOAEL for 6-Amino-2-iminopyrimidin-1(2H)-ol?
6-Amino-2-iminopyrimidin-1(2H)-ol has 4 NOAEL studies in the database. The lowest reported value is 1756681479 UNII. Source: openFDA substances.
NOAEL Data
Cosmetic Ingredient
6-Amino-2-iminopyrimidin-1(2H)-ol
Also known as: 2,4-Pyrimidinediamine, 3-oxide, 2,4-Diaminopyrimidine 3-N-oxide, 2,6-Diaminopyrimidin-1-ium-1-olate
CAS 74638-76-9
6-Amino-2-iminopyrimidin-1(2H)-ol (CAS 74638-76-9) is a chemical substance. Key regulatory status: 1 regulatory/inventory list, cosmetic ingredient cross-reference; source data from EPA ToxValDB, EPA CPDat.
SOURCE
noael studies public
NOAEL studies
4
SOURCE
chemical inventory jurisdictions
Regulatory lists
1
SOURCE
eu clp annex vi
GHS signal
Not classified
Chemical Identity
CAS, identifiers, formula, and alternate names for the matched substance record.
SOURCE
DSSTox identifiers
9 fields
Name
6-Amino-2-iminopyrimidin-1(2H)-ol
CAS Number
74638-76-9
DTXSID
DTXSID40996155
Molecular Formula
C4H6N4O
InChI Key
YTKGAYFHUZTLCI-UHFFFAOYSA-N
Monoisotopic Mass
126.054161
Synonyms
2,4-Pyrimidinediamine, 3-oxide2,4-Diaminopyrimidine 3-N-oxide2,6-Diaminopyrimidin-1-ium-1-olate
Functional Uses
Industrial and product-use categories associated with this substance.
SOURCE
EPA CPDat
2 records
Softener and conditioner
Regulatory Lists
Inventory, screening, and regulatory list matches from public chemical databases.
SOURCE
EPA CPDat
1 records
| List | Keyword | Source |
|---|---|---|
| Europe; Personal care; restricted | European Commission | CosIng |
NOAEL Studies
Toxicology endpoints rendered from public NOAEL study rows.
SOURCE
NOAEL studies
Showing 4 of 4 studies
| Value | Unit | Endpoint | Route | Species | Source |
|---|---|---|---|---|---|
| 1756681479 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| 1756681479 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| 1756681479 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| 1756681479 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
Showing 4 of 4 studies
Cosmetic Safety Profile
Same-CAS cosmetic ingredient record for cross-vertical context.
SOURCE
CosIng / Ingredients DB
EU Status
restricted
Max
1.5%
Category
active
Frequently Asked Questions
What regulatory lists include 6-Amino-2-iminopyrimidin-1(2H)-ol?
6-Amino-2-iminopyrimidin-1(2H)-ol appears on 1 regulatory/inventory list including Europe; Personal care; restricted. Source: EPA CPDat.
Is 6-Amino-2-iminopyrimidin-1(2H)-ol used in cosmetics?
Yes, 6-Amino-2-iminopyrimidin-1(2H)-ol is also indexed as a cosmetic ingredient under the name Aminexil. View the full cosmetic safety profile on the ingredient page for detailed safety data, SCCS opinions, and regulatory status.
Where does the safety data for 6-Amino-2-iminopyrimidin-1(2H)-ol come from?
Safety data is sourced from EPA ToxValDB, EPA CPDat, EPA DSSTox, CosIng / Ingredients DB. All data traces to primary regulatory sources and is updated from official government databases.
Is 6-Amino-2-iminopyrimidin-1(2H)-ol used outside industrial chemicals?
6-Amino-2-iminopyrimidin-1(2H)-ol also appears in cosmetics databases.