What is the NOAEL for Guanazole?
Guanazole has 4 NOAEL studies in the database. The lowest reported value is I01TWM5267 UNII. Source: openFDA substances.
NOAEL Data
REACH Registered
Cosmetic Ingredient
Guanazole
Also known as: 1H-1,2,4-Triazole-3,5-diamine, 3,5-Diamino-1,2,4-triazole, EINECS 215-937-2, NCI-C04819, NSC 1895 (+4 more)
CAS 1455-77-2
Guanazole (CAS 1455-77-2) is a chemical substance. Key regulatory status: REACH registered, cosmetic ingredient cross-reference; source data from EPA ToxValDB, EPA CPDat, ECHA REACH.
SOURCE
noael studies public
NOAEL studies
4
SOURCE
chemical inventory jurisdictions
Regulatory lists
0
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
15 fields
Name
Guanazole
CAS Number
1455-77-2
DTXSID
DTXSID0025367
Molecular Formula
C2H5N5
InChI Key
PKWIYNIDEDLDCJ-UHFFFAOYSA-N
Monoisotopic Mass
99.054495
Synonyms
1H-1,2,4-Triazole-3,5-diamine3,5-Diamino-1,2,4-triazoleEINECS 215-937-2NCI-C04819NSC 18951,2,4-Triazolidine, 3,5-diimino-UNII-I01TWM52673,5-Diamino-1H-1,2,4-triazole3,5-Diamino-s-triazole
Functional Uses
Industrial and product-use categories associated with this substance.
SOURCE
EPA CPDat
1 records
No specific technical function
NOAEL Studies
Toxicology endpoints rendered from public NOAEL study rows.
SOURCE
NOAEL studies
Showing 4 of 4 studies
| Value | Unit | Endpoint | Route | Species | Source |
|---|---|---|---|---|---|
| I01TWM5267 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| I01TWM5267 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| I01TWM5267 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| I01TWM5267 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
Showing 4 of 4 studies
REACH Registration
Registration status from the ECHA REACH registered substances database.
SOURCE
ECHA (EU)
1 records
| Status | Name | EC Number | Link |
|---|---|---|---|
| Registered | 1H-1,2,4-triazole-3,5-diamine | 215-937-2 | ECHA overview → |
Cosmetic Safety Profile
Same-CAS cosmetic ingredient record for cross-vertical context.
SOURCE
CosIng / Ingredients DB
EU Status
permitted
Max
-
Category
Cosmetic Ingredient
Pharmaceutical Data
Same-CAS pharmaceutical records from drug and bioactivity sources.
SOURCE
EMBL-EBI ChEMBL
GUANAZOLE
ChEMBL Phase
Not listed
Adverse Events
0
Bioactivity
1
Frequently Asked Questions
Is Guanazole used in cosmetics?
Yes, Guanazole is also indexed as a cosmetic ingredient under the name Guanazole. 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 Guanazole come from?
Safety data is sourced from EPA ToxValDB, EPA CPDat, EPA DSSTox, ECHA REACH, CosIng / Ingredients DB, ChEMBL / DailyMed. All data traces to primary regulatory sources and is updated from official government databases.
Is Guanazole used outside industrial chemicals?
Guanazole also appears in cosmetics, pharmaceutical databases.