What is the NOAEL for Butanethioic acid, 3-methyl-, S-(1-methylpropyl) ester?
Butanethioic acid, 3-methyl-, S-(1-methylpropyl) ester has 2 NOAEL studies in the database. The lowest reported value is 6.63 mg/kg bw/day via oral in Rat. Source: EFSA.
NOAEL Data
Cosmetic Ingredient
Butanethioic acid, 3-methyl-, S-(1-methylpropyl) ester
CAS 2432-91-9
Butanethioic acid, 3-methyl-, S-(1-methylpropyl) ester (CAS 2432-91-9) is a chemical substance. Key regulatory status: 3 regulatory/inventory lists, cosmetic ingredient cross-reference; source data from EPA ToxValDB, EPA CPDat, AICIS.
View cosmetic safety profile for tert-Butyl Isopentanethioate →
SOURCE
NOAEL studies
NOAEL studies
2
SOURCE
Chemical inventory jurisdictions
Regulatory lists
3
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
5 fields
Name
Butanethioic acid, 3-methyl-, S-(1-methylpropyl) ester
CAS Number
2432-91-9
Molecular Formula
C9H18OS
InChI Key
MQAVHZCNCJTJJP-UHFFFAOYSA-N
Monoisotopic Mass
174.107836
Functional Uses
Industrial and product-use categories associated with this substance.
SOURCE
EPA CPDat
4 records
FragranceFlavouring and nutrient
Regulatory Lists
Inventory, screening, and regulatory list matches from public chemical databases.
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EPA CPDat
3 records
| List | Keyword | Source |
|---|---|---|
| IFRA Transparency | IFRA | IFRA |
| Europe | European Commission | Fl@vis |
| consumer_product | P&G | Proctor & Gamble |
NOAEL Studies
Toxicology endpoints rendered from public NOAEL study rows.
SOURCE
NOAEL studies
Showing 2 of 2 studies
| Value | Unit | Endpoint | Route | Species | Source |
|---|---|---|---|---|---|
| =6.63 | mg/kg bw/day | NOAEL | oral | Rat | EFSA |
| =6.63 | mg/kg bw/day | NOAEL | oral: feed | Rat | EFSA |
Showing 2 of 2 studies
Australian Status (AICIS)
Australian industrial chemicals inventory status and applicable conditions.
SOURCE
AICIS inventory
1 records
Inventory Status
listed
Cosmetic Safety Profile
Same-CAS cosmetic ingredient record for cross-vertical context.
SOURCE
CosIng / Ingredients DB
EU Status
permitted
Max
-
Category
Fragrance
Cannabis Data
Same-CAS cannabis compliance and lab records where available.
SOURCE
Cannabis regulatory / lab data
efsa substances
1 cannabis record found in efsa substances.
View full cannabis profile →Frequently Asked Questions
What regulatory lists include Butanethioic acid, 3-methyl-, S-(1-methylpropyl) ester?
Butanethioic acid, 3-methyl-, S-(1-methylpropyl) ester appears on 3 regulatory/inventory lists including IFRA Transparency, Europe, consumer_product. Source: EPA CPDat.
Is Butanethioic acid, 3-methyl-, S-(1-methylpropyl) ester used in cosmetics?
Yes, Butanethioic acid, 3-methyl-, S-(1-methylpropyl) ester is also indexed as a cosmetic ingredient under the name tert-Butyl Isopentanethioate. 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 Butanethioic acid, 3-methyl-, S-(1-methylpropyl) ester come from?
Safety data is sourced from EPA ToxValDB, EPA CPDat, AICIS (Australian Industrial Chemicals Introduction Scheme), EPA DSSTox, CosIng / Ingredients DB, cannabis regulatory/lab databases. All data traces to primary regulatory sources and is updated from official government databases.
Is Butanethioic acid, 3-methyl-, S-(1-methylpropyl) ester used outside industrial chemicals?
Butanethioic acid, 3-methyl-, S-(1-methylpropyl) ester also appears in cosmetics, cannabis databases.