Also known as: 2-Phenylpropionaldehyde dimethyl acetal, Benzene, (2,2-dimethoxy-1-methylethyl)-, BRN 2091958, (2,2-Dimethoxy-1-methylethyl)benzene, 1,1-Dimethoxy-2-phenylpropane (+10 more)
INCI: HYDRATROPIC ALDEHYDE DIMETHYL ACETAL
Hydratropic Aldehyde Dimethyl Acetal (2-Phenylpropionaldehyde Dimethyl Acetal) (CAS 90-87-9) is a cosmetic cosmetic ingredient functioning as Fragrance. EU Regulation 1223/2009 status: prohibited. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in industrial chemical safety, pharmaceutical, and food safety data.
Auto-generated CPSR Part A draft with source citations
Cross-Vertical Regulatory Divergence
Hydratropic Aldehyde Dimethyl Acetal (2-Phenylpropionaldehyde Dimethyl Acetal) is prohibited in EU cosmetics but has active industrial GHS classifications (H302).
For full compliance data across multiple jurisdictions, use the
Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Hydratropic Aldehyde Dimethyl Acetal (2-Phenylpropionaldehyde Dimethyl Acetal).
Calculate MoS for your specific formulation with the
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HRIPT Human Patch Test Studies
1 human repeat insult patch test aggregated from dermatological literature.
Test Type
N
Sensitized
Dose µg/cm²
NESIL µg/cm²
Potency
HMT
-
0
2700
-
-
ECHA REACH Registration
European Chemicals Agency REACH dossier and Substances of Very High Concern listing.
Registration Type
Full
Tonnage Band
1 - 10 tonnes
Substance Type
SUBSTANCE
SVHC Candidate
No
PubChem Annotations
Safety and regulatory annotations from PubChem (NCBI) aggregated sources.
Regulatory (4)
JECFA Number
1468
Source: Joint FAO/WHO Expert Committee on Food Additives (JECFA)
JECFA Evaluation
1,1-DIMETHOXY-2-PHENYLPROPANE | 2004 | No safety concern at current levels of intake when used as a flavouring agent | TRS 928-JECFA 63/113 | FAS 54-JECFA 63/525
Source: Joint FAO/WHO Expert Committee on Food Additives (JECFA)
JECFA Evaluation
2-PHENYLPROPIONALDEHYDE DIMETHYL ACETAL | 2004 | No safety concern at current levels of intake when used as a flavouring agent | TRS 928-JECFA 63/113 | FAS 54-JECFA 63/525
Source: Joint FAO/WHO Expert Committee on Food Additives (JECFA)
JECFA Evaluation
alpha-METHYLPHENACETALDEHYDE DIMETHYL ACETAL | 2004 | No safety concern at current levels of intake when used as a flavouring agent | TRS 928-JECFA 63/113 | FAS 54-JECFA 63/525
Source: Joint FAO/WHO Expert Committee on Food Additives (JECFA)
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Flavouring and nutrientFragrance
Regulatory List Membership (2)
IFRA Fragrance Transparency ListFDA Substances Added to Food (EAFUS)
Expert Verdict
Expert safety assessment and concern-level summary for Hydratropic Aldehyde Dimethyl Acetal (2-Phenylpropionaldehyde Dimethyl Acetal).
Is Hydratropic Aldehyde Dimethyl Acetal (2-Phenylpropionaldehyde Dimethyl Acetal) safe in cosmetics?
Hydratropic Aldehyde Dimethyl Acetal (2-Phenylpropionaldehyde Dimethyl Acetal) has a safety rating of "GOOD" in our database. EU status: prohibited. US status: permitted.
Is Hydratropic Aldehyde Dimethyl Acetal (2-Phenylpropionaldehyde Dimethyl Acetal) allowed in the EU?
Hydratropic Aldehyde Dimethyl Acetal (2-Phenylpropionaldehyde Dimethyl Acetal) EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.
What does Hydratropic Aldehyde Dimethyl Acetal (2-Phenylpropionaldehyde Dimethyl Acetal) do in cosmetics?
Hydratropic Aldehyde Dimethyl Acetal (2-Phenylpropionaldehyde Dimethyl Acetal) functions as: Fragrance. It is classified as a cosmetic ingredient in our database. CAS number: 90-87-9.
Is Hydratropic Aldehyde Dimethyl Acetal (2-Phenylpropionaldehyde Dimethyl Acetal) used outside cosmetics?
Hydratropic Aldehyde Dimethyl Acetal (2-Phenylpropionaldehyde Dimethyl Acetal) also appears in industrial chemical safety, pharmaceutical, and food safety data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Does Hydratropic Aldehyde Dimethyl Acetal (2-Phenylpropionaldehyde Dimethyl Acetal) have different safety status in cosmetics vs industrial chemicals?
Hydratropic Aldehyde Dimethyl Acetal (2-Phenylpropionaldehyde Dimethyl Acetal) is prohibited in EU cosmetics but has active industrial GHS classifications (H302).
Is Hydratropic Aldehyde Dimethyl Acetal (2-Phenylpropionaldehyde Dimethyl Acetal) in Your Products?
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