Definition
US FDA substance register · UNII B2F68X17BM · registered name 4-METHYLBENZOPHENONE · single chemical substance
Methyl Benzophenone is the organic compound
Cosmetic roles
Safety & regulatory references
Not classified under Korea’s toxic-substance GHS list · existing chemical substance
More data — names, identifiers, properties, test records, literature
Names & identifiers
- CAS No.chemical registry number
- 134-84-9
- EC No.EU chemical inventory number
- 205-159-1
- DTXSIDUS EPA chemical ID
- DTXSID9037741
- DTXCIDUS EPA compound ID
- DTXCID7017741
- IUPAC
- (4-Methylphenyl)(phenyl)methanone
- Molecular formula
- C14H12O
- Molecular weight
- 196.249 g/mol
Measured properties
- Appearance
- Light yellow solid.
- Colour
- Light yellow solid.
- Melting/freezing point
- 59.5 ℃
- Initial boiling point and range
- 326 ℃
- Flash point
- 141 ℃
- Water solubility
- 32.27 ㎎/ℓ
- n-Octanol/water partition coefficient (Kow)
- 3.690
- Molecular weight
- 196.26
Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.
Source: KOSHA safety data sheets (Korea)
What products actually use it for
What the 12 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Photosensitizers7
- Photosensitive agent2
- Processing aids not otherwise specified2
- Stabilizing agent1
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
4 skin studies and 1 eye studies are on record.
The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.
See all 5 studies
- SkinSens1
Skin Sensitization · QSAR Predicted - Not likely to be sensitizing
skin sensitisation: in vivo (non-LLNA) · Screening · equivalent or similar to OECD Guideline 406 (Skin Sensitisation) Maximisation test - Not likely to be sensitizing
skin sensitisation: in vivo (non-LLNA) · Screening · equivalent or similar to OECD Guideline 406 (Skin Sensitisation) Magnusson & Kligman (1970) - Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) according to EU Method B.4 (Acute Toxicity: Dermal Irritation / Corrosion) according to - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · other guideline: Toxicity test for bulk chemicals to meet DOT regulations (April 24, 1973) according to
Source: US EPA CompTox dashboard
Related literature
Linked databases 15
- Australian Industrial Chemicals Inventory (AICIS)
- ChEMBL
- EU CosIng ingredient list 2
- Korea Cosmetic Association ingredient dictionary
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- MFDS (Korea) cosmetic ingredient register 2
- NIST Chemistry WebBook
- PubMed
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata