Definition
US FDA substance register · UNII 964JP0ZZRG · registered name Methyl 4-methylbenzoate · single chemical substance
Cosmetic roles
Safety & regulatory references
Not classified under Korea’s toxic-substance GHS list
More data — names, identifiers, properties, test records, literature
Names & identifiers
- CAS No.chemical registry number
- 99-75-2
- EC No.EU chemical inventory number
- 202-784-1
- DTXSIDUS EPA chemical ID
- DTXSID4025668
- DTXCIDUS EPA compound ID
- DTXCID705668
- IUPAC
- Methyl 4-methylbenzoate
- Molecular formula
- C9H10O2
- Molecular weight
- 150.177 g/mol
Measured properties
- Appearance
- Opaque colorless to white shiny crystalline solid. Intense unpleasant odor. (NTP, 1992) · White solid, mp = 34 deg C, [Hawley] Colorless to white solid with a strong unpleasant odor, [CAMEO] Colorless crystalline solid, mp = 32-35 deg C, [MSDSonline]
- Boiling point
- 423 °F at 760 mmHg (NTP, 1992) · 222.5 °C @ 760 MM HG
- Melting point
- 91 °F (NTP, 1992) · 33.2 °C
- Solubility
- less than 1 mg/mL at 72 °F (NTP, 1992) · INSOL IN WATER, VERY SOL IN ALCOHOL, ETHER
- Density
- 1.058 at 77 °F (NTP, 1992) - Denser than water, will sink · 1.058 @ 25 °C/15.6 °C
- Colour
- colourless
- Melting/freezing point
- 31 (1 m::01)
- Initial boiling point and range
- 224 ℃(1 m::01)
- Flash point
- 88 ℃
- Vapour pressure
- 8.2 ㎩ (20℃::01)
- Water solubility
- 398 g/㎖ (20℃::01)
- Relative density
- 1.392 (lookchem)
- n-Octanol/water partition coefficient (Kow)
- 2.82 (23℃::01)
- Molecular weight
- 150.18
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: PubChem · KOSHA safety data sheets (Korea)
What products actually use it for
What the 5 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.
- Fragrance3
- Flavouring and nutrient1
- Monomers1
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
1 skin studies and 0 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 1 studies
- High Frequency of Sensitization
skin sensitisation: in vivo (LLNA) · Screening · according to OECD Guideline 429 (Skin Sensitisation: Local Lymph Node Assay)
Source: US EPA CompTox dashboard
Linked databases 14
- Australian Industrial Chemicals Inventory (AICIS)
- ChEMBL
- EU CosIng ingredient list 2
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- NIST Chemistry WebBook
- PubChem
- 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
- Wikipedia · English