Basic information
- CAS
5466-77-3- Standard SMILES
CCCCC(CC)COC(=O)C=Cc1ccc(OC)cc1- InChIKey
YBGZDTIWKVFICR-UHFFFAOYSA-N- Molecular formula
- C18H26O3
- Average molar mass
- 290.4 g/mol
- Monoisotopic mass
- 290.18819469
Overview
Octinoxate is a cinnamate ester.
Names & identifiers
- Preferred name
- 2-Propenoic acid, 3-(4-methoxyphenyl)-, 2-ethylhexyl ester
- IUPAC
- 2-ethylhexyl 3-(4-methoxyphenyl)prop-2-enoate
- English name
- Octyl 4-methoxycinnamate
- Molecular formula
- C18H26O3
- Molecular weight
- 290.4
Names & synonyms
Show more names
Database identifiers
- CAS
5466-77-3- PubChem CID
- 21630
- DTXSID
DTXSID1025302- ChEBI
CHEBI:134750- EC Number
- 226-775-7
Properties
Computed structural properties
- XLogP
- 5.3
- Topological polar surface area
- 35.5 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 3
- Rotatable bonds
- 10
- Heavy atoms
- 21
- Formal charge
- 0
- Complexity
- 304
Experimental & physicochemical properties
Physicochemical properties
- Melting point
- -25 ℃ · <-25℃
- Boiling point
- 198 · 198-200°C
- Density
- 1.009 · 1.009
- refractive index
- 1.543 · 1.543-1.547
- Flash point
- 193 °C · 193°C
- storage temp.
- 2 · 2-8°C
- solubility
- Chloroform (Slightly), Methanol (Slightly)
- form
- Liquid
- color
- Clear colorless to yellow
- Odor
- Odorless
- Water Solubility
- 0.1 g/100 · <0.1 g/100 mL at 27 ºC
- BRN
- 5946632 · 5946632
- Henry's Law Constant
- 1.2 · 1.2×100 mol/(m3Pa) at 25℃, HSDB (2015)
- Stability
- Stable. Incompatible with strong oxidizing agents.
- Cosmetics Ingredients Functions
- UV ABSORBERUV FILTERLIGHT STABILIZER
- InChI
- 1S/C18H26O3/c1-4-6-7-15(5-2)14-21-18(19)13-10-16-8-11-17(20-3)12-9-16/h8-13,15H,4-7,14H2,1-3H3/b13-10+
- InChIKey
- YBGZDTIWKVFICR-JLHYYAGUSA-N
- SMILES
- CCCCC(CC)COC(=O)\C=C\c1ccc(OC)cc1
- LogP
- 5.921 · 5.921 (est)
- CAS DataBase Reference
- 5466 · 5466-77-3(CAS DataBase Reference)
- EWG's Food Scores
- 6 · 6
- FDA UNII
- 4 Y5P7MUD51 · 4Y5P7MUD51
- ATC code
- 2 BA02 · D02BA02
- NIST Chemistry Reference
- 2 · 2-Propenoic acid, 3-(4-methoxyphenyl)-, 2-ethylhexyl ester(5466-77-3)
- EPA Substance Registry System
- 2 · 2-Ethylhexyl p-methoxycinnamate (5466-77-3)
- UNSPSC Code
- 41116107 · 41116107
- NACRES
- 25 · NA.25
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 413 · H413
- Precautionary statements
- 501 · P501-P273
- PPE
- Eyeshields, Gloves
- Safety Statements
- 24 · 24/25
- WGK Germany
- nwg
- RTECS
- 3392732 · UD3392732
- TSCA
- TSCA listed
- HS Code
- 29189090 · 29189090
- Storage Class
- 10 · 10 - Combustible liquids
- Hazard Classifications
- 4 · Aquatic Chronic 4
- Hazardous Substances Data
- 5466 · 5466-77-3(Hazardous Substances Data)
Safety & regulation
GHS classification
GHS Classification
This chemical does not meet GHS hazard criteria for 92.2% (1853 of 2010) of all reports.
Not Classified
Aggregated GHS information provided per 2010 reports by companies from 6 notifications to the ECHA C&L Inventory.
Hazard information
Regulatory Information
Chemical: 2-Propenoic acid, 3-(4-methoxyphenyl)-, 2-ethylhexyl ester
2-Propenoic acid, 3-(4-methoxyphenyl)-, 2-ethylhexyl ester is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of 2-Propenoic acid, 3-(4-methoxyphenyl)-, 2-ethylhexyl ester are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)
Safety data
- PPE
- Eyeshields, Gloves
- wgk
- nwg
- tsca
- TSCA listed
- rtecs
- UD3392732
- hs_code
- 29189090
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- safety_code
- 24/25
- Storage Class
- 10 - Combustible liquids
- Hazard statements
- H413
- Hazard Classifications
- Aquatic Chronic 4
- Precautionary statements
- P501-P273
- Hazardous Substances Data
- 5466-77-3(Hazardous Substances Data)
Chemistry & industry
Uses & manufacturing
Use Classification
Fragrance Ingredients
Cosmetics -> Uv absorber; Uv filter
General Manufacturing Information
All Other Chemical Product and Preparation Manufacturing
2-Propenoic acid, 3-(4-methoxyphenyl)-, 2-ethylhexyl ester: ACTIVE
Applications
Uses2-Ethylhexyl 4-Methoxycinnamate is an UV induced cyclobutane pyrimidine dimer (CDP) formation inhibitior.
Usesoctinoxate is the drug name for the sunscreen chemical generally known as octyl methoxycinnamate and ethylhexyl methoxycinnamate.
Uses2-Ethylhexyl-4-methoxy-cinnamate is used as UV-B-absorbing agent in sunscreens and cosmetic creams, lotions, lipsticks, sun oils, etc.
General DescriptionColorless to pale yellow viscous liquid.
Upstream & downstream products
Upstream raw materials
Suppliers100 total
Additional notes
DefinitionChEBI: Octyl 4-methoxycinnamic acid is a cinnamate ester.
Related reactions
Compound notes
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