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(S)-octinoxate

HCID 11044481
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Basic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
5466-77-3
Standard SMILES
CCCC[C@H](CC)COC(=O)/C=C/c1ccc(OC)cc1
InChIKey
YBGZDTIWKVFICR-VOMSXAGXSA-N
Molecular formula
C18H26O3
Average molar mass
290.4 g/mol
Monoisotopic mass
290.18819469

Overview

See also: Octinoxate (annotation moved to).

Names & identifiers

Preferred name
(S)-octinoxate
IUPAC
[(2S)-2-ethylhexyl] (E)-3-(4-methoxyphenyl)prop-2-enoate
English name
Octyl 4-methoxycinnamate
Molecular formula
C18H26O3
Molecular weight
290.4

Names & synonyms

(S)-octinoxate5466-77-3OCTINOXATE, (S)-BIDD:ER0152Octyl methoxy cinnamate (OMC)SCHEMBL15803545X279J6U828Q272934022-PROPENOIC ACID, 3-(4-METHOXYPHENYL)-, 2-ETHYLHEXYL ESTER, (2E)-, (S)-OctinoxateOMCOCTYL METHOXYCINNAMATE
Show more names
2-ETHYLHEXYL TRANS-4-METHOXYCINNAMATEMC80Neo Heliopan AV2-ETHYLHEXYL 4-METHOXYCINNAMATEPARSOL MCX2-ETHYLHEXYL P-METHOXYCINNAMATEUvinul MC 80

Database identifiers

CAS
5466-77-3
PubChem CID
11044481
UNII
X279J6U828
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

DrugsPharmaceuticals -> Listed in ZINC15
CosmeticsUv filter; Uv absorber
FragrancesFragrance Ingredient (2-Propenoic acid, 3-(4-methoxyphenyl)-, 2-ethylhexyl ester) -> IFRA transparency List
Physical DescriptionLiquid

Physicochemical properties

Melting point
-25 ℃ · <-25℃
Boiling point
198 · 198-200°C
Density
1.01 · 1.01
refractive index
1.55 · 1.55
Flash point
193 °C · 193 °C
storage temp.
2 · 2-8°C
solubility
Chloroform (Slightly), Methanol (Slightly)
form
clear liquid
color
Colorless to Yellow to Green

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 3 items

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 · 2 items

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)

Other Safety InformationIMAP assessments - 2-Propenoic acid, 3-(4-methoxyphenyl)-, 2-ethylhexyl ester: Human health tier II assessment
Hazard Classes and CategoriesNot Classified

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

Chemistry & industry

Uses & manufacturing

U.S. Production2023: 8,269,659 lb
Consumer UsesFragrance
Industry UsesFragrance
Use Classification · 2 items

Fragrance Ingredients

Cosmetics -> Uv filter; Uv absorber

General Manufacturing Information · 2 items

All Other Chemical Product and Preparation Manufacturing

2-Propenoic acid, 3-(4-methoxyphenyl)-, 2-ethylhexyl ester: ACTIVE

Applications · 4 items

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

Para toluenep-Anisaldehyde

Additional notes

DefinitionChEBI: Octyl 4-methoxycinnamic acid is a cinnamate ester.

Related reactions

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Compound notes

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On this pageBasic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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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)
Hazard statements
H413
Hazard Classifications
Aquatic Chronic 4
Precautionary statements
P501-P273
Hazardous Substances Data
5466-77-3(Hazardous Substances Data)