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Send EmailOCTYL METHOXYCINNAMATE, octyl P-methoxycinnamate, Ethylhexyl Methoxycinnamate, OMC, 5466-77-3
CAS Number: 5466-77-3
EC Number: 226-775-7
Molecular Formula: C18H26O3
Molar mass: 290.403 g·mol−1
octyl P-methoxycinnamate
CAS: 5466-77-3
Molecular Formula: C18H26O3
Names and Identifiers
| Name | octyl P-methoxycinnamate |
| Synonyms | OMC Octyl methoxycinnamate Octyl 4-methoxycinnamate octyl P-methoxycinnamate Ethylhexyl Methoxycinnamate 2-ETHYLHEXYL 4-METHOXYCINNAMATE 2-Ethylhexyl 4-methoxycinnamate 2-ETHYLHEXYL P-METHOXYCINNAMATE 2-Ethylhexyl-p-methoxycinnamate 2-ethylhexyl-4-methoxycinnamate 2-Ethylhex-1-yl 4-methoxycinnamate 4-METHOXYCINNAMIC ACID OCTYL ESTER 2-ETHYLHEXYL TRANS-4-METHOXYCINNAMATE 4-Methoxycinnamic Acid 2-Ethylhexyl Ester 4-METHOXYCINNAMIC ACID 2-ETHYLHEXYL ESTER 2-ethylhexyl 3-(4-methoxyphenyl)prop-2-enoate (5-Methylheptyl) 3-(4-methoxyphenyl)-2-propenoate (5-METHYLHEPTYL) 3-(4-METHOXYPHENYL)-2-PROPENOATE 1-ethylhexyl (2E)-3-(4-methoxyphenyl)prop-2-enoate 2-ethylhexyl (2E)-3-(4-methoxyphenyl)prop-2-enoate (2R)-2-ethylhexyl (2E)-3-(4-methoxyphenyl)prop-2-enoate 2-Ethylhex-1-yl 3-(4-methoxyphenyl)prop-2-enoate, 2-Ethylhex-1-yl 3-(4-methoxyphenyl)acrylate |
| CAS | 5466-77-3 |
| EINECS | 226-775-7 |
| InChI | InChI=1/C18H26O3/c1-4-6-7-8-16(5-2)21-18(19)14-11-15-9-12-17(20-3)13-10-15/h9-14,16H,4-8H2,1-3H3/b14-11+ |
| InChIKey | YBGZDTIWKVFICR-JLHYYAGUSA-N |
Physico-chemical Properties
| Molecular Formula | C18H26O3 |
| Molar Mass | 290.4 |
| Density | 1.009 |
| Melting Point | <-25℃ |
| Boling Point | 198-200°C |
| Flash Point | 193°C |
| Water Solubility | <0.1 g/100 mL at 27 ºC |
| Solubility | Soluble in ethanol (75% - 80 vol%), diethylphthalate, paraffin oli 65 cp, and isopropyl |
| Vapor Presure | 0mmHg at 25°C |
| Appearance | Yellow Liquid |
| Color | Clear colorless to yellow |
| BRN | 5946632 |
| Storage Condition | 2-8°C |
| Stability | Stable. Incompatible with strong oxidizing agents. |
| Sensitive | Sensitive to light |
| Refractive Index | 1.543-1.547 |
| MDL | MFCD00072582 |
| Physical and Chemical Properties | Orange transparent liquid. The boiling point was 216 ℃(0.133-0.267kpa), and the refractive index was 1.535(26 ℃). Soluble in ethanol, insoluble in water. |
Risk and Safety
| Safety Description | 24/25 - Avoid contact with skin and eyes. |
| WGK Germany | nwg |
| RTECS | UD3392732 |
| HS Code | 29189090 |
Reference Information
| introduction | octyl p-methoxycinnamate is a commonly used sunscreen, antioxidant and ultraviolet absorber. According to relevant studies, there are mutagenic effects, teratogenic effects and developmental toxicity on human body, and it has potential chronic health effects. |
| use | is used to prepare sunscreen (cream, milk, liquid) and other skin care cosmetics, which can effectively absorb ultraviolet rays in sunlight, prevent skin redness, sunburn and ink, and is also a therapeutic drug for photodermatitis. It can be used as an anti-aging agent and ultraviolet absorber for plastics and inks in industry. oil-soluble liquid UV-B absorbent, which can be compounded with various sunscreen agents mainly used for ultraviolet absorption in cosmetics |
| production method | p-toluenesulfonic acid is added to the mixture of octanol and anisaldehyde, malonic acid and pyridine, after esterification reaction, neutralization, dehydration, constant boiling distillation and refining to obtain the product. |
