Description

Propyl p-Methoxycinnamate is a synthetic organic ester compound widely recognized for its ability to absorb ultraviolet light. This property makes it a highly effective and commercially valuable ingredient for protecting materials and formulations from UV-induced degradation. It is primarily utilized as a key component in the formulation of sunscreens and other personal care products, as well as in industrial applications requiring photostabilization. Manufacturers and R&D laboratories in the cosmetics, pharmaceutical, and specialty chemical sectors rely on this compound for its consistent performance and purity.

Application

• Broad-Spectrum Sunscreen Agent: A primary active ingredient in sun care formulations (SPF creams, lotions, sprays) to absorb UV-A and UV-B radiation.
• Cosmetic Photostabilizer: Incorporated into skincare, color cosmetics, and haircare products to prevent ingredient degradation and color fading caused by sunlight exposure.
• Polymer Additive: Used to enhance the UV resistance and longevity of plastics, coatings, and packaging materials susceptible to sunlight damage.
• Pharmaceutical Intermediate: Serves as a building block in the synthesis of more complex molecules for pharmaceutical research and development.
• Fragrance and Flavor Ingredient: Employed as a component in the creation of specific aromatic profiles due to its ester structure.
• Industrial Coating Formulations: Added to paints, varnishes, and industrial finishes to improve their durability and resistance to weathering.

Basic Information

Product Name	Propyl p-Methoxycinnamate
CAS No.	68141-12-8
Molecular Formula	C13H16O3
Molecular Weight	220.26 g/mol
Synonyms	Propyl 4-Methoxycinnamate; 3-(4-Methoxyphenyl)-2-propenoic acid propyl ester; Propyl 3-(4-methoxyphenyl)acrylate; p-Methoxycinnamic acid propyl ester; Parsol MCX; Eusolex 2292; NSC 406306; Cinoxate (related compound)
EINECS	Contact for details

Quality Control

Our Propyl p-Methoxycinnamate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for cosmetic and industrial applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality commitment ensures consistent performance and reliable supply for your critical formulations.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is light-sensitive and should be stored away from direct light. It is also easily oxidized; for long-term storage, consider maintaining under an inert atmosphere such as nitrogen. Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	45 - 48 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%, Total impurities ≤ 1.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.