Description

1,3-Propanediyl Disalicylate is a diester compound formed from salicylic acid and 1,3-propanediol, offering a versatile chemical building block with functional properties. This product is valued for its role as an intermediate in synthesizing more complex molecules, particularly in the pharmaceutical and specialty chemical sectors. It is primarily sought by manufacturers in the pharmaceutical, cosmetic, and polymer industries for research, development, and production applications.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs, leveraging its salicylate moiety.
• UV Absorber / Sunscreen Agent: Functions as an organic UV filter in cosmetic and personal care formulations, such as sunscreens and protective creams.
• Polymer Modifier & Plasticizer: Acts as an additive to modify the flexibility, stability, or processing characteristics of specific polymer systems.
• Organic Synthesis Building Block: Serves as a key intermediate for creating esters, ligands, and other functionalized organic compounds in fine chemical production.
• Crosslinking Agent: Potential use in the formulation of coatings, adhesives, or resins where diester groups can participate in crosslinking reactions.
• Research & Development: Utilized in academic and industrial R&D for studying ester chemistry, drug delivery systems, and material science.

Basic Information

Product Name	1,3-Propanediyl Disalicylate
CAS No.	84370-82-1
Molecular Formula	C17H16O6
Molecular Weight	316.31 g/mol
Synonyms	1,3-Propanediol disalicylate; Propane-1,3-diyl bis(2-hydroxybenzoate); Disalicylate of 1,3-Propanediol; Salicylic Acid Propylene Ester; Bis(2-carboxyphenyl) 1,3-Propanediol Ester; NSC 163082
EINECS	Contact for details

Quality Control

Our 1,3-Propanediyl Disalicylate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing specifications such as assay, related substances, and physical properties is provided with every shipment to guarantee compliance with your requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat sources 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	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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