Description

Clearfil Posterior CAS NO 87139-49-9 is a high-purity chemical compound widely utilized in advanced material synthesis and pharmaceutical research. Its consistent quality and reliable performance make it a critical component for manufacturers requiring precise chemical inputs. This product is essential for industries focused on developing specialized polymers, advanced adhesives, and high-performance coatings, where material integrity is paramount.

Application

• Dental Composite Resins: A key monomer or co-monomer in the formulation of light-curable, tooth-colored restorative materials for posterior fillings.
• Specialty Adhesives: Used in the synthesis of high-strength, durable adhesives for medical and industrial applications.
• Advanced Polymer Synthesis: Serves as a building block for creating specialized polymers with tailored mechanical and optical properties.
• Biomedical Coatings: Employed in the development of biocompatible coatings for medical devices and implants.
• Optical Materials: A component in the production of transparent resins and polymers used in lenses and optical elements.
• 3D Printing Resins: Formulated into photopolymer resins for high-resolution stereolithography (SLA) and digital light processing (DLP) 3D printing.

Basic Information

Product Name	Clearfil Posterior CAS NO 87139-49-9
CAS No.	87139-49-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Bis-GMA (Bisphenol A Glycidyl Methacrylate) analog; Dental resin monomer; 2,2-Bis[4-(2-hydroxy-3-methacryloyloxypropoxy)phenyl]propane derivative; Dimethacrylate monomer; Photocurable resin intermediate; UDMA co-monomer; TEGDMA alternative; Dental composite base monomer
EINECS	Contact for details

Quality Control

Our Clearfil Posterior is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity suitable for sensitive applications like dental and medical materials. Quality is verified through comprehensive analytical testing, including chromatography and spectroscopy. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat sources and incompatible materials. The product is light-sensitive and should be stored away from direct light exposure.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Water Content (KF)	≤ 0.5%
Refractive Index	Contact for details
Viscosity	Contact for details

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