2,2'-(1,2-Ethenediyldi-4,1-phenylene)bis(5-methyl-1,3-benzoxazole)(CAS: 2397-00-4)

2,2'-(1,2-Ethenediyldi-4,1-phenylene)bis(5-methyl-1,3-benzoxazole) is a crystalline compound with a molecular weight of approximately 308.34 g/mol. It has low solubility in water but is soluble in organic solvents such as ethanol and dimethylformamide. The compound is relatively stable but can undergo thermal degradation. It exhibits good thermal stability up to 250°C under normal pressure and shows strong reactivity towards nucleophiles.

2,2'-(1,2-Ethenediyldi-4,1-phenylene)bis(5-methyl-1,3-benzoxazole) is synthesized via a multistep reaction involving the condensation of 4,1-phenylenebis(5-methyl-1,3-benzoxazole) and 1,2-ethanediyldiisocyanate. The reaction requires a mild base catalyst and is carried out in an aprotic solvent. The yield is usually around 85%, and the product is purified by recrystallization from ethanol.

2,2'-(1,2-Ethenediyldi-4,1-phenylene)bis(5-methyl-1,3-benzoxazole) is used in the pharmaceutical industry as an intermediate for drug synthesis. It is also employed in the polymer industry for the production of functional polymers with improved mechanical and thermal properties. Additionally, it is utilized in the development of sensors and semiconductors due to its unique chemical structure and properties.

When handling 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bis(5-methyl-1,3-benzoxazole), wear appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Ensure the work is conducted in a well-ventilated area or a fume hood. Store the compound in a cool, dry place away from direct sunlight. In case of a spill, immediately clean up using an appropriate absorbent material and follow safety data sheet (SDS) guidelines for disposal. Always consult the SDS for detailed safety information.