Bisphenol M Cyanate Ester CAS 127667-44-1
Bisphenol M cyanate ester, with the CAS number 127667-44-1, is a high-performance bisphenol type cyanate ester monomer, which is commonly used in the fields of high-frequency and high-speed electronics and high-performance composite materials. The appearance is usually white to off-white crystalline powder or a low-viscosity liquid.
| Item | Specifications |
| CAS | 127667-44-1 |
| Appearance | White to off-white crystalline powder or a low-viscosity liquid. |
| Melting point | approximately 85–95℃ |
| Storage conditions | 2-8°C |
High-frequency high-speed copper-clad board / PCB: 5G/6G communication base stations, servers, high-speed RF substrates, ensuring signal integrity.
High-performance composite materials: structural components, radar domes, antennas, balancing lightweight and high-temperature resistance.
Electronic packaging and adhesives: insulation for high-power devices, high-temperature-resistant structural adhesives and encapsulation materials.
• Standard Packing: 25 kg/bag; 25 kg/drum
• MOQ: to be confirmed by grade and destination
• Lead Time: to be confirmed by order quantity and production schedule
• Shipping: sea / air / express options available
• Store in a cool, dry, and well-ventilated place.
• Keep container tightly closed and protected from moisture.
• Avoid direct sunlight, heat, and open flame.
• Follow SDS guidance for incompatible materials.










