
Product Name | JYDR-3 |
English Name | 3,3-bis(2-methyl-1-octylindol-3-yl)-2-benzofuran-1-one |
Chinese Synonym | 3,3-双(N-辛基-2-甲基吲哚)邻苯二甲内酯;3,3-双(2-甲基-1-辛基-1H-吲哚-3-基)苯酞; |
Molecular Structure Formula | ![]() |
Molecular Formula | C₄₂H₅₂N₂O₂ |
Molecular Weight | 616.874 |
CAS No. | 50292-95-0 |
Melting Point | |
Appearance | Off-white Powder |
Applications | Thermochromic pigment, Thermochromic ink, Thermal paper |
Colors are based on acetic acid saturated solution, and the hue may vary depending on actual usage. For reference only.
A high-performance black series is under development. Customized special series are available.
Customer Reviews

“The company's leuco dye have high purity, no impurities, and demonstrate a high level of professionalism.”
Mr. Zhang
某某公司

“Jiayida's thermal sensitive dyes have bright colors and are long-lasting without fading, making them the quality benchmark in the industry.”
Mr. Yang
某某公司

“Pressure-sensitive dyes have outstanding performance and high precision, providing customers with an excellent user experience.”
Mr. Wang
某某公司

“Thermal sensitive dyes have excellent quality and better stability, and can stably perform in various application scenarios”
Mr. Li
A certain company
Storage Requirements
1. Sealed storage
2. Thermal sensitive dyes should be stored in a cool, dry, and well ventilated place
3. Store away from light and at low temperatures, not exceeding 30°C
4. Ensure the stability of the PH value in the storage environment.

Precautions For Use
1. It is recommended to wear protective gloves, masks, and other protective equipment during operation
2. Avoid contact between thermochromic dyes and eyes and skin
3. Clean promptly after use.


Service Capability

Self Team Development
We have an experienced R&D team that continuously innovates and is committed to developing high-performance and highly stable dyes to meet the ever-changing needs of our customers.

Modern Production Workshop
Our production facilities adopt advanced automation equipment and strict quality control system to ensure efficient production and high-quality output of products.

Stable Supply
We cooperate with multiple well-known logistics companies to provide fast and safe delivery services, ensuring timely delivery of products to customers and guaranteeing the stability and reliability of the supply chain.

Professional Service Team
We have a professional technical support and customer service team, providing comprehensive support from product consultation to after-sales service, ensuring that customers receive a better user experience and solutions.
After-sales Guarantee

24/7 Service
We provide 24/7 customer service to answer any questions about thermal sensitive dyes at any time, ensuring timely resolution of issues.

Transportation Quality Assurance
We are committed to taking responsibility for the quality of thermal sensitive dyes, not only bystrictly controlling the production process but also by ensuring quality during transportation,allowing you to have peace of mind.

After-sales Tracking
We have established a comprehensive after-sales tracking mechanism, regularly follow up on customer usage, ensure that the performance of our thermal sensitive dye continues to meet your needs, and provide timely technical support.

