Leuco dye JYDY-3 - CAS29199- 09-5

  CAS No. 29199-09-5 Molecular Formula C₃₄H₃₄N₄O₄ Molecular Weight 562.66 Purity ≥98.5% Appearance Yellow to Brown Melting Point 197-201℃ English Name 3',6'-Bis(diethylamino)-2-(4-nitrophenyl)spiro[isoindole-1,9'-xanthene]-3-one Chinese Synonym 3',6'-双(二乙氨基)-2-(4-硝基苯基)螺[异吲哚-1,9'-占顿]-3-酮 Molecular Structure Formula   Applications Thermal film, Thermochromic pigment, Thermochromic ink, Thermal paper, etc JYDY-3 - CAS29199-09-5 is a high-quality chemical compound designed for specialized applications in scientific research and industrial processes. This product, also known as 4-Chloro-3-methyl-1H-indole-2-carboxylic acid, is widely used in the synthesis of pharmaceuticals, agrochemicals, and other advanced materials. Its unique molecular structure makes it an essential component in various chemical reactions and formulations. As a key intermediate, JYDY-3 plays a critical role in the development of new compounds and the enhancement of existing ones…

YELLOW BLUE RED GREEN