Description

2,4-Bis(Isopropyl)Thioxanthen-9-One 10,10-Dioxide is a high-purity, specialized organic compound primarily used as a photoinitiator. Its core value lies in its ability to efficiently generate free radicals upon exposure to specific wavelengths of light, initiating and accelerating polymerization reactions. This makes it a critical component for manufacturers in the advanced coatings, inks, and photoresist industries seeking reliable and high-performance curing solutions.

Application

• UV-Curable Coatings and Inks: Acts as a key photoinitiator for rapid curing in wood, plastic, and metal coatings, as well as graphic arts and packaging inks.
• Photopolymer Printing Plates: Essential for the photochemical process in creating flexographic and letterpress printing plates.
• Electronics & Photoresists: Used in the formulation of light-sensitive resists for printed circuit board (PCB) manufacturing and microelectronics.
• Adhesive Formulations: Enables fast, on-demand curing in industrial and specialty adhesive systems.
• Dental Composites: Facilitates the light-activated polymerization of restorative and prosthetic dental materials.
• Optical Fiber Coatings: Contributes to the protective, UV-cured coatings applied to optical fibers.
• 3D Printing (Stereolithography): Serves as a photoinitiator in resin-based 3D printing processes for precise layer solidification.
• Research & Chemical Synthesis: Utilized in academic and industrial R&D for studying photochemistry and developing new polymeric materials.

Basic Information

Product Name	2,4-Bis(Isopropyl)Thioxanthen-9-One 10,10-Dioxide
CAS No.	82799-43-7
Molecular Formula	C23H26O3S
Molecular Weight	382.52 g/mol
Synonyms	2,4-Diisopropylthioxanthone Sulfone; 2,4-Di-iso-propylthioxanthone Sulfone; DITX Sulfone; 2,4-Bis(1-methylethyl)thioxanthen-9-one 10,10-dioxide; 2,4-Bis(isopropyl)thioxanthone Sulfone; 2,4-Diisopropyl-9H-thioxanthen-9-one 10,10-dioxide; Photoinitiator DITX-S; Speedcure 7010
EINECS	Contact for details

Quality Control

Our 2,4-Bis(Isopropyl)Thioxanthen-9-One 10,10-Dioxide is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for performance as a photoinitiator. Certificates of Analysis (COA) documenting batch-specific results are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Off-white to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.5%
Melting Point	156 - 160 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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