Photoinitiator 907/2-Methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one/CAS No.: 71868-10-5

Photoinitiator 907
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Photoinitiator 907

1. Product Identification

  • Product Name: Photoinitiator 907

  • Chemical Name:2-Methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one

  • CAS No.:71868-10-5

  • Molecular Formula:C₁₅H₂₁O₂NS

  • Molecular Weight: 279 g/mol

2. Description

Photoinitiator 907 is a highly efficient Type I free-radical photoinitiator. It exhibits excellent surface and through-cure performance under UV irradiation and is particularly effective in pigmented and thick coating systems. It is widely used in UV-curable inks, coatings, and adhesives.

3. Typical Physical Properties

ItemSpecification
AppearanceWhite powder
Assay≥ 99.5%
Density (25 °C)1.19 g/cm³
Volatile Content (max)0.25%
Flash Point202.1 °C
SolubilitySoluble in common organic solvents

Note: These values are typical and not intended as product specifications.

4. Performance Characteristics

  • High photoinitiation efficiency

  • Excellent curing speed under UV light

  • Good compatibility with most UV-curable resins

  • Effective in pigmented and thick-film systems

  • Low odor and good storage stability

5. Applications

  • UV-curable inks

  • UV-curable coatings

  • UV adhesives

  • Pigmented and white systems

  • Industrial and graphic arts applications