Polymer-related chemicals

WPBG-165

Photo base generators

Plastics manufacturing

Photocurable

  • Can introduce PBG into polymer by radical polymerization since it has a polymerizable methacrylic group.
  • Has excellent solubility
  • Generates 4-methacyloxypiperidine of secondary amine by light irradiation.
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Chemical name 2-Nitrophenyl methyl 4-methacryloyloxy piperidine-1-carboxylate
CAS RN® 1292812-05-5
Molecular weight 348.35

Physical characteristics

Color
Appearance
white - light yellow
powder
Melting point/freezing point 53℃
Solubilities water : slightly soluble.
acetone, 1-methyl-2-pyrrolidone : freely soluble.
methanol : soluble.
TG-DTA weight loss from 219℃
Solubility (g/solv. 100 g)
  • NMP>100
  • GBL>100
  • PGMEA>100
  • Acetone>100
  • Ethyl lactate10
  • PGME10
  • Methanol10
  • H2O<0.5

UV(0.02 mg/mL in CH3CN)

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Absorption maximum
258 nm(ε=6400) 254 nm(ε=6300) 365 nm(ε=200)

※When used in combination with a sensitizer, it shows photosensitivity even in the long wavelength region.

Related laws and regulations

TSCA Not Listed
EINECS Not Listed
REACH Not Listed