WPBG-140
Photo base generators


Plastics manufacturing
Photocurable
- Exhibits absorption region in the vicinity of 350 nm.
- Generates imidazole (m.p.=89-91°C, b.p.=256°C) by light irradiation
- Has radical polymerization initiating ability.

Chemical name | 1-(anthraquinon-2-yl)ethyl imidazole-1-carboxylate |
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CAS RN® | 1418139-51-1 |
Molecular weight | 346.34 |
Physical characteristics
Color Appearance |
pale yellow powder - mass |
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Melting point/freezing point | 124℃ |
Solubilities | water, acetone : slightly soluble. NMP (N-methylpyrrolidone) : freely soluble. methanol, PGMEA (1-methoxy-2-propyl acetate) : sparingly soluble. |
TG-DTA | weight loss from 166℃ |
Solubility | (g/solv. 100 g)
|
UV(0.02 mg/mL in CH3CN)

Absorption maximum
253 nm(ε=61400) 254 nm(ε=61200) 365 nm(ε=390)
Related laws and regulations
TSCA | Not Listed |
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EINECS | Not Listed |
REACH | Not Listed |
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