Chemical Product Library / Reference

2-Hydroxy-2-methyl-1-phenylpropan-1-one

Chemical identity, technical indicators, performance and application reference. Confirm specifications and regulatory suitability against supplier documentation.

Molecular structure for 2-Hydroxy-2-methyl-1-phenylpropan-1-one

Chemical identity

English name2-Hydroxy-2-methyl-1-phenylpropan-1-one
English synonymsDarocur 1173;Photoinitiator 1173;HMPP
Chinese name2-羟基-2-甲基-1-苯基-1-丙酮
Chinese synonyms光引发剂1173;Darocur 1173;HMPP
Chemical categoryPhotoinitiators
CAS No.7473-98-5
EINECS No.231-272-0
Molecular formulaC10H12O2
Molecular weight164.2
PubChem structure images are reference depictions, not proof of composition, purity, grade, or regulatory status. Mixtures and polymers may not have a single representative structure.

Technical indicators

Assay ≥98.0%; refractive index (n20D) 1.530–1.536; water ≤0.1%; color (Pt-Co) ≤50

Performance characteristics

Colorless to pale yellow liquid, highly efficient Type I photoinitiator, good compatibility

Application scenarios

UV-curable coatings, inks, adhesives, dental materials