CAS No.: 451-40-1 Formula: C14H12O Molecular Weight: 196.24400
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CAS No.: 451-40-1 Formula: C14H12O Molecular Weight: 196.24400
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A benzoin derivative used as a photoinitiator in vinyl polymerization.

Basic Info

Chemical Name 2-Phenylacetophenone

DESOXYBENZOIN; Ethanone, 1,2-diphenyl-; Desoxybenzoine; benzyl phenyl ketone; 1,2-Diphenylethanone; DEOXYBENZOIN; Benzoin,deoxy; 1,2-diphenyl-ethanone; Expand

CAS No. 451-40-1
Molecular Formula C14H12O
Molecular Weight 196.24400
PSA 17.07000
LogP 3.11200

Numbering system

MDL number MFCD00003081
EINECS number 207-193-2


Appearance & Physical State white crystals
Density 1.08 g/cm3
Boiling Point 320ºC
Melting Point 52-57ºC
Flash Point 319 - 321ºC
Refractive Index 1.583
Stability Stable under normal temperatures and pressures.
Storage Condition 2-8ºC
Vapor Pressure 0.000313mmHg at 25°C

Safety Info

RTECS AM9662500
Safety Statements S24/25
HS Code 29143900
WGK Germany 3
1H NMR : 90 MHz in CDCl3Expand

NMR Spectrum 1H NMR : 90 MHz in CDCl3


C14 H12 O 0.044 g : 0.5 ml CDCl3

Assign. Shift(ppm)
A 7.990
B 7.50
C 7.46
D 7.27
E 4.256

IR : KBr discExpand
Mass spectrum (electron ionization)Expand
Raman : 4880 A,200 M,powderExpand

GC Analysis

Total 1 Documents >>
Column type Active phase Temperature (°C) Retention Index (I) Temperature Control Method
Capillary SE-54 - 1537.1 temperature ramp
Exposure Route Type of Test Species Observed Dose/Duration Toxic Effects
Intravenous LD50 - Lethal dose, 50 percent kill Rodent - mouse 320 mg/kg 1.Details of toxic effects not reported other than lethal dose value
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