4,4'-Dichlorobenzophenone

Product Name:

4,4'-Dichlorobenzophenone

Synonyms:

bis(4-chlorophenyl)-methanon;bis(p-chlorophenyl)ketone;dbp(degradationproduct);di(4-chlorophenyl)ketone;Di(p-Chlorophenyl)ketone;Methanone, bis(4-chlorophenyl)-;methanone,bis(4-chlorophenyl)-;p,p’-dichlorobenzophenone

CAS:

MF:

C13H8Cl2O

MW:

251.11

EINECS:

202-030-1

Product Categories:

-;Pharmaceutical raw materials;Chlorobenzene Series;FINE Chemical & INTERMEDIATES;Aromatic Benzophenones & Derivatives (substituted);Benzophenones (for High-Performance Polymer Research);Functional Materials;Photopolymerization Initiators;Reagent for High-Performance Polymer Research

Mol File:

90-98-2.mol

 

4,4'-Dichlorobenzophenone Chemical Properties

Melting point 

144-146 °C(lit.)

Boiling point 

353 °C(lit.)

density 

1,45 g/cm³

refractive index 

1.5555 (estimate)

Fp 

352-354°C

storage temp. 

0-6°C

solubility 

Soluble in hot acetone.

BRN 

643345

Stability:

Stable. Incompatible with strong oxidizing agents.

CAS DataBase Reference

90-98-2(CAS DataBase Reference)

NIST Chemistry Reference

p-Dichlorobenzophenone(90-98-2)

EPA Substance Registry System

Methanone, bis(4-chlorophenyl)-(90-98-2)

 

Safety Information

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

22-24/25-36-26

WGK Germany 

3

RTECS 

DJ0525000

Hazard Note 

Irritant

TSCA 

Yes

HS Code 

29147000

MSDS Information

 

4,4'-Dichlorobenzophenone Usage And Synthesis

Chemical Properties

faintly yellow crystalline powder

Purification Methods

Recrystallise it from EtOH [Wagner et al. J Am Chem Soc 108 7727 1986]. The semicarbazone has m 192-193o (from H2O). [Beilstein 7 H 420, 7 I 228, 7 II 359, 7 III 2076, 7 IV 1376.]

 

4,4'-Dichlorobenzophenone Preparation Products And Raw materials

Raw materials

4-Chlorobenzoyl chloride