BENZYL 4-HYDROXYPHENYL KETONE Property

Melting point:

148-151 °C (lit.)

Boiling point:

403.3±20.0 °C(Predicted)

Density 

1.178±0.06 g/cm3(Predicted)

storage temp. 

Sealed in dry,Room Temperature

solubility 

soluble in Methanol

form 

powder to crystal

pka

8.12±0.15(Predicted)

color 

White to Orange to Green

Safety

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-37/39

WGK Germany 

3

HS Code 

29145000

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

BENZYL 4-HYDROXYPHENYL KETONE Chemical Properties,Usage,Production

Chemical Properties

Cream crystalline powder

Preparation

– Obtained by reaction of phenylacetic acid with phenol,
? in the presence of zinc chloride (Nencki reaction),
? in the presence of zinc chloride and phosphorous oxychloride for 24 h at r.t. (75%) ;
? in the presence of polyphosphoric acid in a boiling water bath for 15 min (28%) or at 100° (19%) ;
? in the presence of boron trifluoride at 80° for 2 h (87%) ;
? in the presence of boron trifluoride etherate under argon on a water bath for 1.5 h (75%).

Definition

ChEBI: 1-(4-hydroxyphenyl)-2-phenylethan-1-one is a stilbenoid.