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1,1-Diphenylethylene

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1,1-Diphenylethylene Basic information

Product Name:
1,1-Diphenylethylene
Synonyms:
  • 1,1-DIPHENYLETHYLENE (ASYM.)
  • Benzene, 1,1'-ethenylidenebis-
  • benzene,1,1’-ethenylidenebis-
  • DDNU
  • Diphenylethylene
  • ethene,1,1-diphenyl-
  • ethylene,1,1-diphenyl-
  • Unsym.-Diphenylethylene
CAS:
530-48-3
MF:
C14H12
MW:
180.25
EINECS:
208-482-6
Product Categories:
  • Building Blocks
  • Chemical Synthesis
  • Acyclic
  • Alkenes
  • Organic Building Blocks
  • Organic Building Blocks
Mol File:
530-48-3.mol
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1,1-Diphenylethylene Chemical Properties

Melting point:
6 °C (lit.)
Boiling point:
270-271 °C (lit.)
Density 
1.021 g/mL at 25 °C (lit.)
refractive index 
n20/D 1.608(lit.)
Flash point:
221 °F
storage temp. 
2-8°C
form 
Liquid
color 
Clear colorless to golden
Water Solubility 
Miscible with methanol, chloroform and ether. Insoluble in water.
Merck 
14,3323
BRN 
1099062
InChIKey
ZMYIIHDQURVDRB-UHFFFAOYSA-N
CAS DataBase Reference
530-48-3(CAS DataBase Reference)
NIST Chemistry Reference
Ethylene, 1,1-diphenyl-(530-48-3)
EPA Substance Registry System
Benzene, 1,1'-ethenylidenebis- (530-48-3)
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Safety Information

Safety Statements 
23-24/25
RIDADR 
UN 3082 9 / PGIII
WGK Germany 
3
TSCA 
Yes
HS Code 
29029090

MSDS

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1,1-Diphenylethylene Usage And Synthesis

Chemical Properties

Clear colorless to golden liquid

Uses

1,1-Diphenylethylene is used in the preparation of 2-chloro-1,1-diphenyl-ethene by reacting with benzeneseleninyl chloride and aluminum(III) chloride as reagents. It acts as an intermediate in organic synthesis as well as in pharmaceuticals.

Synthesis Reference(s)

The Journal of Organic Chemistry, 26, p. 4199, 1961 DOI: 10.1021/jo01069a005

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