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Dibenzo-24-crown-8

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Dibenzo-24-crown-8 Basic information

Product Name:
Dibenzo-24-crown-8
Synonyms:
  • CROWN ETHER/DIBENZO-24-CROWN-8
  • [4,4]-DIBENZO-24-CROWN-8
  • 6,7,9,10,12,13,20,21,23,24,26,27-DODECAHYDRODIBENZ[B,N]-1,4,7,10,13,16,19,22-OCTAOXYCYCLOTETRACOSANE
  • 2,3,14,15-DIBENZO-1,4,7,10,13,16,19,22-OCTAOXACYCLOTETRACOSA-2,14-DIENE
  • Dibenzo-24-crown-8=2,3,14,15-Dibenzo-1,4,7,10,1
  • n](1,4,7,10,13,16,19,22)octaoxacyclotetracosin,6,7,9,10,12,13,20,21,23,24,26,27-dodecahydro-Dibenzo[b
  • Dibenzo-24-crown-8,98%
  • 6,7,9,10,12,13,20,21,23,24,26,27-Dodecahydrodibenz[b,n]-1,4,7,10,13,16,19,22-octaoxacyclotetracosane
CAS:
14174-09-5
MF:
C24H32O8
MW:
448.51
EINECS:
238-027-7
Product Categories:
  • crown ether
  • Macrocycles for Host-Guest Chemistry
  • Crown Ethers
  • Functional Materials
Mol File:
14174-09-5.mol
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Dibenzo-24-crown-8 Chemical Properties

Melting point:
103-105 °C(lit.)
Boiling point:
517.23°C (rough estimate)
Density 
1.1606 (rough estimate)
refractive index 
1.5500 (estimate)
storage temp. 
Store below +30°C.
solubility 
almost transparency in hot Methanol
form 
crystal
color 
white
Sensitive 
air sensitive
BRN 
1693744
InChIKey
UNTITLLXXOKDTB-UHFFFAOYSA-N
CAS DataBase Reference
14174-09-5(CAS DataBase Reference)
NIST Chemistry Reference
Tetracosamethylcyclododecasiloxane(14174-09-5)
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Safety Information

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36
WGK Germany 
3
HS Code 
29329995

MSDS

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Dibenzo-24-crown-8 Usage And Synthesis

Chemical Properties

white powder

Purification Methods

Recrystallise it from EtOH, and dry in a vacuum at 60o over P2O5 for 16hours. [Delville et al. J Am Chem Soc 109 7293 1987, V.gtle ed. Top Corr Chem (Host Guest Complex Chemistry) 98 1981.]

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