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Key Documents

8.13755

Sigma-Aldrich

Crown ether/Dibenzo-24-crown-8

for synthesis

Synonym(s):

Crown ether/Dibenzo-24-crown-8, Dibenzo-24-crown-8, 1,4,7,10,17,20,23,26-Octaoxa[10.10]orthocyclophane

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About This Item

Empirical Formula (Hill Notation):
C24H32O8
CAS Number:
14174-09-5
Molecular Weight:
448.51
MDL number:
MFCD00005101
UNSPSC Code:
12352005
EC Index Number:
238-027-7
NACRES:
NA.22

Quality Level

200

form

powder

mp

100-103 °C

storage temp.

2-30°C

InChI

1S/C24H32O8/c1-2-6-22-21(5-1)29-17-13-25-9-10-27-15-19-31-23-7-3-4-8-24(23)32-20-16-28-12-11-26-14-18-30-22/h1-8H,9-20H2

InChI key

UNTITLLXXOKDTB-UHFFFAOYSA-N

Analysis Note

Purity (GC): ≥ 99
Identity (IR-spectrum): passes test
Melting range (lower value): 101 - 104
Melting range (upper value): 101 - 105

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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