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8.11684

Sigma-Aldrich

Crown ether/18-Crown-6

for synthesis

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Synonym(s):
Crown ether/18-Crown-6, 1,4,7,10,13,16-Hexaoxacyclooctadecane, 18-Crown-6
Empirical Formula (Hill Notation):
C12H24O6
CAS Number:
Molecular Weight:
264.32
MDL number:
EC Index Number:
241-473-5

Quality Level

assay

≥98.0% (GC)

form

solid

potency

525 mg/kg LD50, oral (Rat)
3888 mg/kg LD50, skin (Rabbit)

mp

36-39 °C

transition temp

flash point 109 °C

storage temp.

2-30°C

InChI

1S/C12H24O6/c1-2-14-5-6-16-9-10-18-12-11-17-8-7-15-4-3-13-1/h1-12H2

InChI key

XEZNGIUYQVAUSS-UHFFFAOYSA-N

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This Item
8.118668.117318.13755
Crown ether/18-Crown-6 for synthesis

8.11684

Crown ether/18-Crown-6

Crown ether/Dibenzo-18-crown-6 for synthesis

8.11731

Crown ether/Dibenzo-18-crown-6

Crown ether/Dibenzo-24-crown-8 for synthesis

8.13755

Crown ether/Dibenzo-24-crown-8

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

form

solid

form

powder

form

powder

form

powder

mp

36-39 °C

mp

46-50 °C

mp

158-161 °C

mp

100-103 °C

storage temp.

2-30°C

storage temp.

2-30°C

storage temp.

2-30°C

storage temp.

2-30°C

potency

525 mg/kg LD50, oral (Rat)

potency

176 mg/kg LD50, oral (Rat)

potency

2600 mg/kg LD50, oral (Rat)

potency

-

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Melting range (lower value): ≥ 36 °C
Melting range (upper value): ≤ 41 °C
Identity (IR): passes test

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Acute Tox. 4 Oral

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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