Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

477249

Sigma-Aldrich

Dibenzo-21-crown-7

97%

Synonym(s):

6,7,9,10,12,13,20,21,23,24-Decahydrodibenzo[b,k][1,4,7,10,13,16,19]heptaoxacycloheneicosin, Dibenzo-21-crown-7 ether

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C22H28O7
CAS Number:
14098-41-0
Molecular Weight:
404.45
Beilstein:
1693830
MDL number:
MFCD00068646
UNSPSC Code:
12352005
PubChem Substance ID:
24871348
NACRES:
NA.22

Quality Level

100

Assay

97%

form

solid

mp

103-107 °C (lit.)

functional group

ether

SMILES string

C1COCCOc2ccccc2OCCOCCOc3ccccc3OCCO1

InChI

1S/C22H28O7/c1-3-7-21-19(5-1)26-15-11-23-9-10-24-12-16-27-20-6-2-4-8-22(20)29-18-14-25-13-17-28-21/h1-8H,9-18H2

InChI key

JKCQOMAQPUYHPL-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
BCCF6572
BCCC1376
BCBZ9624
BCBX1705
BCBW7777

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Beshare Hashemi et al.
Journal of separation science, 38(24), 4248-4254 (2015-10-16)
In this work, we report the first application of ion-imprinted technology via precipitation polymerization for simple and practical determination of rubidium ions. The rubidium-ion-imprinted polymer nanoparticles were prepared using dibenzo-21-crown-7 as a selective ligand, methacrylic acid as functional monomer, ethylene

Global Trade Item Number

SKUGTIN
477249-1G4061832372860
477249-5G

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service