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Merck
CN

253197

二苯并-24-冠醚-8

98%

别名:

2,3,14,15-二苯并-1,4,7,10,13,16,19,22-八氧环二十四-2,14-二烯, 6,7,9,10,12,13,20,21,23,24,26,27-Dodecahydrodibenz[b,n]-1,4,7,10,13,16,19,22-octaoxacyclotetracosane

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关于此项目

经验公式(希尔记法):
C24H32O8
化学文摘社编号:
分子量:
448.51
UNSPSC Code:
12352005
NACRES:
NA.22
PubChem Substance ID:
EC Number:
238-027-7
Beilstein/REAXYS Number:
1693744
MDL number:
Assay:
98%
Form:
powder
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Quality Level

assay

98%

form

powder

reaction suitability

core: crown ether

mp

103-105 °C (lit.)

functional group

ether

SMILES string

C1COCCOc2ccccc2OCCOCCOCCOc3ccccc3OCCO1

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

General description

二苯并-24-冠8-醚是一种大环化合物,可与金属离子形成络合物增强其溶解性和反应性,在有机合成中有多种功能。也用作各种有机反应的相转移催化剂,包括有机碳酸酯的合成与酚的烷基化反应。

Application

二苯并-24-冠-8可作为transporter,用于合成噻唑基单支和三支轮烷。也用作共溶剂和相转移催化剂,配合氟化铯建立更高效的有机合成无水氟化体系。


存储类别

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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商品

Crown ethers and cryptands, complexing agents able to selectively bind metal cations, are vital for diverse synthesis and analytical applications.


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Jian-Min Zhao et al.
The Journal of organic chemistry, 73(17), 6800-6806 (2008-08-05)
The triptycene-based macrotricyclic host containing two dibenzo-[24]-crown-8 moieties has been found to form stable 1:1 or 1:2 complexes in different complexation modes with different functional paraquat derivatives and secondary ammonium salts in solution and in the solid state. Consequently, the



全球贸易项目编号

货号GTIN
253197-1G04061826661864
253197-5G04061825982168