291110
4,7,13,16,21,24-六氧-1,10-二氮双环[8.8.8]二十六烷
98%
别名:
Cryptand 222, Kryptofix® 222
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关于此项目
经验公式（希尔记法）:
C18H36N2O6
化学文摘社编号:
分子量:
376.49
UNSPSC Code:
12352005
NACRES:
NA.22
PubChem Substance ID:
EC Number:
245-962-4
Beilstein/REAXYS Number:
620282
MDL number:
Assay:
98%
Form:
solid
Quality Level
InChI key
AUFVJZSDSXXFOI-UHFFFAOYSA-N
InChI
1S/C18H36N2O6/c1-7-21-13-14-24-10-4-20-5-11-25-17-15-22-8-2-19(1)3-9-23-16-18-26-12-6-20/h1-18H2
SMILES string
C1COCCN2CCOCCOCCN(CCO1)CCOCCOCC2
assay
98%
form
solid
mp
68-71 °C (lit.)
General description
4,7,13,16,21,24-六氧-1,10-二氮双环[8.8.8]二十六烷(穴醚222, Kryptofix 222)是一种有机物，分子式为C18H36N2O6。形成三维笼状结构，N2O6用于配位。作为配体，广泛用于磁共振成像、有机合成、晶体学、电化学和色谱分析。在溶液中常用作金属离子螯合剂。
Application
4,7,13,16,21,24-六氧-1,10-二氮双环[8.8.8]二十六烷用作：
- 等速电泳（特别适合分离小分子离子的分离方法）的电解液添加剂，用于碱金属阳离子分析。
- 络合剂，用于K+印迹纳米颗粒的制备，其中甲基丙烯酸为官能单体，乙二醇二甲基丙烯酸酯为交联剂，2,2′-偶氮二异丁腈为自由基引发剂。
- 结构导向剂，用于LTA型AlPO4晶体制备。
Packaging
无底玻璃瓶。内容物在插入式融锥内。
穴状配体，与钾镜共同用于将位阻二锡烷还原为结晶自由基阴离子。
Legal Information
Kryptofix is a registered trademark of Merck KGaA, Darmstadt, Germany
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1 - Skin Irrit. 2
存储类别
11 - Combustible Solids
wgk
WGK 3
ppe
dust mask type N95 (US), Eyeshields, Gloves
Preparation of large and well-shaped LTA-type AlPO4 crystals by using crown ether Kryptofix 222 as structure directing agent
Huang A, et al.
Microporous and Mesoporous Materials : The Official Journal of the International Zeolite Association, 129, 90-99 (2010)
Metal Ion Compiexing by Cryptand 222 in Solutions. A Thermodynamic Approach
Marcus Y
Reviews in Analytical Chemistry, 23, 269-302 (2004)
Preparation of a K+-imprinted polymer for the selective recognition of K+ in food samples
Hashemi B, et al.
Journal of Separation Science, 39, 2006-2012 (2016)
D Pan et al.
Bioorganic & medicinal chemistry letters, 8(11), 1317-1320 (1999-01-01)
5'-Deoxy-5'-fluoro-O4-methylthymidine was synthesized by the reaction of the corresponding 5'-O-tosylate with KF in the presence of Kryptofix [222] and coupled to a 5'-phosphoramidite-activated CPG-bound oligodeoxynucleotide. The sequence of reactions and purifications were accomplished within 4 h, a necessary condition of
J M Llobet et al.
Health physics, 65(5), 541-544 (1993-11-01)
90Sr has a physical half-life of sufficient duration to make it a potentially dangerous contaminant from nuclear accidents and radioactive wastes. In the present study, the efficacy of 16 compounds as potential chelators of strontium was tested in vitro. Strontium
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