1,4,10,13-TETRAOXA-7,16-DIAZACYCLOOCTADECANE

1,4,10,13-TETRAOXA-7,16-DIAZACYCLOOCTADECANE Basic information
Product Name:1,4,10,13-TETRAOXA-7,16-DIAZACYCLOOCTADECANE
Synonyms:1,4,10,13-TETRAOXA-7,16-DIAZACYCLOOCTADECANE;1,10-DIAZA-18-CROWN-6;KRYPTOFIX 22 POLYMER (SILICA GEL) FOR SYNTHESIS;Diaza-18-crown-6,98%;Diaza-18-crown-6, 98% 500MG;KRYPTOFIX 22 FOR SYNTHESIS;4,13-DIAZA-18-CROWN-6;4,13-DIAZA-18-CROWN 6-ETHER
CAS:23978-55-4
MF:C12H26N2O4
MW:262.35
EINECS:245-965-0
Product Categories:Azacrown Ethers;Crown Ethers;Functional Materials;Macrocycles for Host-Guest Chemistry
Mol File:23978-55-4.mol
1,4,10,13-TETRAOXA-7,16-DIAZACYCLOOCTADECANE Structure
1,4,10,13-TETRAOXA-7,16-DIAZACYCLOOCTADECANE Chemical Properties
Melting point 111-114 °C(lit.)
Boiling point 405.6°C (rough estimate)
density 1.0807 (rough estimate)
refractive index 1.4560 (estimate)
storage temp. Store below +30°C.
pka9.00±0.20(Predicted)
form Shiny Crystalline Powder
color Off-white
Water Solubility Soluble in water.
BRN 609764
CAS DataBase Reference23978-55-4(CAS DataBase Reference)
Safety Information
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-37/39-37
WGK Germany 2
RTECS HM1650000
10
HS Code 2934 99 90
ToxicityLD50 orally in Rabbit: 3400 mg/kg
MSDS Information
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SigmaAldrich English
ALFA English
1,4,10,13-TETRAOXA-7,16-DIAZACYCLOOCTADECANE Usage And Synthesis
Chemical Propertiesoff-white shiny crystalline powder
Uses1,4,10,13-Tetraoxa-7,16-diazacyclooctadecane is a crown ether, which can be used:
  • In the spectroscopic studies of its complex-forming reaction with iodine.
  • To prepare the ligand 7,16-bis(5-t-butyl-2-hydroxybenzyl)-1,4,10,13-tetraoxa-7,16-diazacyclooctadecane.
  • As a ligand in the study of zirconium facilitated hydrolysis of a dipeptide at neutral pH.

Purification MethodsTwice recrystallise it from *benzene/n-heptane, and dry it for 24hours under high vacuum [Weber & V.gtle Top Curr Chem (Springer Verlag, Berlin) 98 1 1981, D'Aprano & Sesta J Phys Chem 91 2415 1987].
1,4,10,13-TETRAOXA-7,16-DIAZACYCLOOCTADECANE Preparation Products And Raw materials
4,7,13,16-Tetraoxa-1,10,26-triazatricyclo[8.8.7.120,24]exacosa-20,22,24(26)-triene-19,25-dione 7,16-bis(4-methoxybenzyl)-1,4,10,13-tetraoxa-7,16-diazacyclooctadecane 1,4,10,13-Tetraoxa-7,16-diazacyclooctadecane, 7,16-didecyl- 7,16-BIS[(4-METHYLPHENYL)SULFONYL]-1,4,10,13-TETRAOXA-7,16-DIAZACYCLOOCTADECANE 7,16-(3,6-Dioxaoctane-1,8-diyl)(1,4,10,13-tetraoxa-7,16-diazacyclooctadecane),7,16-[Ethylenebis(oxyethylene)](1,4,10,13-tetraoxa-7,16-diazacyclooctadecane) 7,16-bis{4-nitrobenzyl}-1,4,10,13-tetraoxa-7,16-diazacyclooctadecane 7,16-DIBENZYL-1,4,10,13-TETRAOXA-7,16-DIAZACYCLOOCTADECANE,N,N'-DIBENZYL-1,4,10,13-TETRAOXA-7,16-DIAZACYCLOOCTADECANE 7,16-Bis(carboxymethyl)-1,4,10,13-tetraoxa-7,16-diazacyclooctadecane 7,16-bis[(4-Methylphenyl)sulfonyl]-1,4,10,13-tetraoxa-7,16-diazacyclooctadecane 1,4,10,13-Tetraoxa-7,16-diazacyclooctadecane, 7,16-di(1H-pyrin-6-yl)- 2-Decyl[7,16-(oxybisethylene)(1,4,10,13-tetraoxa-7,16-diazacyclooctadecane)] PBFI-AM 4,4μ-[1,4,10,13-Tetraoxa-7,16-diazacyclooctadecane-7,16-diylbis(5-methoxy-6,2-benzofurandiyl)]bis-1,3-benzenedicarboxylic acid 5,6-BENZO-4,7,13,16,21,24-HEXAOXA-1,10-DIAZABICYCLO[8.8.8]HEXACOS-5-ENE K22B1B5, 7-[(1-Adamantylcarbamoyl)acetyl]-16-[(octadecylcarbamoyl)acetyl]-1,4,10,13-tetraoxa-7,16-diazacyclooctadecane N,N'-BIS(METHOXYMETHYL)DIAZA-18-CROWN-6 7,16-(Ethyleneoxyethylene)-1,4,10,13-tetraoxa-7,16-diazacyclooctadecane,7,16-(Oxybisethylene)(1,4,10,13-tetraoxa-7,16-diazacyclooctadecane) 1,4,10,13-TETRAOXA-7,16-DIAZACYCLOOCTADECANE

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