8.11866

Crown ether/Dicyclohexyl-18-crown-6

(mixture of cis- and trans-isomers) for synthesis

• Synonym(s): Crown ether/Dicyclohexyl-18-crown-6, 2,5,8,15,18,21-Hexaoxatricyclo[20.4.0.09.14] hexacosane, Dicyclohexyl-18-crown-6
• Empirical Formula (Hill Notation): C₂₀H₃₆O₆
• CAS Number: 16069-36-6
• Molecular Weight: 372.50
• MDL number: MFCD00005099
• UNSPSC Code: 12352005
• EC Index Number: 240-216-4
• NACRES: NA.22

Properties

• Quality Level: 200
• assay: ≥97.0% (GC)
• form: powder
• potency: 176 mg/kg LD₅₀, oral (Rat)
• mp: 46-50 °C
• transition temp: flash point 113 °C
• storage temp.: 2-30°C
• InChI: 1S/C20H36O6/c1-2-6-18-17(5-1)23-13-9-21-11-15-25-19-7-3-4-8-20(19)26-16-12-22-10-14-24-18/h17-20H,1-16H2
• InChI key: BBGKDYHZQOSNMU-UHFFFAOYSA-N

Description

Application

• Complexes formation and thermodynamic parameters between 15-crown-5, 1, 4, 8, 11-tetrathiacyclotetradecane and 1, 7-diaza-12-crown-4 macrocyclic ligands: This study includes details on Dicyclohexyl-18-crown-6 (DCH18C6) and its interactions with other crown ethers and their solvation properties in various solvents. It highlights the thermodynamic behaviors of these macrocyclic compounds in solution (MS Kazemi, B Shamshirgaran, 2016).
• Silver (I) extraction with benzo-18-crown-6 ether from water into 1, 2-dichloroethane: This research explores the extraction characteristics of silver ions using benzo-18-crown-6 ether which is similar in behavior to Dicyclohexyl-18-crown-6, thus providing comparative insights into the use of crown ethers for ion transport and extraction (Y Kudo, S Ikeda, S Morioka, S Tomokata, 2017).
• Separation and enrichment of Rb (I) in dicyclohexano 18 crown 6 (DCH18C6)/PVC polymer inclusion membrane assisted by electric field: This article discusses the application of DCH18C6 in polymer inclusion membranes for the selective separation and enrichment of rubidium ions, showcasing the utility of crown ethers in membrane technology (X Meng, Y Tian, MY Tang, R Qiao, 2021).
• Extraction of Gd3+ and UO22+ Ions Using Polystyrene Grafted Dibenzo Crown Ether (DB18C6) with Octanol and Nitrobenzene: This molecular dynamics study provides insights into the extraction processes of metal ions using a structurally similar crown ether, which could reflect on the extraction capabilities of Dicyclohexyl-18-crown-6 in similar settings (P Sappidi, S Namsani, SM Ali, JK Singh, 2018).
• A facile preparation of dicyclohexano-18-crown-6 ether impregnated titanate nanotubes for strontium removal from acidic solution: Demonstrates the use of DCH18C6 for the removal of strontium from acidic solutions, emphasizing the crown ether′s potential in environmental cleanup and radioactive waste management (J Ma, Y Zhang, J Ouyang, X Wu, J Luo, S Liu, 2019).

Analysis Note

Assay (GC, area%): ≥ 97.0 % (a/a)
Identity (IR): passes test

Safety Information

• pictograms: GHS06
• signalword: Danger
• hcodes: H301 - H319
• pcodes: P264 - P270 - P280 - P301 + P310 - P305 + P351 + P338 - P337 + P313
• Hazard Classifications: Acute Tox. 3 Oral - Eye Irrit. 2
• Storage Class: 6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• wgk_germany: WGK 1
• flash_point_f: 235.4 °F - closed cup
• flash_point_c: 113 °C - closed cup