4,7,13,16,21,24-Hexaoxa-1,10-diazabicyclo[8.8.8]hexacosane

4,7,13,16,21,24-六氧-1,10-二氮双环[8.8.8]二十六烷

Also known as: 2.2.2-Cryptand, Cryptand 222, Kryptofix 222, Kryptofix 2.2.2, Cryptating agent 222, 2,2,2-CRYPT, 2,2,2-CRYPTAND, 2,2,2-CRYPTATE, Crypt-2,2,2, Kryptand 222, Kriptofix 222, Cryptand C 222, Cryptate 222, Ligand 222, [2.2.2]Cryptand, kryptofix(R)2.2.2

4,7,13,16,21,24-Hexaoxa-1,10-diazabicyclo[8.8.8]hexacosane (CAS 23978-09-8) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C18H36N2O6 and a molecular weight of 376.488 g/mol. It is also known as 2.2.2-Cryptand, Cryptand 222 and Kryptofix 222. Key properties include a melting point of 68-71 °C(lit.), a boiling point of 513.1±45.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 144.2±25.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

23978-09-8

Jingsj CID

J-21456-8

Molecular Formula

C₁₈H₃₆N₂O₆

Chinese Name

4,7,13,16,21,24-六氧-1,10-二氮双环[8.8.8]二十六烷

Molecular Weight

376.488 g/mol

Category

Aliphatic Hydrocarbons

Last updated

8/21/2026