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

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. 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. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
23978-09-8
Jingsj CID
J-21456-2
Molecular Formula
C18H36N2O6
Molecular Weight
376.488 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point68-71 °C(lit.)
Boiling Point513.1±45.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point144.2±25.9 °C
Exact Mass376.257324
PSA61.86000
LogP-1.34
Vapor Pressure0.0±1.3 mmHg at 25°C
Refractive Index1.503
Storage Conditions2-8℃
Additional Propertysoluble

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 4,7,13,16,21,24-Hexaoxa-1,10-diazabicyclo[8.8.8]hexacosane?

The CAS number of 4,7,13,16,21,24-Hexaoxa-1,10-diazabicyclo[8.8.8]hexacosane is 23978-09-8.

What are the molecular formula and molecular weight of 4,7,13,16,21,24-Hexaoxa-1,10-diazabicyclo[8.8.8]hexacosane?

4,7,13,16,21,24-Hexaoxa-1,10-diazabicyclo[8.8.8]hexacosane has molecular formula C18H36N2O6 and molecular weight 376.488 g/mol.

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

4,7,13,16,21,24-Hexaoxa-1,10-diazabicyclo[8.8.8]hexacosane has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 4,7,13,16,21,24-Hexaoxa-1,10-diazabicyclo[8.8.8]hexacosane?

For 4,7,13,16,21,24-Hexaoxa-1,10-diazabicyclo[8.8.8]hexacosane, Upstream Products: 1,4,10,13-Tetraoxa-7,16-diazacyclooctadecane, 4,7,13,16,21-Pentaoxa-1,10-diazabicyclo[8.8.5]tricosane, 1,2-Bis(2-iodoethoxy)ethane; Downstream Products: 4,7,13,18-Tetraoxa-1,10-diazabicyclo[8.5.5]eicosane, ETHYL 3-ETHOXYBUT-2-ENOATE, ethyl 2,2-diethylacetoacetate.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "4,7,13,16,21,24-Hexaoxa-1,10-diazabicyclo[8.8.8]hexacosane (CAS 23978-09-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21456-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.