1,4,10,13-Tetraoxa-7,16-diazacyclooctadecane

Also known as: 4,13-Diaza-18-crown 6-ether, 4,13-Diaza-18-crown-6, Diaza-18-crown-6, 1,10-Diaza-18-crown-6, 1,10-diaza-4,7,13,16-tetraoxacyclooctadecane, 1,7,10,16-Tetraoxa-4,13-diazacyclooctadecane, 7,16-Diaza-18-crown-6, Kryptofix 22, Cryptand 2.2

1,4,10,13-Tetraoxa-7,16-diazacyclooctadecane (CAS 23978-55-4) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C12H26N2O4 and a molecular weight of 262.346 g/mol. Key properties include a melting point of 111-114ºC, a boiling point of 412.1±40.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 170.6±16.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 23978-55-4
Jingsj CID: J-12953-0
Molecular Formula: C₁₂H₂₆N₂O₄
Molecular Weight: 262.346 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	111-114ºC
Boiling Point	412.1±40.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	170.6±16.8 °C
Exact Mass	262.189270
PSA	60.98000
LogP	-2.43
Vapor Pressure	0.0±1.0 mmHg at 25°C
Refractive Index	1.411

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. 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 1,4,10,13-Tetraoxa-7,16-diazacyclooctadecane?

The CAS number of 1,4,10,13-Tetraoxa-7,16-diazacyclooctadecane is 23978-55-4.

What are the molecular formula and molecular weight of 1,4,10,13-Tetraoxa-7,16-diazacyclooctadecane?

1,4,10,13-Tetraoxa-7,16-diazacyclooctadecane has molecular formula C12H26N2O4 and molecular weight 262.346 g/mol.

What are the upstream and downstream products of 1,4,10,13-Tetraoxa-7,16-diazacyclooctadecane?

For 1,4,10,13-Tetraoxa-7,16-diazacyclooctadecane, Upstream Products: N,N'-Dibenzyl-4,13-diaza-18-crown-6-ether, 1,2-Bis(2-iodoethoxy)ethane, 1,2-Bis(2-benzylaminoethoxy)ethane; Downstream Products: 5,6-Benzo-4,7,13,16,21,24-hexaoxa-1,10-diazabicyclo[8.8.8]hexacos-5-ene, 7,16-didecyl-1,4,10,13-tetraoxa-7,16-diazacyclooctadecane, N,N'-Dibenzyl-4,13-diaza-18-crown-6-ether.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1,4,10,13-Tetraoxa-7,16-diazacyclooctadecane (CAS 23978-55-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12953-0 (accessed 2026-11-07).

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