Benzo-15-crown-5

Also known as: 2,3,5,6,8,9,11,12-Octahydro-1,4,7,10,13-benzopentaoxacyclopentadecine, 2,3,5,6,8,9,11,12-Octahydrobenzo[b][1,4,7,10,13]pentaoxacyclopentadecine, 2,3-Benzo-1,4,7,10,13-pentaoxacyclopentadec-2-ene, 2,5,8,11,14-Pentaoxabicyclo[13.4.0]nonadeca-1(15),16,18-triene, Benzo-15-crown 5-Ether, Crown ether benzo-15-crown-5

Benzo-15-crown-5 (CAS 14098-44-3) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C14H20O5 and a molecular weight of 268.306 g/mol. Key properties include a melting point of 78-80 °C(lit.), a boiling point of 399.2±42.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 165.9±27.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 14098-44-3
Jingsj CID: J-42636-8
Molecular Formula: C₁₄H₂₀O₅
Molecular Weight: 268.306 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	78-80 °C(lit.)
Boiling Point	399.2±42.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	165.9±27.8 °C
Exact Mass	268.131073
PSA	46.15000
LogP	0.65
Vapor Pressure	0.0±0.9 mmHg at 25°C
Refractive Index	1.466
Additional Property	partially soluble

Customs & Trade Information

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. 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 Benzo-15-crown-5?

The CAS number of Benzo-15-crown-5 is 14098-44-3.

What are the molecular formula and molecular weight of Benzo-15-crown-5?

Benzo-15-crown-5 has molecular formula C14H20O5 and molecular weight 268.306 g/mol.

What are the upstream and downstream products of Benzo-15-crown-5?

For Benzo-15-crown-5, Upstream Products: Bis[2-(2-chloroethoxy)ethyl] ether, Catechol, Tetraethylene glycol di-p-tosylate; Downstream Products: 4'-Carboxybenzo-15-crown-5, 4-tert-Butylbenzo-15-crown-5, 4'-Acetylbenzo-15-crown 5-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. "Benzo-15-crown-5 (CAS 14098-44-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42636-8 (accessed 2026-11-09).

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