(Z)-oxacycloheptadec-8-en-2-one

Also known as: Ambrettolide, ω-6-Hexadecenlactone, Omega-6-hexadecenlactone, Hexadecen-8-olide, Oxacycloheptadec-7-en-2-one, Oxacycloheptadec-10-en-2-one, FEMA 2555, EINECS 231-929-1

(Z)-oxacycloheptadec-8-en-2-one (CAS 7779-50-2) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C16H28O2 and a molecular weight of 252.39800 g/mol. Key properties include a boiling point of 185-190ºC16 mm Hg(lit.), a density of 0.956 g/mL at 25ºC(lit.) and a flash point of >110.0 °C. It is classified under GHS with signal word Warning and hazard statements H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.: 7779-50-2
Jingsj CID: J-1520491-2
Molecular Formula: C₁₆H₂₈O₂
Molecular Weight: 252.39800 g/mol
Category: Esters
Last updated: 11/3/2026

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Physicochemical Properties

Boiling Point	185-190ºC16 mm Hg(lit.)
Density	0.956 g/mL at 25ºC(lit.)
Flash Point	>110.0 °C
Exact Mass	255.23200
PSA	43.29000
LogP	4.64500
Refractive Index	n20/D 1.479(lit.)

GHS Safety & Compliance

IrritantSignal word: Warning

H319 — Causes serious eye irritation

Frequently Asked Questions

What is the CAS number of (Z)-oxacycloheptadec-8-en-2-one?

The CAS number of (Z)-oxacycloheptadec-8-en-2-one is 7779-50-2.

What are the molecular formula and molecular weight of (Z)-oxacycloheptadec-8-en-2-one?

(Z)-oxacycloheptadec-8-en-2-one has molecular formula C16H28O2 and molecular weight 252.39800 g/mol.

Is (Z)-oxacycloheptadec-8-en-2-one hazardous?

(Z)-oxacycloheptadec-8-en-2-one has GHS signal word Warning and hazard statements H319 — Causes serious eye irritation.

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

Last updated: 11/3/2026

How to cite: Jingsj. "(Z)-oxacycloheptadec-8-en-2-one (CAS 7779-50-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1520491-2 (accessed 2026-11-06).

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