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Methyl 10,12-pentacosadiynoate

Also known as: 10,12-Pentacosadiynoic acid methyl ester, methyl pentacosa-10,12-diynoate

Methyl 10,12-pentacosadiynoate (CAS 120650-77-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C26H44O2 and a molecular weight of 388.62600 g/mol. Key properties include a melting point of 27-28ºC, a boiling point of 491.4ºC at 760 mmHg, a density of 0.908g/cm3 and a flash point of 208ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
120650-77-3
Jingsj CID
J-4301-6
Molecular Formula
C26H44O2
Molecular Weight
388.62600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point27-28ºC
Boiling Point491.4ºC at 760 mmHg
Density0.908g/cm3
Flash Point208ºC
Exact Mass388.33400
PSA26.30000
LogP7.59800
Vapor Pressure8.39E-10mmHg at 25°C
Refractive Index1.474

Frequently Asked Questions

What is the CAS number of Methyl 10,12-pentacosadiynoate?

The CAS number of Methyl 10,12-pentacosadiynoate is 120650-77-3.

What are the molecular formula and molecular weight of Methyl 10,12-pentacosadiynoate?

Methyl 10,12-pentacosadiynoate has molecular formula C26H44O2 and molecular weight 388.62600 g/mol.

What are the upstream and downstream products of Methyl 10,12-pentacosadiynoate?

For Methyl 10,12-pentacosadiynoate, Upstream Products: 10,12-Pentacosadiynoic acid, Methanol.

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

Last updated:

How to cite: Jingsj. "Methyl 10,12-pentacosadiynoate (CAS 120650-77-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4301-6 (accessed 2026-11-09).

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