tripentyl borate

三正硼酸戊酯

Also known as: tri-n-amyl borate, triamyl borate, tri-n-pentyl borate, boric acid (H3BO3), tripentyl ester, triamoxyborane, tripentoxyborane

tripentyl borate (CAS 621-78-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C15H33BO3 and a molecular weight of 272.23200 g/mol. It is also known as tri-n-amyl borate, triamyl borate and tri-n-pentyl borate. Key properties include a melting point of 180ºC (dec.), a boiling point of 63ºC 0mm, a density of 0.858g/cm3 and a flash point of 83ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
621-78-3
Jingsj CID
J-1340348-3
Molecular Formula
C15H33BO3
Chinese Name
三正硼酸戊酯
Molecular Weight
272.23200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point180ºC (dec.)
Boiling Point63ºC 0mm
Density0.858g/cm3
Flash Point83ºC

Frequently Asked Questions

What is the CAS number of tripentyl borate?

The CAS number of tripentyl borate is 621-78-3.

What are the molecular formula and molecular weight of tripentyl borate?

tripentyl borate has molecular formula C15H33BO3 and molecular weight 272.23200 g/mol.

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

Last updated:

How to cite: Jingsj. "tripentyl borate (CAS 621-78-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1340348-3 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.