Phosphoric acid, isooctyl ester

磷酸异辛基酯

Also known as: 6-Methylheptyl dihydrogen phosphate, isooctyl phosphate, 6-methylheptyl dihydrogen phosphate

Phosphoric acid, isooctyl ester (CAS 12645-53-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H19O4P and a molecular weight of 210.20800 g/mol. It is also known as 6-Methylheptyl dihydrogen phosphate, isooctyl phosphate and 6-methylheptyl dihydrogen phosphate. Key properties include a boiling point of 321.8ºC at 760mmHg, a density of 1.127g/cm3 and a flash point of 148.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
12645-53-3
Jingsj CID
J-1370673-7
Molecular Formula
C8H19O4P
Chinese Name
磷酸异辛基酯
Molecular Weight
210.20800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point321.8ºC at 760mmHg
Density1.127g/cm3
Flash Point148.4ºC

Frequently Asked Questions

What is the CAS number of Phosphoric acid, isooctyl ester?

The CAS number of Phosphoric acid, isooctyl ester is 12645-53-3.

What are the molecular formula and molecular weight of Phosphoric acid, isooctyl ester?

Phosphoric acid, isooctyl ester has molecular formula C8H19O4P and molecular weight 210.20800 g/mol.

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

Last updated:

How to cite: Jingsj. "Phosphoric acid, isooctyl ester (CAS 12645-53-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1370673-7 (accessed 2026-10-24).

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