Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate]

双(3,5-二叔丁基-4-羟基苄基膦酸单乙酯)钙

Also known as: Antioxidant 1425, ANTIOXIDANT 1425, Irganox 1425, Irganox 1425 WL, AO-1425, Sinanox 1425, Ethyl 3,5-di-tert-butyl-4-hydroxybenzylphosphonate, calcium salt, 3,5-Di-tert-butyl-4-hydroxybenzylphosphonic acid ethyl ester, Calcium bis[ethyl (3,5-di-tert-butyl-4-hydroxybenzyl)phosphonate], Einecs 265-512-0, MFCD01940765

Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] (CAS 65140-91-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C34H56CaO6P2 and a molecular weight of 662.83000 g/mol. It is also known as Antioxidant 1425, ANTIOXIDANT 1425 and Irganox 1425. Key property: a boiling point of 408.3ºC at 760 mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
65140-91-2
Jingsj CID
J-1522745-6
Molecular Formula
C34H56CaO6P2
Chinese Name
双(3,5-二叔丁基-4-羟基苄基膦酸单乙酯)钙
Molecular Weight
662.83000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point408.3ºC at 760 mmHg

Frequently Asked Questions

What is the CAS number of Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate]?

The CAS number of Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] is 65140-91-2.

What are the molecular formula and molecular weight of Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate]?

Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] has molecular formula C34H56CaO6P2 and molecular weight 662.83000 g/mol.

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

Last updated:

How to cite: Jingsj. "Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] (CAS 65140-91-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1522745-6 (accessed 2026-10-25).

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