O-Diphenylphosphinylhydroxylamine

二苯基膦酰羟胺

Also known as: (Aminooxy)diphenylphosphine oxide, O-(diphenylphosphoryl)hydroxylamine, Phosphorane, (aminooxy)diphenyl-, oxide, Hydroxylamine, O-(diphenylphosphinyl)-

O-Diphenylphosphinylhydroxylamine (CAS 72804-96-7) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C12H12NO2P and a molecular weight of 233.203 g/mol. It is also known as (Aminooxy)diphenylphosphine oxide, O-(diphenylphosphoryl)hydroxylamine and Phosphorane, (aminooxy)diphenyl-, oxide. Key properties include a melting point of >140 ºC (分解), a boiling point of 368.0±25.0 °C at 760 mmHg, a density of 1.25±0.1 g/cm3 and a flash point of 176.3±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
72804-96-7
Jingsj CID
J-1098280-8
Molecular Formula
C12H12NO2P
Chinese Name
二苯基膦酰羟胺
Molecular Weight
233.203 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>140 ºC (分解)
Boiling Point368.0±25.0 °C at 760 mmHg
Density1.25±0.1 g/cm3
Flash Point176.3±23.2 °C

Frequently Asked Questions

What is the CAS number of O-Diphenylphosphinylhydroxylamine?

The CAS number of O-Diphenylphosphinylhydroxylamine is 72804-96-7.

What are the molecular formula and molecular weight of O-Diphenylphosphinylhydroxylamine?

O-Diphenylphosphinylhydroxylamine has molecular formula C12H12NO2P and molecular weight 233.203 g/mol.

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

Last updated:

How to cite: Jingsj. "O-Diphenylphosphinylhydroxylamine (CAS 72804-96-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1098280-8 (accessed 2026-10-24).

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