Diphenyl-2-pyridylphosphine

二苯基-2-吡啶膦

Also known as: 2-(Diphenylphosphino)pyridine, 2-Pyridyldiphenylphosphine, Diphenyl(2-pyridinyl)phosphine, 2-diphenylphosphanyl-pyridine, 2-diphenylphosphinopyridine, MFCD00192108, Pyridine, 2-(diphenylphosphino)-, diphenyl(pyridin-2-yl)phosphane

Diphenyl-2-pyridylphosphine (CAS 37943-90-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C17H14NP and a molecular weight of 263.28 g/mol. It is also known as 2-(Diphenylphosphino)pyridine, 2-Pyridyldiphenylphosphine and Diphenyl(2-pyridinyl)phosphine. Key properties include a melting point of 82-84 °C (dec.)(lit.), a boiling point of 377.5±15.0 °C at 760 mmHg and a flash point of 182.1±20.4 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
37943-90-1
Jingsj CID
J-5583-1
Molecular Formula
C17H14NP
Chinese Name
二苯基-2-吡啶膦
Molecular Weight
263.28 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point82-84 °C (dec.)(lit.)
Boiling Point377.5±15.0 °C at 760 mmHg
Flash Point182.1±20.4 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Diphenyl-2-pyridylphosphine?

The CAS number of Diphenyl-2-pyridylphosphine is 37943-90-1.

What are the molecular formula and molecular weight of Diphenyl-2-pyridylphosphine?

Diphenyl-2-pyridylphosphine has molecular formula C17H14NP and molecular weight 263.28 g/mol.

Is Diphenyl-2-pyridylphosphine hazardous?

Diphenyl-2-pyridylphosphine has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Diphenyl-2-pyridylphosphine (CAS 37943-90-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5583-1 (accessed 2026-10-22).

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