(+)-1,2-Bis[(2R,5R)-2,5-diisopropylphospholano]benzene

(+)-1,2-双[(2R,5R)-2,5-二异丙基磷杂环戊烷-1-基]苯

Also known as: (+)-1,2-Bis[(2R,5R)-2,5-diisopropylphospholano]benzene, (R,R)-i-Pr-DUPHOS, (+)-1,2-Bis((2R,5R)-2,5-di-i-propylphospholano)benzene, 1,2-Bis((2R,5R)-2,5-diisopropylphospholan-1-yl)benzene, 1,2-Bis[(2R,5R)-2,5-diisopropyl-1-phospholanyl]benzene, BisRRdiipropylphospholanobenzene

(+)-1,2-Bis[(2R,5R)-2,5-diisopropylphospholano]benzene (CAS 136705-65-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C26H44P2 and a molecular weight of 418.57500 g/mol. It is also known as (R,R)-i-Pr-DUPHOS, (+)-1,2-Bis((2R,5R)-2,5-di-i-propylphospholano)benzene and 1,2-Bis((2R,5R)-2,5-diisopropylphospholan-1-yl)benzene. Key properties include a melting point of 40ºC, a boiling point of 502ºC at 760 mmHg and a flash point of 273.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
136705-65-2
Jingsj CID
J-33455-0
Molecular Formula
C26H44P2
Chinese Name
(+)-1,2-双[(2R,5R)-2,5-二异丙基磷杂环戊烷-1-基]苯
Molecular Weight
418.57500 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point40ºC
Boiling Point502ºC at 760 mmHg
Flash Point273.4ºC

Frequently Asked Questions

What is the CAS number of (+)-1,2-Bis[(2R,5R)-2,5-diisopropylphospholano]benzene?

The CAS number of (+)-1,2-Bis[(2R,5R)-2,5-diisopropylphospholano]benzene is 136705-65-2.

What are the molecular formula and molecular weight of (+)-1,2-Bis[(2R,5R)-2,5-diisopropylphospholano]benzene?

(+)-1,2-Bis[(2R,5R)-2,5-diisopropylphospholano]benzene has molecular formula C26H44P2 and molecular weight 418.57500 g/mol.

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

Last updated:

How to cite: Jingsj. "(+)-1,2-Bis[(2R,5R)-2,5-diisopropylphospholano]benzene (CAS 136705-65-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33455-0 (accessed 2026-10-23).

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