(-)-1,2-bis((2S,5S)-2,5-diethylphospholano)ethane

(-)-1,2-双[(2S,5S)-2,5-二乙基膦烷基]乙烷

Also known as: (S,S)-Et-BPE, (-)-1,2-bis[(2S,5S)-2,5-diethyl-1-phospholanyl]ethane, (2S,5S)-1-[2-[(2S,5S)-2,5-diethylphospholan-1-yl]ethyl]-2,5-diethylphospholane, (-)-1,2-bis((2S,5S)-2,5-diethylphospholano)ethane (S,S)-Et-BPE

(-)-1,2-bis((2S,5S)-2,5-diethylphospholano)ethane (CAS 136779-27-6) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C18H36P2 and a molecular weight of 314.42600 g/mol. It is also known as (S,S)-Et-BPE, (-)-1,2-bis[(2S,5S)-2,5-diethyl-1-phospholanyl]ethane and (2S,5S)-1-[2-[(2S,5S)-2,5-diethylphospholan-1-yl]ethyl]-2,5-diethylphospholane. Key property: a boiling point of 104-106ºC 0,5mm. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
136779-27-6
Jingsj CID
J-8938-8
Molecular Formula
C18H36P2
Chinese Name
(-)-1,2-双[(2S,5S)-2,5-二乙基膦烷基]乙烷
Molecular Weight
314.42600 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point104-106ºC 0,5mm

GHS Safety & Compliance

FlammableSignal word: Danger

Frequently Asked Questions

What is the CAS number of (-)-1,2-bis((2S,5S)-2,5-diethylphospholano)ethane?

The CAS number of (-)-1,2-bis((2S,5S)-2,5-diethylphospholano)ethane is 136779-27-6.

What are the molecular formula and molecular weight of (-)-1,2-bis((2S,5S)-2,5-diethylphospholano)ethane?

(-)-1,2-bis((2S,5S)-2,5-diethylphospholano)ethane has molecular formula C18H36P2 and molecular weight 314.42600 g/mol.

Is (-)-1,2-bis((2S,5S)-2,5-diethylphospholano)ethane hazardous?

(-)-1,2-bis((2S,5S)-2,5-diethylphospholano)ethane has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "(-)-1,2-bis((2S,5S)-2,5-diethylphospholano)ethane (CAS 136779-27-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8938-8 (accessed 2026-10-22).

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