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(+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane

Also known as: (R,R)-Me-BPE, 1,2-Bis[(2R,5R)-2,5-dimethylphospholan-1-yl]ethane, Phospholane, 1,1'-(1,2-ethanediyl)bis[2,5-dimethyl-, (2R,2'R,5R,5'R)-, (+)-1,2-Bis[(2R,5R)-2,5-dimethylphospholano]ethane, MFCD01073770

(+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane (CAS 129648-07-3) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C14H28P2 and a molecular weight of 258.32000 g/mol. Key properties include a boiling point of 64-67ºC 0.06 mm Hg, a density of 0.940 g/mL at 25ºC and a flash point of 162.1ºC. It is classified under GHS with signal word Danger and hazard statements H250 and H413. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
129648-07-3
Jingsj CID
J-48406-0
Molecular Formula
C14H28P2
Molecular Weight
258.32000 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point64-67ºC 0.06 mm Hg
Density0.940 g/mL at 25ºC
Flash Point162.1ºC
Exact Mass258.16700
PSA27.18000
LogP5.09180
Vapor Pressure0.000285mmHg at 25°C
Refractive Indexn20/D 1.534

GHS Safety & Compliance

FlammableSignal word: Danger
  • H250
  • H413

Frequently Asked Questions

What is the CAS number of (+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane?

The CAS number of (+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane is 129648-07-3.

What are the molecular formula and molecular weight of (+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane?

(+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane has molecular formula C14H28P2 and molecular weight 258.32000 g/mol.

Is (+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane hazardous?

(+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane has GHS signal word Danger and hazard statements H250; H413.

What are the upstream and downstream products of (+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane?

For (+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane, Upstream Products: (2S,5S)-(+)-HEXANEDIOL, 1,2-bis(tosyloxy)ethane.

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

Last updated:

How to cite: Jingsj. "(+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane (CAS 129648-07-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48406-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.