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

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

CAS No.: 129648-07-3

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

Synonyms: (R,R)-ME-BPE;1,2-Bis[(2R,5R)-2,5-dimethyl-1-phospholanyl]ethane;ano)ethane;Bisdimethylphospholanoethane;(+)-1,2-Bis((2R,5R)-2,5-dimethyL;(+)-1,2-Bis[(2R,5R)-2,5-dimethyphospholano]ethane;1,2-Bis[(2R,5R)-2,5-dimethylphospholan-1-yl]ethane;(+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane;(+)-1,2-Bis[(2R,5R)-2,5-dimethylphospholano]ethane,95%;1,2-Bis[(2R,5R)-2,5-diMethyl-1-phospholanyl]ethane, 97+%

CBNumber:: CB0683443

Molecular Formula:: C14H28P2

Molecular Weight:: 258.32

MDL Number:: MFCD01073770

MOL File:: 129648-07-3.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-09-12 18:48:27

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

Boiling point	64-67 °C 0.06 mm Hg
alpha	+263° ±3° (c 1, hexane)
Density	0.940 g/mL at 25 °C
refractive index	n20/D 1.534
storage temp.	2-8°C, protect from light, stored under nitrogen
form	liquid
color	colorless to pale-yellow
Sensitive	Air Sensitive
CAS DataBase Reference	129648-07-3
FDA UNII	1LS1AFH1F1

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS02,GHS07

Signal word

Warning

Hazard statements

H250-H252-H315-H319-H335

Precautionary statements

P210-P222-P305+P351+P338-P405-P422a-P501a

Hazard Codes

Risk Statements

11-17

Safety Statements

24/25

RIDADR

UN 2845 4.2/PG 1

WGK Germany

HazardClass

4.2

HS Code

29310099

NFPA 704

	4
2		0

(+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane price More Price(18)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TCI Chemical	B5985	1,2-Bis[(2R,5R)-2,5-dimethylphospholano]ethane	129648-07-3	100MG	$232	2026-04-30	Buy
TCI Chemical	B5985	1,2-Bis[(2R,5R)-2,5-dimethylphospholano]ethane	129648-07-3	500MG	$972	2026-04-30	Buy
Strem Chemicals	15-0104	(+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane, 98+% (R,R)-Me-BPE 98+%	129648-07-3	100mg	$78	2026-04-30	Buy
Strem Chemicals	15-0104	(+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane, 98+% (R,R)-Me-BPE 98+%	129648-07-3	500mg	$287	2026-04-30	Buy
Strem Chemicals	15-0104	(+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane, 98+% (R,R)-Me-BPE 98+%	129648-07-3	2g	$917	2026-04-30	Buy

Product number	Packaging	Price	Buy
B5985	100MG	$232	Buy
B5985	500MG	$972	Buy
15-0104	100mg	$78	Buy
15-0104	500mg	$287	Buy
15-0104	2g	$917	Buy

(+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane Chemical Properties, Uses, Production

Reactions

The DUPHOS family of catalysts is highly efficient for the asymmetric hydrogenation of various substituted acetamidoacrylates and enol acetates yielding products of high enantiomeric excesses. Efficient ligand for the asymmetric hydrogenation of tetrasubstituted enamides. Reactions of 129648-07-3

Chemical Properties

Clear colorless oily liquid

(+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane Preparation Products And Raw materials

Raw materials

Preparation Products

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

Global Suppliers ( 45)

Supplier	Tel	Email	Country	ProdList	Advantage
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	4006356688 18621169109	market03@meryer.com	China	40202	62
Alfa Aesar	400-6106006	saleschina@alfa-asia.com	China	30103	84
Beijing HwrkChemical Technology Co., Ltd	89508211 18501085097	sales.bj@hwrkchemical.com	China	9407	55
Thermo Fisher Scientific	800-810-5118	cnchemical@thermofisher.com	China	17752	75
TOKYO CHEMICAL INDUSTRY CO., LTD.	03-36680489	Sales-JP@TCIchemicals.com	Japan	28364	80
TCI Europe	320-37350700	sales@tcieurope.eu	Europe	23654	75
TCI AMERICA	800-4238616	sales@tciamerica.com	Americas	23636	75
Shanghai Anyinuo Biomedical Technology Co., Ltd.	021-34625901	420970979@qq.com	China	5982	58
TCI Chemicals	021-67121386, 800-988-0390	Sales-CN@TCIchemicals.com	China	5389	58

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
Alfa Aesar	84
Beijing HwrkChemical Technology Co., Ltd	55
Thermo Fisher Scientific	75
TOKYO CHEMICAL INDUSTRY CO., LTD.	80
TCI Europe	75
TCI AMERICA	75
Shanghai Anyinuo Biomedical Technology Co., Ltd.	58
TCI Chemicals	58

129648-07-3 ((+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane) Related Search:

Ethanol Ethyl acetate Metformin hydrochloride 1,2-Bis((2S,5S)-2,5-diisopropylphospholano)ethane (+)-1,2-Bis((2R,5R)-2,5-diethylphospholano)ethane

(+)-1,2-Bis((2R,5R)-dimethylphospholano)ethane(cyclooctadiene)rhodium(I) triflate (+)-1,2-Bis((2S,5S)-2,5-diphenylphospholano)ethane(1,5-cyclooctadiene)rhodium (I) tetrafluoroborate (+)-1,2-Bis((2S,5S)-2,5-diphenylphospholano)ethane (-)-1,2-Bis((2S,5S)-2,5-dimethylphospholano)ethane(cyclooctadiene)rhodium (I) tetrafluoroborate (-)-1,2-Bis((2S,5S)-2,5-dimethylphospholano)ethane

(+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane (-)-1,2-Bis((2R,5R)-2,5-diethylphospholano)benzene (-)-1,2-Bis((2S,5S)-2,5-dimethylphospholano)ethane(cyclooctadiene)rhodium(I)trifluoromethanesulfonate (+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane(cyclooctadiene)rhodium(I)trifluoromethanesulfonate (-)-1,2-Bis((2S,5S)-2,5-dimethylphospholano)ethane(cyclooctadiene)rhodium(I)trifluoromethanesulfonate,98+%(S,S)-Me-bpe-rh

(+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane(cyclooctadiene)rhodium (I) tetrafluoroborate

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Bisdimethylphospholanoethane (+)-1,2-Bis[(2R,5R)-2,5-dimethyphospholano]ethane, Kanata purity (+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane,98+%(R,R)-Me-BPE (+)-1,2-Bis[(2R,5R)-2,5-dimethylphospholano]ethane,95% 1,2-Bis[(2R,5R)-2,5-diMethyl-1-phospholanyl]ethane, 97+% (+)-1,2-Bis((2R,5R)-2,5-diMethylphospholano)ethane (R,R)-Me-BPE (+)-1,2-Bis[(2R,5R)-2,5-dimethylphospholano]ethane, 97% (R,R-Me-BPE) 1,2-Bis[(2R,5R)-2,5-dimethylphospholan-1-yl]ethane ano)ethane Phospholane, 1,1'-(1,2-ethanediyl)bis[2,5-dimethyl-, (2R,2'R,5R,5'R)- (+)-1,2-Bis((2R,5R)-2,5-dimethyL (2R,5R)-1-[2-[(2R,5R)-2,5-dimethylphospholan-1-yl]ethyl]-2,5-dimethylphospholane (+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane (+)-1,2-Bis[(2R,5R)-2,5-dimethyphospholano]ethane (R,R)-ME-BPE 1,2-Bis[(2R,5R)-2,5-dimethyl-1-phospholanyl]ethane 129648-07-3 C14H28P2 organophosphine ligand