ChemicalBook >> CAS DataBase List >>(-)-1,2-BIS((2S,5S)-2,5-DIMETHYLPHOSPHOLANO)ETHANE

(-)-1,2-BIS((2S,5S)-2,5-DIMETHYLPHOSPHOLANO)ETHANE

(-)-1,2-BIS((2S,5S)-2,5-DIMETHYLPHOSPHOLANO)ETHANE structure

CAS No.: 136779-26-5

Chemical Name:: (-)-1,2-BIS((2S,5S)-2,5-DIMETHYLPHOSPHOLANO)ETHANE

Synonyms: (S,S)-ME-BPE;(-)-1,2-Bis[(2S,5S)-2,6-dimethyphospholano]ethane;(-)-1,2-Bis((2S,5S)-2,5-dimethylphospholano)ethane;1,2-Bis[(2S,5S)-2,5-dimethyl-1-phospholanyl]ethane;1,2-Bis[(2S,5S)-2,5-diMethyl-1-phospholanyl]ethane, 97+%;(-)-1,2-Bis((2S,5S)-2,5-diMethylphospholano)ethane (S,S)-Me-BPE;(-)-1,2-Bis[(2S,5S)-2,5-dimethylphospholano]ethane, Kanata purity;(-)-1,2-Bis((2S,5S)-2,5-dimethylphospholano)ethane,98+%(S,S)-Me-BPE;(-)-1,2-Bis[(2S,5S)-2,5-dimethylphospholano]ethane, 97% (S,S-Me-BPE);Phospholane, 1,1'-(1,2-ethanediyl)bis[2,5-dimethyl-, (2S,2'S,5S,5'S)-

CBNumber:: CB7188402

Molecular Formula:: C14H28P2

Molecular Weight:: 258.32

MDL Number:: MFCD01073771

MOL File:: 136779-26-5.mol

MSDS File:: SDS

Last updated:2025-07-16 09:55:29

Request For Quotation

(-)-1,2-BIS((2S,5S)-2,5-DIMETHYLPHOSPHOLANO)ETHANE Properties

Boiling point	64-67 °C0.06 mm Hg
alpha	-263° ±3° (c 1, hexane)
Density	0.938 g/mL at 25 °C
refractive index	n20/D 1.535
storage temp.	2-8°C, protect from light, stored under nitrogen
form	liquid
color	colorless to pale-yellow
Sensitive	Air Sensitive
FDA UNII	23B6D1OYCY

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS02,GHS07

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((2S,5S)-2,5-DIMETHYLPHOSPHOLANO)ETHANE price More Price(7)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Strem Chemicals	15-0105	(-)-1,2-Bis((2S,5S)-2,5-dimethylphospholano)ethane, 98+% (S,S)-Me-BPE	136779-26-5	100mg	$75	2024-03-01	Buy
Strem Chemicals	15-0105	(-)-1,2-Bis((2S,5S)-2,5-dimethylphospholano)ethane, 98+% (S,S)-Me-BPE	136779-26-5	500mg	$278	2024-03-01	Buy
Strem Chemicals	15-0105	(-)-1,2-Bis((2S,5S)-2,5-dimethylphospholano)ethane, 98+% (S,S)-Me-BPE	136779-26-5	2g	$889	2024-03-01	Buy
American Custom Chemicals Corporation	OPC0000852	(-)-1,2-BIS-((2S,5S)-2,5-DIMETHYLPHOSPHOLANO)ETHANE 95.00%	136779-26-5	100MG	$615.71	2021-12-16	Buy
American Custom Chemicals Corporation	OPC0000852	(-)-1,2-BIS-((2S,5S)-2,5-DIMETHYLPHOSPHOLANO)ETHANE 95.00%	136779-26-5	500MG	$853.78	2021-12-16	Buy

Product number	Packaging	Price	Buy
15-0105	100mg	$75	Buy
15-0105	500mg	$278	Buy
15-0105	2g	$889	Buy
OPC0000852	100MG	$615.71	Buy
OPC0000852	500MG	$853.78	Buy

(-)-1,2-BIS((2S,5S)-2,5-DIMETHYLPHOSPHOLANO)ETHANE Chemical Properties,Uses,Production

Reaction

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 136779-26-5

(-)-1,2-BIS((2S,5S)-2,5-DIMETHYLPHOSPHOLANO)ETHANE Preparation Products And Raw materials

Raw materials

Preparation Products

(-)-1,2-BIS((2S,5S)-2,5-DIMETHYLPHOSPHOLANO)ETHANE Suppliers

Global( 35)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Dayang Chem (Hangzhou) Co.,Ltd.	+86-0571-88938639 +8617705817739	info@dycnchem.com	China	52846	58
PT CHEM GROUP LIMITED	+86-85511178;	peter68@ptchemgroup.com	China	35425	58
GIHI CHEMICALS CO.,LIMITED	+8618058761490	info@gihichemicals.com	China	49978	58
Aladdin Scientific		tp@aladdinsci.com	United States	52924	58
J & K SCIENTIFIC LTD.	18210857532; 18210857532	jkinfo@jkchemical.com	China	96815	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	021-021-61259108 18621169109	market03@meryer.com	China	40228	62
Alfa Aesar	400-6106006	saleschina@alfa-asia.com	China	30123	84
Beijing HwrkChemical Technology Co., Ltd	18515581800 18501085097	sales.bj@hwrkchemical.com	China	9399	55
Energy Chemical	021-021-58432009 400-005-6266	sales8178@energy-chemical.com	China	44733	61
Adamas Reagent, Ltd.	400-6009262 16621234537	chenyj@titansci.com	China	14101	59

Supplier	Advantage
Dayang Chem (Hangzhou) Co.,Ltd.	58
PT CHEM GROUP LIMITED	58
GIHI CHEMICALS CO.,LIMITED	58
Aladdin Scientific	58
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
Alfa Aesar	84
Beijing HwrkChemical Technology Co., Ltd	55
Energy Chemical	61
Adamas Reagent, Ltd.	59

136779-26-5((-)-1,2-BIS((2S,5S)-2,5-DIMETHYLPHOSPHOLANO)ETHANE)Related Search:

(+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane(cyclooctadiene)rhodium(I)trifluoromethanesulfonate (+)-1,2-BIS((2R,5R)-2,5-DIMETHYLPHOSPHOLANO)ETHANE(CYCLOOCTADIENE)RHODIUM(I)TRIFLUOROMETHANESULFONATE (+)-1,2-BIS((2R,5R)-2,5-DIMETHYLPHOSPHOLANO)ETHANE(CYCLOOCTADIENE)RHODIUM (I) TETRAFLUOROBORATE (+)-1,2-BIS((2R,5R)-2,5-DIMETHYLPHOSPHOLANO)ETHANE,(+)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)ethane,98+%(R,R)-Me-BPE (-)-1,2-BIS((2S,5S)-2,5-DIMETHYLPHOSPHOLANO)ETHANE(CYCLOOCTADIENE)RHODIUM(I)TRIFLUOROMETHANESULFONATE

(-)-1,2-BIS((2S,5S)-2,5-DIETHYLPHOSPHOLANO)ETHANE (-)-1,2-BIS((2S,5S)-2,5-DIMETHYLPHOSPHOLANO)ETHANE(CYCLOOCTADIENE)RHODIUM (I) TETRAFLUOROBORATE 1,2-BIS((2R,5R)-2,5-DIISOPROPYLPHOSPHOLANO)ETHANE (-)-1,2-BIS((2R,5R)-2,5-DIPHENYLPHOSPHOLANO)ETHANE(1,5-CYCLOOCTADIENE)RHODIUM (I) TETRAFLUOROBORATE (-)-1,2-BIS((2R,5R)-2,5-DIPHENYLPHOSPHOLANO)ETHANE

(-)-1,2-BIS((2S,5S)-2,5-DIMETHYLPHOSPHOLANO)ETHANE (-)-1,2-Bis((2S,5S)-2,5-dimethylphospholano)ethane(cyclooctadiene)rhodium(I)trifluoromethanesulfonate

1of3

(S,S)-ME-BPE (-)-1,2-Bis[(2S,5S)-2,5-dimethylphospholano]ethane, Kanata purity (-)-1,2-Bis((2S,5S)-2,5-dimethylphospholano)ethane,98+%(S,S)-Me-BPE 1,2-Bis[(2S,5S)-2,5-diMethyl-1-phospholanyl]ethane, 97+% (-)-1,2-Bis[(2S,5S)-2,5-dimethylphospholano]ethane, 97% (S,S-Me-BPE) (-)-1,2-Bis((2S,5S)-2,5-diMethylphospholano)ethane (S,S)-Me-BPE 1,2-Bis[(2S,5S)-2,5-dimethyl-1-phospholanyl]ethane Phospholane, 1,1'-(1,2-ethanediyl)bis[2,5-dimethyl-, (2S,2'S,5S,5'S)- (-)-1,2-Bis((2S,5S)-2,5-dimethylphospholano)ethane (-)-1,2-Bis[(2S,5S)-2,6-dimethyphospholano]ethane 136779-26-5 C6H12PCH2CH2PC6H12 C6H12CH2CH2PC6H12 DuPhos/BPE Privileged Ligands Chiral Catalysts, Ligands, and Reagents Asymmetric Synthesis organophosphine ligand