ChemicalBook >> CAS DataBase List >>R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN

R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN

R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN structure

CAS No.: 503538-68-9

Chemical Name:: R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN

Synonyms: (S)-SYNPHOS;(R)-SYNPHOS(R);(S)-SYNPHOS(R);(S)-SYNPHOS(TM);(s)-synphos®(R)-SYNPHOS(TM);R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN;S-(-)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN;6,6'-bis(diphenylphosphaneyl)-2,2',3,3'-tetrahydro-5,5'-bibenzo[b][1,4]dioxine;R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN

CBNumber:: CB6126377

Molecular Formula:: C40H32O4P2

Molecular Weight:: 638.63

MDL Number:: MFCD05861608

MOL File:: 503538-68-9.mol

Last updated:2023-04-23 13:52:06

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R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN Properties

Melting point	>260 °C
Boiling point	738.4±60.0 °C(Predicted)
storage temp.	Inert atmosphere,Room Temperature
form	Powder
color	white

SAFETY

Risk and Safety Statements

HS Code	29310099

R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN price More Price(4)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Strem Chemicals	15-0491	S-(-)-6,6'-Bis(diphenylphosphino)-2,2',3,3'-tetrahydro-5,5'-bi-1,4-benzodioxin, min. 97% (S)-SYNPHOS(TM)	503538-68-9	100mg	$83	2024-03-01	Buy
Strem Chemicals	15-0491	S-(-)-6,6'-Bis(diphenylphosphino)-2,2',3,3'-tetrahydro-5,5'-bi-1,4-benzodioxin, min. 97% (S)-SYNPHOS(TM)	503538-68-9	500mg	$324	2024-03-01	Buy
Aaron Chemicals	AR00DDGD	R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN 98%	503538-68-9	50mg	$46	2021-12-16	Buy
Aaron Chemicals	AR00DDGD	R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN 98%	503538-68-9	100mg	$75	2021-12-16	Buy

Product number	Packaging	Price	Buy
15-0491	100mg	$83	Buy
15-0491	500mg	$324	Buy
AR00DDGD	50mg	$46	Buy
AR00DDGD	100mg	$75	Buy

R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN Chemical Properties,Uses,Production

Chemical Properties

White crystalline powder

Reactions

A chiral diphosphine ligand used in the highly-enantioselective hydrogenation of ketoesters, hydroxyketones, ketophosphonates and succinates.
A ligand used for the dynamic kinetic resolution of α,β−unsaturated lactones via asymmetric copper-catalyzed conjugate reduction.
Used in the intramolecular Heck reaction for the synthesis of diterpenoids.
Used in asymmetric Pauson-Khand reaction.
Used in asymmetric iminonitroso Diels-Alder reaction.
Palladium catalyzed asymmetric hydrogenation of N-tosyl ketimines

R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN synthesis

Synthesis of R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN from 1,4-Benzodioxan

R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN Preparation Products And Raw materials

Raw materials

Phosphine oxide, (2,3-dihydro-1,4-benzodioxin-6-yl)diphenyl- Phosphine oxide, (2,3-dihydro-5-iodo-1,4-benzodioxin-6-yl)diphenyl- 6-BROMO-1,4-BENZODIOXANE 1,4-Benzodioxan

Preparation Products

R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN Suppliers

Global( 38)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Aceschem Inc.	+1-817863-6948 +1-（817）863-6948	sales@aceschem.com	United States	19639	58
Suzhou Origin Specialty Chemicals Co., Ltd.	+86-512-68662322 +86-17312436797	hanqun@origsc.com	China	788	58
Jilin Chinese Academy of Sciences-yanshen Technology	+undefined18143011203	info@chemextension.com	China	42057	58
Aladdin Scientific	+1-833-552-7181	sales@aladdinsci.com	United States	57511	58
J & K SCIENTIFIC LTD.	010-82848833 400-666-7788	jkinfo@jkchemical.com	China	96815	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	021-61259108 18621169109	market03@meryer.com	China	40240	62
Daicel Chiral Technologies (China)CO.,LTD	021-50460086-9 15921403865	han_yajun@dctc.daicel.com	China	6854	65
Tianjin Derchemist Science & Technology Co., Ltd.	22-58627059 13920586291	zdcomcon@126.com	China	3022	50
Thermo Fisher Scientific	800-810-5118	cnchemical@thermofisher.com	China	17779	75
Bide Pharmatech Ltd.	400-1647117 15221909166	product02@bidepharm.com	China	41438	60

Supplier	Advantage
Aceschem Inc.	58
Suzhou Origin Specialty Chemicals Co., Ltd.	58
Jilin Chinese Academy of Sciences-yanshen Technology	58
Aladdin Scientific	58
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
Daicel Chiral Technologies (China)CO.,LTD	65
Tianjin Derchemist Science & Technology Co., Ltd.	50
Thermo Fisher Scientific	75
Bide Pharmatech Ltd.	60

503538-68-9(R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN)Related Search:

ETHYLENE 3,4-Ethylenedioxythiophene R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN

(S)-SYNPHOS(R) (S)-SYNPHOS(TM) S-(-)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN (S)-(-)-[(5,6),(5',6')-BIS(ETHYLENEDIOXY)BIPHENYL-2,2'-DIYL](DIPHENYLPHOSPHINE) (R)-SYNPHOS(R) (R)-SYNPHOS(TM) R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN (R)-(+)-[(5,6),(5',6')-BIS(ETHYLENEDIOXY)BIPHENYL-2,2'-DIYL](DIPHENYLPHOSPHINE) (s)-synphos® (S)-(-)-[(5,6),(5',6')-Bis(ethylenedioxy) biphenyl-2,2'-diyl](diphenylphosphine),98% S-(-)-6,6'-Bis(diphenylphosphino)-2,2',3,3'-tetrahydro-5,5'-bi-1,4-benzodioxin (S)-SYNPHOS 503538-68-9 S-(-)-6,6'-Bis(diphenylphosphino)-2,2',3,3'-tetrahydro-5,5'-bi-1,4-benzodioxin, min. 97% (S)-SYNPHOS(TM) (S)-SYNPHOS 1,1'-[(5S)-2,2',3,3'-Tetrahydro[5,5'-bi-1,4-benzodioxin]-6,6'-diyl]bis(1,1-diphenylphosphine) (S)-6,6'-Bis(diphenylphosphino)-2,2',3,3'-tetrahydro-5,5'-bibenzo[b][1,4]dioxine 5-(6-diphenylphosphanyl-2,3-dihydro-1,4-benzodioxin-5-yl)-2,3-dihydro-1,4-benzodioxin-6-yl]-diphenylphosphane Phosphine, 1,1'-[(5S)-2,2',3,3'-tetrahydro[5,5'-bi-1,4-benzodioxin]-6,6'-diyl]bis[1,1-diphenyl- 6,6'-bis(diphenylphosphaneyl)-2,2',3,3'-tetrahydro-5,5'-bibenzo[b][1,4]dioxine "S-(-)-6,6-Bis(diphenylphosphino)-2,2,3,3-tetrahydro-5,5-bi-1,4-benzodioxin (S)-SYNPHOS" R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN (S)-6,6'-Bis(diphenylphosphino)-2,2',3,3'-tetrahydro-5,5'-bibenzo[b][1,4]dioxine 503538-68-9 C40H32O4P2 Chiral Phosphine SYNPhos