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ChemicalBook >> CAS DataBase List >> (1R,1'R,2S,2'S)-DUANPHOS

(1R,1'R,2S,2'S)-DUANPHOS

$149 - $1950
Product name: (1R,1'R,2S,2'S)-DUANPHOS
CAS: 528814-26-8
MF: C24H32P2
MW: 382.46
EINECS:
MDL Number:MFCD32671733
Synonyms:(1R,1'R,2S,2'S)-2,2'-Bis(1,1-dimethylethyl)-2,2',3,3'-tetrahydro-1,1'-bi-1H-isophosphindole,99%e.e.;(1R,1'R,2S,2'S)- 2,2'-bis(1,1-diMethylethyl)-2,2',3,3'-tetrahydro-1,1'-Bi-1H-isophosphindole;(1R,1'R,2S,2'S)-(+)-2,2'-Di-t-butyl-2,3,2',3'-tetrahydro-1,1'-bi-1H-isophosphindole (R,R,S,S)-DUANPHOS;1,1'-Bi-1H-isophosphindole, 2,2'-bis(1,1-dimethylethyl)-2,2',3,3'-tetrahydro-, (1R,1'R,2S,2'S)-;RcSp-DuanPhos;(1R,1'R,2S,2'S)-2,2'-di-tert-butyl-2,2',3,3'-tetrahydro-1H,1'H-1,1'-biisophosphindole;(1R,1'R,2S,2'S)-(+)-2,2'-Di-t-butyl-2,3,2',3'-tetrahydro-1,1'-bi-1H-isophosphindole;(1R,1'R,2S,2'S)-DUANPHOS

Price16 Properties Safety Information Description

16 prices

Selected condition：

Brand

aablocks
ACHEMBLOCK
American Custom Chemicals Corporation
Sigma-Aldrich
Strem Chemicals
Usbiological

Package

5MG
50mg
100mg
250MG
500mg
1G

Manufactureraablocks
Product numberAA003BD5
Product descriptionRcsp-Duanphos min.98%
Packaging100mg
Price$343
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA003BD5
Product descriptionRcsp-Duanphos min.98%
Packaging500mg
Price$1197
Updated2026-05-28
Buy

ManufacturerACHEMBLOCK
Product numberK16284
Product description(1R,1'R,2S,2'S)-2,2'-di-tert-butyl-2,2',3,3'-tetrahydro-1H,1'H-1,1'-biisophosphindole 97%
Packaging1G
Price$1950
Updated2026-05-27
Buy

ManufacturerACHEMBLOCK
Product numberK16284
Product description(1R,1'R,2S,2'S)-2,2'-di-tert-butyl-2,2',3,3'-tetrahydro-1H,1'H-1,1'-biisophosphindole 97%
Packaging250MG
Price$780
Updated2026-05-27
Buy

ManufacturerACHEMBLOCK
Product numberK16284
Product description(1R,1'R,2S,2'S)-2,2'-di-tert-butyl-2,2',3,3'-tetrahydro-1H,1'H-1,1'-biisophosphindole 97%
Packaging100MG
Price$435
Updated2026-05-27
Buy

ManufacturerAmerican Custom Chemicals Corporation
Product numberCCH0004150
Product description(1R,1'R,2S,2'S)-DUANPHOS 95.00%
Packaging5MG
Price$495.32
Updated2021-12-16
Buy

ManufacturerSigma-Aldrich
Product number657697
Product description(1R,1′R,2S,2′S)-DuanPhos
Packaging100mg
Price$201
Updated2026-04-30
Buy

ManufacturerSigma-Aldrich
Product number657697
Product description(1R,1′R,2S,2′S)-DuanPhos
Packaging500mg
Price$652
Updated2026-04-30
Buy

ManufacturerStrem Chemicals
Product number15-1060
Product description(1R,1'R,2S,2'S)-(+)-2,2'-Di-t-butyl-2,3,2',3'-tetrahydro-1,1'-bi-1H-isophosphindole, min. 98% (R,R,S,S)-DUANPHOS
Packaging100mg
Price$149
Updated2024-03-01
Buy

ManufacturerStrem Chemicals
Product number15-1060
Product description(1R,1'R,2S,2'S)-(+)-2,2'-Di-t-butyl-2,3,2',3'-tetrahydro-1,1'-bi-1H-isophosphindole, min. 98% (R,R,S,S)-DUANPHOS min.98%
Packaging500mg
Price$983
Updated2026-04-30
Buy

ManufacturerStrem Chemicals
Product number15-1060
Product description(1R,1'R,2S,2'S)-(+)-2,2'-Di-t-butyl-2,3,2',3'-tetrahydro-1,1'-bi-1H-isophosphindole, min. 98% (R,R,S,S)-DUANPHOS min.98%
Packaging100mg
Price$257
Updated2026-04-30
Buy

ManufacturerStrem Chemicals
Product number15-1060
Product description(1R,1'R,2S,2'S)-(+)-2,2'-Di-t-butyl-2,3,2',3'-tetrahydro-1,1'-bi-1H-isophosphindole, min. 98% (R,R,S,S)-DUANPHOS
Packaging500mg
Price$590
Updated2024-03-01
Buy

ManufacturerUsbiological
Product number273795
Product description(1R,1'R,2S,2'S)-DuanPhos Asreported
Packaging100mg
Price$644
Updated2026-06-03
Buy

ManufacturerUsbiological
Product number273795
Product description(1R,1'R,2S,2'S)-DuanPhos Asreported
Packaging50mg
Price$428
Updated2026-06-03
Buy

ManufacturerUsbiological
Product number273795
Product description(1R,1'R,2S,2'S)-DuanPhos Asreported
Packaging250mg
Price$1097
Updated2026-06-03
Buy

ManufacturerUsbiological
Product number273795
Product description(1R,1'R,2S,2'S)-DuanPhos Asreported
Packaging500mg
Price$1776
Updated2026-06-03
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
aablocks	AA003BD5	Rcsp-Duanphos min.98%	100mg	$343	2026-05-28	Buy
aablocks	AA003BD5	Rcsp-Duanphos min.98%	500mg	$1197	2026-05-28	Buy
ACHEMBLOCK	K16284	(1R,1'R,2S,2'S)-2,2'-di-tert-butyl-2,2',3,3'-tetrahydro-1H,1'H-1,1'-biisophosphindole 97%	1G	$1950	2026-05-27	Buy
ACHEMBLOCK	K16284	(1R,1'R,2S,2'S)-2,2'-di-tert-butyl-2,2',3,3'-tetrahydro-1H,1'H-1,1'-biisophosphindole 97%	250MG	$780	2026-05-27	Buy
ACHEMBLOCK	K16284	(1R,1'R,2S,2'S)-2,2'-di-tert-butyl-2,2',3,3'-tetrahydro-1H,1'H-1,1'-biisophosphindole 97%	100MG	$435	2026-05-27	Buy
American Custom Chemicals Corporation	CCH0004150	(1R,1'R,2S,2'S)-DUANPHOS 95.00%	5MG	$495.32	2021-12-16	Buy
Sigma-Aldrich	657697	(1R,1′R,2S,2′S)-DuanPhos	100mg	$201	2026-04-30	Buy
Sigma-Aldrich	657697	(1R,1′R,2S,2′S)-DuanPhos	500mg	$652	2026-04-30	Buy
Strem Chemicals	15-1060	(1R,1'R,2S,2'S)-(+)-2,2'-Di-t-butyl-2,3,2',3'-tetrahydro-1,1'-bi-1H-isophosphindole, min. 98% (R,R,S,S)-DUANPHOS	100mg	$149	2024-03-01	Buy
Strem Chemicals	15-1060	(1R,1'R,2S,2'S)-(+)-2,2'-Di-t-butyl-2,3,2',3'-tetrahydro-1,1'-bi-1H-isophosphindole, min. 98% (R,R,S,S)-DUANPHOS min.98%	500mg	$983	2026-04-30	Buy
Strem Chemicals	15-1060	(1R,1'R,2S,2'S)-(+)-2,2'-Di-t-butyl-2,3,2',3'-tetrahydro-1,1'-bi-1H-isophosphindole, min. 98% (R,R,S,S)-DUANPHOS min.98%	100mg	$257	2026-04-30	Buy
Strem Chemicals	15-1060	(1R,1'R,2S,2'S)-(+)-2,2'-Di-t-butyl-2,3,2',3'-tetrahydro-1,1'-bi-1H-isophosphindole, min. 98% (R,R,S,S)-DUANPHOS	500mg	$590	2024-03-01	Buy
Usbiological	273795	(1R,1'R,2S,2'S)-DuanPhos Asreported	100mg	$644	2026-06-03	Buy
Usbiological	273795	(1R,1'R,2S,2'S)-DuanPhos Asreported	50mg	$428	2026-06-03	Buy
Usbiological	273795	(1R,1'R,2S,2'S)-DuanPhos Asreported	250mg	$1097	2026-06-03	Buy
Usbiological	273795	(1R,1'R,2S,2'S)-DuanPhos Asreported	500mg	$1776	2026-06-03	Buy

Properties

Melting point :214-246 °C
alpha :+19.5
Boiling point :474.5±45.0 °C(Predicted)
storage temp. :-20°C, stored under nitrogen
form :crystal
color :white
optical activity :[α]20/D +18°, c = 1 in chloroform
Sensitive :air sensitive
InChI :InChI=1S/C24H32P2/c1-23(2,3)25-15-17-11-7-9-13-19(17)21(25)22-20-14-10-8-12-18(20)16-26(22)24(4,5)6/h7-14,21-22H,15-16H2,1-6H3/t21-,22-,25+,26+/m1/s1
InChIKey :HCBRTCFUVLYSKU-PWGHIRGTSA-N
SMILES :[C@H]1([C@H]2C3=C(C=CC=C3)C[P@@]2C(C)(C)C)C2=C(C=CC=C2)C[P@@]1C(C)(C)C
CAS DataBase Reference :528814-26-8

Safety Information

Symbol(GHS):

Signal word:

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	Pictogram	P-Codes

Precautionary statements:

Description

Chiral Quest Phosphine Ligands for Asymmetric HydrogenationCatalytic ligand used for:Stereoselective synthesis of cyano-substituted dihydropyrroles by annulation of cyanoallenesRhodium-catalyzed intermolecular enantioselective hydroacylation of alkynes to give alpha- and beta-substituted unsaturated ketones by kinetic resolutionStereoselective preparation of β-amino nitriles via rhodium-catalyzed asymmetric hydrogenation of amino acrylonitrilesStereoselective preparation of anti-1,3-amino alcohols via rhodium-catalyzed asymmetric hydrogenation of β-ketoenamide intermediatesStereoselective preparation of acetylaminoindane via rhodium-catalyzed asymmetric hydrogenation of acetylaminoindene

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(1R,1'R,2S,2'S)-DUANPHOS

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Description

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