ChemicalBook >> CAS DataBase List >>(2S,3S)-(+)-2,3-BIS(DIPHENYLPHOSPHINO)-BICYCLO[2.2.1]HEPT-5-ENE

(2S,3S)-(+)-2,3-BIS(DIPHENYLPHOSPHINO)-BICYCLO[2.2.1]HEPT-5-ENE

CAS No.
71042-54-1
Chemical Name:
(2S,3S)-(+)-2,3-BIS(DIPHENYLPHOSPHINO)-BICYCLO[2.2.1]HEPT-5-ENE
Synonyms
(S,S)-NORPHOS;(2S,3S)-(+)-Norphos;(1R,4S,5S,6S)-5,6-Dibenzhydrylbicyclo[2.2.1]hept-2-ene;(1S,4R)-5α,6β-Bis(diphenylphosphino)bicyclo[2.2.1]hepta-2-ene;(2S,3S)-(+)-2,3-Bis(diphenylphosphino)-bicylo[2.2.1]hept-5-ene;(2S,3S)-(+)-2,3-Bis(diphenylphosphino)bicycle(2.2.1)hept-5-ene;(2S,3S)-(+)-2,3-BIS(DIPHENYLPHOSPHINO)-BICYCLO[2.2.1]HEPT-5-ENE;(1R,4S,5S,6S)-5,6-Dibenzhydrylbicyclo[2.2.1]hept-2-ene - [D88565];(2R,3R)-(-)-2,3-Bis(diphenylphosphino)bicyclo[2.2.1]hept-5-ene,95%;(2S,3S)-(+)-2,3-Bis(diphenylphosphino)bicyclo[2.2.1]hept-5-ene >
CBNumber:
CB0148870
Molecular Formula:
C31H28P2
Molecular Weight:
462.5
MDL Number:
MFCD00085364
MOL File:
71042-54-1.mol
Last updated:2025-07-16 09:55:25
Product description Number Pack Size Price
(2S,3S)-(+)-2,3-Bis(diphenylphosphino)bicyclo[2.2.1]hept-5-ene >98.0%(GC) B3450 100mg $221
(2S,3S)-(+)-2,3-Bis(diphenylphosphino)-bicyclo[2.2.1]hept-5-ene, min. 95% (S,S)-NORPHOS 15-0141 250mg $239
(2S,3S)-(+)-2,3-Bis(diphenylphosphino)-bicyclo[2.2.1]hept-5-ene, min. 95% (S,S)-NORPHOS 15-0141 1g $718
(2S,3S)-(+)-2,3-Bis(diphenylphosphino)-bicyclo[2.2.1]hept-5-ene B430440 1mg $45
(2S,3S)-(+)-2,3-Bis(diphenylphosphino)-bicyclo[2.2.1]hept-5-ene B430440 2mg $60
More product size

(2S,3S)-(+)-2,3-BIS(DIPHENYLPHOSPHINO)-BICYCLO[2.2.1]HEPT-5-ENE Properties

Melting point 120 °C
alpha +47° (c 1, CHCl3)
Boiling point 577.0±50.0 °C(Predicted)
storage temp. 2-8°C, protect from light, stored under nitrogen
form crystal
color white
Sensitive air sensitive
CAS DataBase Reference 71042-54-1

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
Risk Statements  36/37/38
Safety Statements  26-36/37/39
TSCA  No
HS Code  29310099

(2S,3S)-(+)-2,3-BIS(DIPHENYLPHOSPHINO)-BICYCLO[2.2.1]HEPT-5-ENE price More Price(26)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemical B3450 (2S,3S)-(+)-2,3-Bis(diphenylphosphino)bicyclo[2.2.1]hept-5-ene >98.0%(GC) 71042-54-1 100mg $221 2025-07-31 Buy
Strem Chemicals 15-0141 (2S,3S)-(+)-2,3-Bis(diphenylphosphino)-bicyclo[2.2.1]hept-5-ene, min. 95% (S,S)-NORPHOS 71042-54-1 250mg $239 2024-03-01 Buy
Strem Chemicals 15-0141 (2S,3S)-(+)-2,3-Bis(diphenylphosphino)-bicyclo[2.2.1]hept-5-ene, min. 95% (S,S)-NORPHOS 71042-54-1 1g $718 2024-03-01 Buy
TRC B430440 (2S,3S)-(+)-2,3-Bis(diphenylphosphino)-bicyclo[2.2.1]hept-5-ene 71042-54-1 1mg $45 2021-12-16 Buy
TRC B430440 (2S,3S)-(+)-2,3-Bis(diphenylphosphino)-bicyclo[2.2.1]hept-5-ene 71042-54-1 2mg $60 2021-12-16 Buy
Product number Packaging Price Buy
B3450 100mg $221 Buy
15-0141 250mg $239 Buy
15-0141 1g $718 Buy
B430440 1mg $45 Buy
B430440 2mg $60 Buy

(2S,3S)-(+)-2,3-BIS(DIPHENYLPHOSPHINO)-BICYCLO[2.2.1]HEPT-5-ENE Chemical Properties,Uses,Production

Reaction

  1. Ligand used in the enantioselective rhodium catalyzed hydrogenation of α–dehydroaminoesters and enamides.
  2. Ligand used in the enantioselective rhodium catalyzed hydroboration of cyclopropenes.
  3. Ligand used in the asymmetric rhodium catalyzed cleavage of racemic 1,3-oxazolidines.
Reactions of 71042-54-1

Chemical Properties

White crystalline powder

Uses

(2S,3S)-(+)-2,3-BIS(DIPHENYLPHOSPHINO)-BICYCLO[2.2.1]HEPT-5-ENE is a ligand for transition metal-catalyzed asymmetric hydrogenation of olefins, α-ketoesters, imines, and β-ketoesters; homotypic Diels-Alder reactions; and hydroarylations.

Preparation

Trans-(2S,3S)-bis(diphenylphosphino)bicyclo[2.2.1]hept-5-ene (R,R-NORPHOS) has  been prepared by reduction (Trichlorosilane) of the phosphine oxide, which was resolved with (-)- dibenzoyltartaric acid

(2S,3S)-(+)-2,3-BIS(DIPHENYLPHOSPHINO)-BICYCLO[2.2.1]HEPT-5-ENE Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 61)Suppliers
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Richest Group Ltd
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Aladdin Scientific
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Amadis Chemical Company Limited
571-89925085 sales@amadischem.com China 131957 58
Mainchem Co., Ltd. +86-0592-6210733 sale@mainchem.com China 32343 55
J & K SCIENTIFIC LTD. 18210857532; 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40228 62
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24529 81
Energy Chemical 021-021-58432009 400-005-6266 sales8178@energy-chemical.com China 44801 61
Shanghai Longsheng chemical Co.,Ltd. 021-58099652-8005 13585536065 bin.wu@shlschem.com China 9888 59
Maya High Purity Chemicals +86 (573) 82222445 (0)18006601000 452520369 sales@maya-r.com China 11707 57

View Lastest Price from (2S,3S)-(+)-2,3-BIS(DIPHENYLPHOSPHINO)-BICYCLO[2.2.1]HEPT-5-ENE manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
(2S,3S)-(+)-2,3-Bis(diphenylphosphino)bicyclo[2.2.1]hept-5-ene pictures 2021-07-02 (2S,3S)-(+)-2,3-Bis(diphenylphosphino)bicyclo[2.2.1]hept-5-ene
71042-54-1
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd

(2S,3S)-(+)-2,3-BIS(DIPHENYLPHOSPHINO)-BICYCLO[2.2.1]HEPT-5-ENE Spectrum

(2S,3S)-(+)-2,3-BIS(DIPHENYLPHOSPHINO)-BICYCLO[2.2.1]HEPT-5-ENE (S,S)-NORPHOS (2S,3S)-(+)-2,3-Bis(diphenylphosphino)-bicylo[2.2.1]hept-5-ene (2S,3S)-(+)-2,3-Bis(diphenylphosphino)-bicyclo[2.2.1]hept-5-ene,min.95%(S,S)-NORPHOS (2S,3S)-(+)-2,3-BIS(DIPHENYLPHOSPHINO)-BICYCLO[2.2.1]HEPT-5-ENE (S,S)-NORPHOS, (C 1,CHCL3) (1S,4R)-5α,6β-Bis(diphenylphosphino)bicyclo[2.2.1]hepta-2-ene [[1R,4S,(+)]-Bicyclo[2.2.1]hept-5-ene-2α,3β-diyl]bis(diphenylphosphine) [[1R,4S,(+)]-Bicyclo[2.2.1]hepta-5-ene-2α,3β-diyl]bis(diphenylphosphine) [1R,2S,3S,4S,(+)]-2α,3β-Bis(diphenylphosphino)bicyclo[2.2.1]hept-5-ene [1R,2S,3S,4S,(+)]-2α,3β-Bis(diphenylphosphino)bicyclo[2.2.1]hepta-5-ene (2R,3R)-(-)-2,3-Bis(diphenylphosphino)bicyclo[2.2.1]hept-5-ene,95% (2S,3S)-(+)-Norphos (2S,3S)-(+)-2,3-Bis(diphenylphosphino)-bicyclo[2.2.1]hept-5-ene, min. 95% (2S,3S)-(+)-2,3-Bis(diphenylphosphino)-bicyclo[2.2.1]hept-5-ene (S,S)-NORPHOS (2S,3S)-(+)-2,3-Bis(diphenylphosphino)bicycle(2.2.1)hept-5-ene, Min. 97% (S,S)-NORPHOS (1R,2S,3S,4S)-Bicyclo[2.2.1]hept-5-ene-2,3-diylbis[diphenylphosphine] Phosphine,1,1'-(1R,2S,3S,4S)-bicyclo[2.2.1]hept-5-ene-2,3-diylbis[1,1-diphenyl- (2S,3S)-(+)-2,3-Bis(diphenylphosphino)bicycle(2.2.1)hept-5-ene, (S,S)-NORPHOS (1R,4S,5S,6S)-5,6-Dibenzhydrylbicyclo[2.2.1]hept-2-ene (2S,3S)-(+)-2,3-Bis(diphenylphosphino)bicyclo[2.2.1]hept-5-ene > (2S,3S)-(+)-2,3-Bis(diphenylphosphino)bicycle(2.2.1)hept-5-ene (1R,4S,5S,6S)-5,6-Bis(diphenylphosphaneyl)bicyclo[2.2.1]hept-2-ene (1R,4S,5S,6S)-5,6-Dibenzhydrylbicyclo[2.2.1]hept-2-ene - [D88565] 71042-54-1 Chiral Phosphine NORPhos Series organophosphine ligand