ChemicalBook >> CAS DataBase List >>(S,S)-I-Pr-duphos
(S,S)-I-Pr-duphos
- CAS No.
- 147253-69-8
- Chemical Name:
- (S,S)-I-Pr-duphos
- Synonyms
- (S,S)-I-Pr-duphos;(-)-1,2-BIS((2S,5S)-2,5-DIISOPROPYLPHOSPHOLANO)BENZENE;(-)-1,2-BIS((2S,5S)-2,5-DI-I-PROPYLPHOSPHOLANO)BENZENE;1,2-bis((2S,5S)-2,5-diisopropylphospholan-1-yl)benzene;(?)-1,2-Bis[(2S,5S)-2,5-diisopropylphospholano]benzene;(-)-1,2-Bis[(2S,5S)-2,5-diisopropylphospholano]benzene;1,2-Bis[(2S,5S)-2,5-diisopropyl-1-phospholanyl]benzene, 97+%;(?)-1,2-Bis[(2S,5S)-2,5-diisopropylphospholano]benzene;(-)-1,2-Bis[(2S,5S)-2,5-diisopropylphospholano]benzene, Kanata purity;(-)-1,2-Bis((2S,5S)-2,5-di-i-propylphospholano)benzene (S,S)-i-Pr-DUPHOS
- CBNumber:
- CB7128464
- Molecular Formula:
- C26H44P2
- Molecular Weight:
- 418.58
- MDL Number:
- MFCD02684550
- MOL File:
- 147253-69-8.mol
- MSDS File:
- SDS
Last updated:2026-09-12 18:54:27
| Melting point | 40°C |
|---|---|
| alpha | -85° (c 1, hexane) |
| Boiling point | 502.0±20.0 °C(Predicted) |
| storage temp. | under inert gas (nitrogen or Argon) at 2-8°C |
| form | crystal |
| color | white |
| Sensitive | Air Sensitive |
| InChI | 1S/C26H44P2/c1-17(2)21-13-14-22(18(3)4)27(21)25-11-9-10-12-26(25)28-23(19(5)6)15-16-24(28)20(7)8/h9-12,17-24H,13-16H2,1-8H3/t21-,22-,23-,24-/m0/s1 |
| InChIKey | RBVGOQHQBUPSGX-ZJZGAYNASA-N |
| SMILES | CC(C)[C@@H]1CC[C@@H](C(C)C)P1c2ccccc2P3[C@@H](CC[C@H]3C(C)C)C(C)C |
| UNSPSC Code | 12352005 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) | ![]() GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Danger | |||||||||
| Hazard statements | H332-H315-H302-H312-H319 | |||||||||
| Precautionary statements | P280-P302+P352-P312-P322-P363-P501-P261-P271-P304+P340-P312-P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P-P264-P270-P301+P312-P330-P501 | |||||||||
| Risk Statements | 36/37/38 | |||||||||
| Safety Statements | 26-36/37/39 | |||||||||
| WGK Germany | 3 | |||||||||
| Storage Class | 13 - Non Combustible Solids | |||||||||
| NFPA 704 |
|
(S,S)-I-Pr-duphos price More Price(12)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 668176 | (?)-1,2-Bis[(2S,5S)-2,5-diisopropylphospholano]benzene kanata purity | 147253-69-8 | 100mg | $125 | 2023-06-20 | Buy |
| Strem Chemicals | 15-0411 | (-)-1,2-Bis((2S,5S)-2,5-di-i-propylphospholano)benzene, 98+% (S,S)-i-Pr-DUPHOS 98+% | 147253-69-8 | 100mg | $85 | 2026-04-30 | Buy |
| Strem Chemicals | 15-0411 | (-)-1,2-Bis((2S,5S)-2,5-di-i-propylphospholano)benzene, 98+% (S,S)-i-Pr-DUPHOS 98+% | 147253-69-8 | 500mg | $292 | 2026-04-30 | Buy |
| American Custom Chemicals Corporation | ING0001092 | (-)-1,2-BIS((2S,5S)-2,5-DI-I-PROPYLPHOSPHOLANO)BENZENE 95.00% | 147253-69-8 | 100MG | $649.18 | 2021-12-16 | Buy |
| American Custom Chemicals Corporation | ING0001092 | (-)-1,2-BIS((2S,5S)-2,5-DI-I-PROPYLPHOSPHOLANO)BENZENE 95.00% | 147253-69-8 | 2G | $1836.45 | 2021-12-16 | Buy |
(S,S)-I-Pr-duphos 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.
- Forms superior catalysts for asymmetric reductive aminations.
- Catalyst used for the asymmetric hydrogenation of enol phosphonates.
- A novel enantioselective synthesis of β-amino alcohols and 1,2-diamines.
- Ligand for the catalytic asymmetric [4+1] cycloaddition of vinylallenes with CO.
- Ligand for the Rh-catalyzed asymmetric enyne cycloisomerization.
- Catalytic enantioselective addition of dialkylzinc to N-Diphenylphosphinoylimines.
- Palladium catalyzed asymmetric phosphination.
- Catalytic enantioselective allylation of ketones.
- Enantioselective synthesis of cyclopropylborates.
- Ligand used in gold catalyzed rearrangement of cyclopropylidene.



Uses
DuPhos and BPE Ligands: Highly Efficient Privileged Ligands
(S,S)-I-Pr-duphos Preparation Products And Raw materials
Raw materials
Preparation Products
(S,S)-I-Pr-duphos Suppliers
Global( 31)Suppliers
| Supplier | Tel | 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 |
| Energy Chemical | 400-0056266 | sales8178@energy-chemical.com | China | 44850 | 61 |
| Shanghai Aladdin Bio-Chem Technology Co.,LTD | 400-6206333 13167063860 | anhua.mao@aladdin-e.com | China | 29985 | 65 |
| Sigma-Aldrich | 021-61415566 800-8193336 | orderCN@merckgroup.com | China | 51389 | 80 |
| Shanghai YuanYe Biotechnology Co., Ltd. | 15026964105 | 2881489226@qq.com | China | 89667 | 60 |
| LaaJoo | 021-60702684 18516024827 | huang.jiayi@sinocompound.com | China | 2280 | 58 |
| Shanghai Anyinuo Biomedical Technology Co., Ltd. | 021-34625901 | 420970979@qq.com | China | 5978 | 58 |
| Shanghai Thoreco Novel Material Co. Ltd | 021-34202258 19391107643 | Sales@thoreco.com | China | 183 | 58 |
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(-)-1,2-Bis((2S,5S)-2,5-di-i-propylphospholano)benzene (S,S)-i-Pr-DUPHOS
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(-)-1,2-Bis[(2S,5S)-2,5-diisopropylphospholano]benzene
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(S,S)-I-Pr-duphos
147253-69-8
DuPhos/BPE
Privileged Ligands
Chiral Catalysts, Ligands, and Reagents
Asymmetric Synthesis
organophosphine ligand





