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| | (2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE Basic information |
| Product Name: | (2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE | | Synonyms: | ((2R,3R)-butane-2,3-diyl)bis(diphenylphosphane);(R,R)-CHIRAPHOS;(2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE;(2R,3R)-(+)-2,3-BIS(DIPHENYL PHOSPHINO)BUTANE;(2R,3R)-(+)-Bis(diphenylphosphino)butane, (R,R)-CHIRAPHOS;(R,R)-Chiraphos,97%;(2R,3R)-(+)-Bis(diphenylphosphino)butane, 98% (R,R)-CHIRAPHOS;(2R,3R)-(+)-2,3-Bis(diphenylphosphino)butane (R,R)-CHIRAPHOS | | CAS: | 74839-84-2 | | MF: | C28H28P2 | | MW: | 426.48 | | EINECS: | | | Product Categories: | Chiral Phosphine;Pharmaceutical Intermediates | | Mol File: | 74839-84-2.mol |  |
| | (2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE Chemical Properties |
| Melting point | 104-109 °C | | Boiling point | 529.2±33.0 °C(Predicted) | | storage temp. | under inert gas (nitrogen or Argon) at 2-8°C | | form | solid | | color | white | | Sensitive | Air Sensitive | | CAS DataBase Reference | 74839-84-2 |
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ACROS
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| | (2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE Usage And Synthesis |
| Chemical Properties | white crystalline powder | | Uses | (2R,3R)-Bis(diphenylphosphino)butane is a reagent used in the synthesis of endothelin A receptor antagonists. Also used in the synthesis of (R)-Tolterodine and (S)-Tolterodine. | | Purification Methods | It recrystallises from absolute EtOH (~6g in 60mL) as colourless plates [Fryzuk & Bosnich J Am Chem Soc 99 6262 1977, Fryzuk & Bosnich J Am Chem Soc 101 3043 1979]. |
| | (2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE Preparation Products And Raw materials |
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