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172138-95-3

172138-95-3 Structure

172138-95-3 Structure
IdentificationBack Directory
[Name]

(+)-N,N'-(1S,2S)-1,2-DIAMINOCYCLOHEXANEDIYLBIS(2-PYRIDINECARBOXAMIDE)
[CAS]

172138-95-3
[Synonyms]

(S,S)-DACH-pyridyl Trost ligand
(S,S)-DACH-pyridyl Trost ligand 95%
2,6-Bis[(4S)-benzyl-2-oxazolin-2-yl]-pyridine
N,N'-((1S,2S)-Cyclohexane-1,2-diyl)dipicolinaMide
(1S,2S)-1,2-Bis(2-pyridinecarboxamido)cyclohexane
N-((1S,2S)-2-(picolinamido)cyclohexyl)picolinamide
(1R,2R)-(-)-1,2-Bis[(2-pyridinylcarbonyl)amino]cyclohexane
1S,2S- N,N’-1,2-Diaminocyclohexanediylbis (2-pyridinecarboxamide)
(+)-N,N'-(1S,2S)-1,2-DIAMINOCYCLOHEXANEDIYLBIS(2-PYRIDINECARBOXAMIDE)
(+)-N,N'-(1S,2S)-1,2-Diaminocyclohexanediylbis(2-pyridinecarboxamide),98%
(1S,2S)-N,N'-1,2-Diaminocyclohexanediylbis(2- pyridinecarboxamide),99%e.e.
(+)-N,N'-(1S,2S)-1,2-Diaminocyclohexanediylbis(2-pyridinecarboxamide),min.98%
(+)-N,N''-(1S,2S)-1,2-DIAMINOCYCLOHEXANEDIYLBIS(2-PYRIDINECARBOXAMIDE), MIN. 98%
(1R,2R)-N,Nμ-1,2-Cyclohexanediylbis(2-pyridinecarboxamide), (1R,2R)-1,2-Bis(2-pyridinecarboxamido)cyclohexane
(+)-N,N'-(1S,2S)-1,2-Diaminocyclohexanediylbis(2-pyridinecarboxamide), min. 98% (S,S)-DACH-Pyridyl Trost Ligand
(1S,2S)-N,Nμ-1,2-Cyclohexanediylbis(2-pyridinecarboxamide), (+)-N,Nμ-(1S,2S)-1,2-Diaminocyclohexanediylbis(2-pyridinecarboxamide), (1S,2S)-(+)-1,2-Bis[(2-pyridinylcarbonyl)amino]cyclohexane, (1S,2S)-1,2-Bis(2-pyridinecarboxamido)cyclohexane
[Molecular Formula]

C18H20N4O2
[MDL Number]

MFCD02684544
[MOL File]

172138-95-3.mol
[Molecular Weight]

324.38
Chemical PropertiesBack Directory
[Melting point ]

170°C
[alpha ]

+95° (c 1, CH3OH)
[Boiling point ]

663.4±50.0 °C(Predicted)
[density ]

1.25±0.1 g/cm3(Predicted)
[storage temp. ]

2-8°C
[form ]

Powder
[pka]

12.51±0.40(Predicted)
[color ]

off-white
[CAS DataBase Reference]

172138-95-3
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H335
[Precautionary statements ]

P261-P305+P351+P338
[Hazard Codes ]

Xn
[Risk Statements ]

36/37/38-22
[Safety Statements ]

26-36/37/39-36/37
[WGK Germany ]

3
Questions And AnswerBack Directory
[Reactions]

  1. Ligands for Mo catalyzed asymmetric allylic substitutions. Especially useful for the synthesis of tertiary and quaternary stereocenters. Exclusive license for this technology acquired by ChiroTech and is protected by pending Stanford University patents.
  2. Dynamic kinetic asymmetric formation of tertiary and quaternary stereogenic centers
Reactions of 172138-95-3
Hazard InformationBack Directory
[Uses]

Trost Ligands for Asymmetric Allylic Alkylation
[Synthesis]

1,1'-Carbonyldiimidazole (1.7Kg, 10.48mol) and THF (7.5L) were added to a 22L flask and solid pyridinecarboxylic acid (1.36Kg, 11 mol) was added to the slurry at room temperature, the reaction was heat absorbed and the mixture was allowed to cool down
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