ChemicalBook >?? ???? >(S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL

(S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL

(S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL ??? ???

?? ??:: 205927-03-3

???:: (S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL

???(??):: BIPHEN H2;(S)-BIPHEN;(S) BIPHEN H2;(R) BIPHEN H2;-3,3'-di-t-butyL;(S)-(-)-BIPHEN H2;(R)-(+)-BIPHEN H2;99% (S)-BIPHEN H2;(S)-(-)-5,5',6,6'-TetramethyL;(S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-T&

CBNumber:: CB6494593

???:: C24H34O2

??? ??:: 354.53

MOL ??:: 205927-03-3.mol

?? ?? 46

(S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL ??

???: 170-174 °C

?? ?: 420.8±45.0 °C(Predicted)

??: -78° (c 0.352, THF)

??: 1.012±0.06 g/cm3(Predicted)

?? ??: 2-8°C

?? ?? (pKa): 10.95±0.50(Predicted)

??? ??: ??

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optical activity: [α]20/D -83±3°, c = 0.4 in THF

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?????	22-24/25
WGK ??	3

????(GHS):

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NFPA 704

	1
0		0

(S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL C??? ??, ??, ??

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(S)-5,5′,6,6′-Tetramethyl-3,3′-di-tert-butyl-1,1′-biphenyl-2,2′-diol, a biphenyl chiral ligand is used to prepare mono- and bidentate phosphites applicable as catalysts in the hydroformylation of allyl cyanide, heterocyclic olefins, and asymmetric hydrogenation of dimethyl itaconate.

(S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL ?? ?? ? ???

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(S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL ?? ??

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(S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL ?? ??:

(S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL (S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL

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(S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL

(S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL ??

(S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL C??? ??, ??, ??

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(S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL ?? ?? ? ???

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(S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL ?? ??

(S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL ?? ??: