Synthesis of the four stereoisomers of 1-azabicyclo[2.2.2]oct-3-yl-α-hydroxy-α-(4-phenylboronic acid)-α-phenylacetate (QNB-boronic acid), including a preparative HPLC method to separate diastereoisomeric mixtures with high optical purity

ChemInform Abstract: Synthesis of the Four Stereoisomers of 1-Azabicyclo(2.2.2)oct-3-yl-. alpha.-hydroxy-α-(4-phenylboronic acid)-α-phenylacetate ( QNB-Boronic Acid), Including a Preparative HPLC Method to Separate Diastereoisomeric Mixtures with High Opt

ChemInform ◽

10.1002/chin.199307095 ◽

2010 ◽

Vol 24 (7) ◽

pp. no-no

Author(s):

P. NANJAPPAN ◽

K. RAMALINGAM ◽

D. P. NOWOTNIK

Keyword(s):

Boronic Acid ◽

Phenylboronic Acid ◽

Hplc Method ◽

Preparative Hplc

ChemInform Abstract: Organocatalytic Asymmetric Intramolecular [3 + 2] Cycloaddition: A Straightforward Approach to Access Multiply Substituted Hexahydrochromeno[4,3-b]pyrrolidine Derivatives in High Optical Purity.

ChemInform ◽

10.1002/chin.201038150 ◽

2010 ◽

Vol 41 (38) ◽

pp. no-no

Author(s):

Nan Li ◽

Jin Song ◽

Xi-Feng Tu ◽

Bin Liu ◽

Xiao-Hua Chen ◽

...

Keyword(s):

Optical Purity ◽

High Optical Purity ◽

Straightforward Approach

An asymmetric synthesis of the diastereomeric 1-(2-cyclohexenyl)-1-alkanols in high optical purity via a stereochemically stable allylic borane, B-2-cyclohexen-1-yldiisopinocampheylborane

Journal of the American Chemical Society ◽

10.1021/ja00294a068 ◽

1985 ◽

Vol 107 (8) ◽

pp. 2564-2565 ◽

Cited By ~ 57

Author(s):

Herbert C. Brown ◽

Prabhakar K. Jadhav ◽

Krishna S. Bhat

Keyword(s):

Asymmetric Synthesis ◽

Optical Purity ◽

ChemInform Abstract: SELECTIVE REDUCTIONS. 34. ASYMMETRIC REDUCTION OF REPRESENTATIVE KETONES WITH H MONOISOPINOCAMPHEYLBORANE OF HIGH OPTICAL PURITY

10.1002/chin.198450108 ◽

1984 ◽

Vol 15 (50) ◽

Author(s):

H. C. BROWN ◽

A. K. MANDAL

Keyword(s):

Asymmetric Reduction ◽

Optical Purity ◽

ChemInform Abstract: Organocatalytic Asymmetric Formal [4 + 2] Cycloaddition for the Synthesis of Spiro[4-cyclohexanone-1,3′-oxindoline] Derivatives in High Optical Purity.

ChemInform ◽

10.1002/chin.201029127 ◽

2010 ◽

Vol 41 (29) ◽

pp. no-no

Author(s):

Qiang Wei ◽

Liu-Zhu Gong

Keyword(s):

Optical Purity ◽

Stereocontrol in intermolecular nucleophilic addition to N-acyliminium ion directed by a bicyclo(2.2.1)heptene or 7-oxabicyclo(2.2.1)heptene group. A novel route to 5-substituted 3-pyrrolin-2-ones of high optical purity.

Chemical and Pharmaceutical Bulletin ◽

10.1248/cpb.40.1670 ◽

1992 ◽

Vol 40 (6) ◽

pp. 1670-1672 ◽

Cited By ~ 17

Author(s):

Yoshitsugu ARAI ◽

Akihito FUJII ◽

Toshiyuki OHNO ◽

Toru KOIZUMI

Keyword(s):

Nucleophilic Addition ◽

Optical Purity ◽

High Optical Purity ◽

Group A

A Facile Route to alpha-Hydrazinopropionic Acid of High Optical Purity. The Absolute Configuration of alpha-(4,5,6,7-Tetrahydroindazolyl-1- and -2)propionic Acid.

Acta Chemica Scandinavica ◽

10.3891/acta.chem.scand.29b-0093 ◽

1975 ◽

Vol 29b ◽

pp. 93-98 ◽

Cited By ~ 10

Author(s):

Håkan Gustafsson ◽

Carmen H. G. Vogt ◽

Curt R. Enzell ◽

O. Smidsrød ◽

O. Dahl ◽

...

Keyword(s):

Propionic Acid ◽

Absolute Configuration ◽

Optical Purity ◽

High Optical Purity ◽

The Absolute ◽

Hydrazinopropionic Acid ◽

Facile Route

ChemInform Abstract: CHIRAL TETRAALKYLMETHANES. TWO SYNTHESES OF OPTICALLY ACTIVE BUTYLETHYLMETHYLPROPYLMETHANE OF KNOWN AND HIGH OPTICAL PURITY

10.1002/chin.198050151 ◽

1980 ◽

Vol 11 (50) ◽

Author(s):

W. TEN HOEVE ◽

H. WYNBERG

Keyword(s):

Optical Purity ◽

Optically Active ◽

ChemInform Abstract: AN ASYMMETRIC SYNTHESIS OF THE DIASTEREOMERIC 1-(2-CYCLOHEXENYL)-1-ALKANOLS IN HIGH OPTICAL PURITY VIA A STEREOCHEMICALLY STABLE ALLYLIC BORANE, B-2-CYCLOHEXEN-1-YLDIISOPINOCAMPHEYLBORANE

10.1002/chin.198534104 ◽

1985 ◽

Vol 16 (34) ◽

Author(s):

H. C. BROWN ◽

P. K. JADHAV ◽

K. S. BHAT

Keyword(s):

Asymmetric Synthesis ◽

Optical Purity ◽

ChemInform Abstract: Asymmetric Reactions. Part 61. Preparation of Secondary Alcohols of High Optical Purity.

10.1002/chin.198623174 ◽

1986 ◽

Vol 17 (23) ◽

Author(s):

O. CERVINKA ◽

A. FABRYOVA ◽

I. SABLUKOVA

Keyword(s):

Optical Purity ◽

Asymmetric Reactions ◽

Secondary Alcohols ◽