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Tetrahedron Letters

Volumn 18, Issue 25, 1977, Pages 2183-2186

Determination of the enantiomeric purity of chiral ketones using 13C NMR spectroscopy of their diastereomeric cyclic ketals

(2) Hiemstra, Henk a Wynberg, Hans a

a UNIVERSITY OF GRONINGEN (Netherlands)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0000842534 PISSN: 00404039 EISSN: None Source Type: Journal
DOI: 10.1016/S0040-4039(01)83714-X Document Type: Article

Times cited : (129)

References (24)

1
- 85050433258
- Modern Methods for the Determination of Optical Purity
- For a general review concerning determination of enantiomeric purity see
- (1967) Topics Stereochemistry , vol.2 , pp. 199
- Raban¹ Mislow²

2
- 0041957441
- (1961) Chem. Ind. (London) , pp. 1664
- Casanova¹ Corey²

3
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- (1962) J. Am. Chem. Soc. , vol.84 , pp. 2938
- Corey¹ Mitra²

4
- 84971037723
- The use of (+)-2,2,2-Trifluoro-1-phenylethylhydrazine in the optical analysis of asymmetric ketones by gas chromatography
- (1971) Australian Journal of Chemistry , vol.24 , pp. 1103
- Pereira¹ Solomon² Halpern³

5
- 0001151027
- (1971) J. Am. Chem. Soc. , vol.93 , pp. 1758
- Plattner¹ Rapoport²

6
- 0141489916
- (1967) Tetrahedron Lett. , pp. 1901
- Jochims¹ Taigel² Seelinger³

7
- 49649158132
- Sur la possibilite de determiner la purete optique des cetones par R.M.N.
- (1971) Tetrahedron Letters , pp. 1039
- Mamlak¹ Marquet² Lacombe³

8
- 0001166795
- Determination of enantiomeric purity using chiral lanthanide shift reagents
- (1974) Journal of the American Chemical Society , vol.96 , pp. 1038
- Mc Creary¹ Lewis² Wernick³ Whitesides⁴

9
- 8644290293
- Most of these derivatives can be synthesized under mild conditions in quantitative yields by known methods:
- (1954) J. Am. Chem. Soc. , vol.76 , pp. 1945
- Fieser¹

10
- 84932889625
- Synthesis of acetals using molecular sieves III The use of solid acids as catalysts
- (1977) Recueil des Travaux Chimiques des Pays-Bas , vol.96 , pp. 44
- Wortel¹ Esser² van Minnen-Pathuis³ Taal⁴ Roelofsen⁵ van Bekkum⁶

11
- 0010580712
- 13C nmr spectroscopy for determining enantiomeric purity via diastereomeric derivatives has never been published as far as we know;
- (1969) J. Am. Chem. Soc. , vol.91 , pp. 5927
- Kroschwitz¹ Winokur² Reich³ Roberts⁴

12
- 84917998016
- (1974) Topics Stereochemistry , vol.8 , pp. 20
- Wilson¹ Stothers²

13
- 84917981526
- 3).

14
- 0003515612
- Heyden & Son Ltd, London
- (1976) Interpretation of Carbon-13 nmr Spectra
- Wehrli¹ Wirthlin²

15
- 84989095995
- Quantitative13C NMR analysis of mixtures of 2,4-di-isocyanatotoluene and 2,6-di-isocyanatotoluene
- (1974) Organic Magnetic Resonance , vol.6 , pp. 398
- O'Neill¹ Pringuer²

16
- 0016925987
- (1976) Anal. Chem. , vol.48 , pp. 545
- Subbotin¹ Sergeyev²

17
- 84917981525
- The spectrum was taken ten times with different pulse delays and pulse widths; for determination of ratios we used a spectral width of 1000 Hz with 8K data acquisition.

18
- 84917981524
- Shift differences are given only for pertinent carbon atoms whose signals could be assigned with certainty.

19
- 84917981523
- The racemic ketones, used for the conversion to mixtures of diastereomeric ketals, were commercial compounds except for the ketones for ketals d (W. ten Hoeve and H. Wynberg, to be published)

20
- 84917981522
- (H. Numan and H. Wynberg, Tetrahedron Lett., accepted for publication)

21
- 0000662841
- (1955) J. Am. Chem. Soc. , vol.77 , pp. 411
- Dreiding¹ Tomasewski²

22
- 84917981521
- (the addition product of p-, t-butyl)-thiophenol to chalcone)

23
- 0012001513
- (1975) Tetrahedron Lett. , pp. 4057
- Helder¹ Wynberg²

24
- 0000513361
- (1970) J. Am. Chem. Soc. , vol.92 , pp. 5394
- Willy¹ Binsch² Eliel³

* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.