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note
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b) Aldrich, Sigma, and Fluka catalogues 1997: (+)-ephedrine: 10 g ≈ DM 10; (-)-ephedrine: 10 g ≈ DM 10.
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D. Mootz, H. Rütter, W. Poll, T. Schrader; further details of the crystal structure investigation may be obtained from the Fachinformationszentrum Karlsruhe, 76344 Eggenstein-Leopoldshafen (Germany), on quoting the depository number CSD-401 365
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D. Mootz, H. Rütter, W. Poll, T. Schrader; further details of the crystal structure investigation may be obtained from the Fachinformationszentrum Karlsruhe, 76344 Eggenstein-Leopoldshafen (Germany), on quoting the depository number CSD-401 365.
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All efforts to convert 7 into the chlorooxazaphospholidinone 2 under simple conditions failed. Ring-opening to 7 could not be avoided by employing even milder conditions and is possibly also titanium-catalyzed
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All efforts to convert 7 into the chlorooxazaphospholidinone 2 under simple conditions failed. Ring-opening to 7 could not be avoided by employing even milder conditions and is possibly also titanium-catalyzed.
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