PROCESS FOR THE SEPARATION AND PURIFICATION OF BENZODIAZEPINE COMPOUNDS
1356883 Benzodiazepines SUMITOMO CHEMICAL CO Ltd 19 June 1972 [18 June 1971] 28689/72 Heading C2C Benzodiazepine derivatives are separated and/or purified by extraction with an organic solvent followed by chromatographic separation with hydroxypropylated dextran gel. Reference has been directed by t...
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| Zusammenfassung: | 1356883 Benzodiazepines SUMITOMO CHEMICAL CO Ltd 19 June 1972 [18 June 1971] 28689/72 Heading C2C Benzodiazepine derivatives are separated and/or purified by extraction with an organic solvent followed by chromatographic separation with hydroxypropylated dextran gel. Reference has been directed by the Comptroller to Specifications 972,968, 1,022,642, 1,022,644, 1,022,645 and 1,029,741. |
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