CH484193A -
Process for the preparation of derivatives of cephalosporanic acid
- Google Patents
Process for the preparation of derivatives of cephalosporanic acid
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Publication number
CH484193A
CH484193ACH750667ACH750667ACH484193ACH 484193 ACH484193 ACH 484193ACH 750667 ACH750667 ACH 750667ACH 750667 ACH750667 ACH 750667ACH 484193 ACH484193 ACH 484193A
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Application filed by Bristol Myers CofiledCriticalBristol Myers Co
Priority to CH750667ApriorityCriticalpatent/CH484193A/en
Publication of CH484193ApublicationCriticalpatent/CH484193A/en
C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
C07D501/14—Compounds having a nitrogen atom directly attached in position 7
C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
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Chemical & Material Sciences
(AREA)
Organic Chemistry
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CH750667A1967-05-261967-05-26
Process for the preparation of derivatives of cephalosporanic acid
CH484193A
(en)