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    CEPHALOSPORIN ESTERS AND ETHERS
    53.
    发明专利
    CEPHALOSPORIN ESTERS AND ETHERS 未知

    公开(公告)号：ZA793501B

    公开(公告)日：1980-07-30

    申请号：ZA793501

    申请日：1979-07-12

    Applicant: HOFFMANN LA ROCHE

    Inventor： MONTAVON M ,  REINER R

    IPC: A61K20060101 ,  A61K31/545 ,  A61K31/546 ,  A61P31/04 ,  C07D20060101 ,  C07D501/36 ,  C07D501/46 ,  C07D501/56 ,  C07D ,  A61K

    Abstract: There is presented cephalosporin derivatives which are the readily hydrolysable esters and ethers of compounds of the general formula (I) wherein R represents furyl, thienyl or phenyl optionally substituted by halogen, hydroxy, lower alkoxy or lower alkyl, R1 represents lower alkyl or aminocarbonylmethyl and X represents a group of the formula in which one of the two symbols R2 and R3 represents hydrogen and the other represents lower alkyl and R4 represents lower alkyl, as well as salts of said esters and ethers and hydrates of said esters, ethers and salts.

    ACYL DERIVATIVES
    54.
    发明专利
    ACYL DERIVATIVES 未知

    公开(公告)号：ZA792517B

    公开(公告)日：1980-06-25

    申请号：ZA792517

    申请日：1979-05-23

    Applicant: HOFFMANN LA ROCHE

    Inventor： MONTAVON M ,  REINER R

    IPC: A61K20060101 ,  A61K31/545 ,  C07D501/04 ,  A61K31/546 ,  C07D20060101 ,  C07D501/36 ,  C07D ,  A61K

    Abstract: Acyl derivatives of the formula wherein R signifies hydrogen or a protective group which can be split off, R1 signifies lower alkyl and X signifies the group +TR wherein one of the residues R2 and R3 represents hydrogen and the other represents alkyl and R4 represents lower alkyl the easily hydrolyzable esters and ethers thereof, the salts and hydrates of the above compounds, esters, ethers and salts.

    56.
    发明专利
    未知

    公开(公告)号：MC1277A1

    公开(公告)日：1980-05-23

    申请号：MC1394

    申请日：1979-07-11

    Applicant: HOFFMANN LA ROCHE

    Inventor： MONTAVON M ,  REINER R

    IPC: A61K20060101 ,  A61K31/545 ,  A61K31/546 ,  A61P31/04 ,  C07D20060101 ,  C07D501/36 ,  C07D501/46 ,  C07D501/56 ,  C07D ,  A61K

    Abstract: There is presented cephalosporin derivatives which are the readily hydrolysable esters and ethers of compounds of the general formula (I) wherein R represents furyl, thienyl or phenyl optionally substituted by halogen, hydroxy, lower alkoxy or lower alkyl, R1 represents lower alkyl or aminocarbonylmethyl and X represents a group of the formula in which one of the two symbols R2 and R3 represents hydrogen and the other represents lower alkyl and R4 represents lower alkyl, as well as salts of said esters and ethers and hydrates of said esters, ethers and salts.

    58.
    发明专利
    未知

    公开(公告)号：DK295279A

    公开(公告)日：1980-01-20

    申请号：DK295279

    申请日：1979-07-12

    Applicant: HOFFMANN LA ROCHE

    Inventor： MONTAVON M ,  REINER R

    IPC: A61K20060101 ,  A61K31/545 ,  A61K31/546 ,  A61P31/04 ,  C07D20060101 ,  C07D501/36 ,  C07D501/46 ,  C07D501/56 ,  C07D

    Abstract: There is presented cephalosporin derivatives which are the readily hydrolysable esters and ethers of compounds of the general formula (I) wherein R represents furyl, thienyl or phenyl optionally substituted by halogen, hydroxy, lower alkoxy or lower alkyl, R1 represents lower alkyl or aminocarbonylmethyl and X represents a group of the formula in which one of the two symbols R2 and R3 represents hydrogen and the other represents lower alkyl and R4 represents lower alkyl, as well as salts of said esters and ethers and hydrates of said esters, ethers and salts.

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