发明名称 |
MELLANPRODUKTER OCH FORFARADEN FOR FRAMSTELLNING DERAV |
摘要 |
Novel compounds of the formula <IMAGE> in which X is halogen or <IMAGE> and R1 and R2 are hydrogen or alkyl are useful in the preparation of alpha -haloalkyl esters or alkylene di-esters of carboxylic acids, e.g. 1,1-dioxopenicillanic acid esters. |
申请公布号 |
SE8401280(D0) |
申请公布日期 |
1984.03.07 |
申请号 |
SE19840001280 |
申请日期 |
1984.03.07 |
申请人 |
LEO PHARMACEUTICAL PRODUCTS LTD AS (LOVENS KEMISKE FABR.. |
发明人 |
M * KRAN-NIELSEN;E T * HANSEN;E T * BINDERUP |
分类号 |
C07C305/26;C07C67/00;C07C301/00;C07C303/00;C07C305/00;C07C325/00;C07D499/00;C07D519/00 |
主分类号 |
C07C305/26 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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