| 发明名称 |
HETEROCYCLICALLY ANELLATED INDENOCHROMENE DERIVATIVES |
| 摘要 |
The present invention relates to specific photochromic heterocyclically annellated indenochromene derivatives and the use thereof in plastics of all types, particularly for ophthalmic applications. In particular, the present inventi on relates to indeno[2,1-f] chromene derivatives having the following general formula (I) and indeno[1,2-h] chromene derivatives having the following general formula (II) : <IMG>
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| 申请公布号 |
CA2359046(C) |
申请公布日期 |
2006.10.10 |
| 申请号 |
CA20002359046 |
申请日期 |
2000.11.09 |
| 申请人 |
OPTISCHE WERKE G. RODENSTOCK |
发明人 |
MELZIG, MANFRED;MANN, CLAUDIA;WEIGAND, UDO |
| 分类号 |
C07D493/04;G02C7/04;C07D209/00;C07D307/00;C07D311/00;C07D333/00;C07D491/04;C07D491/052;C07D495/04;C08K5/00;C08K5/15;C08K5/1535;C09K9/02;G02B5/23;G02C7/10 |
主分类号 |
C07D493/04 |
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