发明名称 Photochromatic substances
摘要 Disclosed are adamantaneospiroheteroaromaticpyrans and adamantanospiro (1.3)oxazines of the general formula <IMAGE> whereby R0 is a substituent from the series H, halogen, O-alkyl, N-alkyl, R1-R4: is a substituent from the series H, alkyl, aryl, subst. phenyl, naphthyl, heteroaryl, OH, alkoxy (C1-C4), halogen, alkylamino, dialkylamino, cyan and trifluormethyl, or R1 and R2 or R3 and R4 or R2 and R3 are constituents of a condensed aromatic or heteroaromatic ring or an alkane ring with 4-8 C-atoms.
申请公布号 US5608065(A) 申请公布日期 1997.03.04
申请号 US19950474134 申请日期 1995.06.07
申请人 OPTISCHE WERKE G. RODENSTOCK 发明人 MELZIG, MANFRED
分类号 C07D265/14;C07D265/16;C07D265/18;C07D311/96;C07D491/10;C07D491/107;C07D491/22;C07D498/10;C09K9/02;(IPC1-7):C07D221/20;C07D237/26;C07D239/70;C07D241/36 主分类号 C07D265/14
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