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[分享]查询标准谱图网站!
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【分享】查询标准谱图网站!【已搜无重复】 http://webbook.nist.gov/cgi/cbook.cgi?登陆此网站可以查到大量有机化合物的标准谱图,不妨去试一试,说不定正有你所需的呢! you can download and install software Chemoffice 7.0 free version from internet. you can obtain the calcuated, estimated HNMR and C13NMR spectural which is based on you have drawn the structure. If you downloa and install the software CHEMSK from website www.acdlabs.com and you set up your account.you can get exact chemical compound HNMR, C13NMR, P31NMR, FNMR and NNMR spectral from its database. But its service is not free. five US dollar for each spectural. as a new customer, you can enjoy first 50 US dollar free [ Last edited by zhoukoulk on 2008-11-22 at 20:12 ] |
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