joho Posted January 30, 2012 Report Posted January 30, 2012 I have been given this hand drawing of a chemical structure. I've been told its a terpene, but that's not 100% certain. In case it is difficult to read they are CH2 groups and the squiggles are Me (CNMe or CHMe and CMe:CH2). Thanks peeps.Jo x Quote
phision Posted January 31, 2012 Report Posted January 31, 2012 I have been given this hand drawing of a chemical structure. I've been told its a terpene, but that's not 100% certain. In case it is difficult to read they are CH2 groups and the squiggles are Me (CNMe or CHMe and CMe:CH2). Thanks peeps.Jo x Me is not a chemical symbol, have you to replace the Me symbols to make a terpene? The structure is a little like that of Limonene( http://en.wikipedia.org/wiki/Limonene )! Quote
JMJones0424 Posted January 31, 2012 Report Posted January 31, 2012 (edited) Methyl group is an alkyl derived from methane, containing one carbon atom bonded to three hydrogen atoms —CH3. The group is often abbreviated Me.from wikipedia EDIT: Using image tags url%20of%20image you can imbed images directly to your post rather than linking to them. Edited January 31, 2012 by JMJones0424 Quote
JMJones0424 Posted January 31, 2012 Report Posted January 31, 2012 (edited) This post is more of an exercise for me to drag up long forgotten chemistry rather than an answer. So far I have methyl propyl propenyl cyclohexene, but I'm having trouble filling in the gaps on the correct nomenclature. Also, I think there's a H missing, as written the formula is C10H15, but one of the double bonded carbons in the hexene ring is missing a fourth bond. Help? Edited January 31, 2012 by JMJones0424 Quote
JMJones0424 Posted January 31, 2012 Report Posted January 31, 2012 Think I stumbled upon the (or a) correct name. 1-Isopropenyl-3-methylcyclohexenehttp://www.chemspider.com/Chemical-Structure.10179210.html I found it by searching google for methyl propenyl cyclohexene, which led me to this site, and a close match:http://www.chemsink.com/compound/22321479/ I then clicked on the "Click here" link to search for similar molecules, which led me to another page where one can actually draw the compound in order to search. I'll have to keep that bookmarked. Quote
joho Posted January 31, 2012 Author Report Posted January 31, 2012 Thank you phision and JMJones. The pic is extracted from a letter dated 1910, so that would explain the use of the old Me notation for the CH3 groups. And someone else suggested that what I though was CNMe might be CHMe, which makes more sense. Thank you for the links and the tip on how to embed pictures. Much appreciated.Jo x Quote
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