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- From: ns14@crux3.crux2.cit.cornell.edu (Nathan Otto Siemers)
- Subject: Re: Methylenate Ester carbonyl?
- In-Reply-To: gcook@horus.cem.msu.EDU's message of 31 Dec 92 14:29:03 GMT
- Message-ID: <NS14.93Jan1100222@crux3.crux2.cit.cornell.edu>
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- Organization: Department of Chemistry, Cornell Univ.
- References: <1hv03fINNe8d@msuinfo.cl.msu.edu>
- Date: 1 Jan 93 10:02:22
- Lines: 25
-
- >>>>> On 31 Dec 92 14:29:03 GMT, gcook@horus.cem.msu.EDU (Greg
- Greg> Cook|xxxxxx) said: NNTP-Posting-Host: horus.cem.msu.edu
-
- Greg> I think I saw somewhere an organometallic reagent that will
- Greg> methylenate the carbonyl of an ester but I don't remember what
- Greg> it is. Does Tebbe's reagent do this or is it limited to
- Greg> aldehydes and ketones? What reagent does?
-
- Greg> R - C - OMe -------> R - C - OMe || ? || O CH2
-
- Greg> Does it work for amide carbonyls as well?
-
-
- Tebbe's works for esters. Don't know about amides.
-
- There is a witch's brew call the Lombardo reagent that does
- similar chemistry. Actually discovered by a Japanese guy who got
- jilted by history (I don't even remember his name! :( )
-
-
- Nathan Siemers
-
- --
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- / | / /__| / /---/ /__| / | / nathan@chemres.tn.cornell.edu
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