Isolation from alexa leiopetala and x-ray crystal structure of alexine, (1r,2r,3r,7s,8s)-3-hydroxymethyl-1,2,7-trihydroxypyrrolizidine [(2r,3r,4r,5s,6s)-2-hydroxymethyl-1-azabicyclo[3.3.0]octan-3,4,6-triol], a unique pyrrolizidine alkaloid
โ Scribed by R.J Nash; L.E Fellows; J.V Dring; G.W.J Fleet; A.E Derome; T.A Hamor; A.M Scofield; D.J Watkin
- Publisher
- Elsevier Science
- Year
- 1988
- Tongue
- French
- Weight
- 231 KB
- Volume
- 29
- Category
- Article
- ISSN
- 0040-4039
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## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a โFull Textโ option. The original article is trackable v
## Abstract The ^13^Cโlabelled putative erythromycin biosynthetic intermediates, ((2__S__,3__S__,4__S__,5__R__,6__R__,7__R__)โ3,6,7โtrihydroxyโ2,4,6โtrimethyl[1โ^13^C]nonanโ5โolide and __S__โ2โacetylaminoethyl (2__R__,3__S__,4__S__,5__R__,6__S__,7__R__)โ3,5,6,7โtetrahydroxyโ2,4,6โtrimethyl[1โ^13^C]
A synthesis of cage-shaped compounds-(IS,4S,5R)-4-hydroxy-2,6diazabicyclo[3.3.0]octane and (1S,4R,5R)-4-hydroxy-2-oxa-6-azabicyclo[3.3.0]octane described. The test for enantioselective catalysis also reported.