(1S*,2S*,5R*,8S*,11S*,14R*,17S*,20R*)-14-Methyl-6-methylene-10,16,18-trioxahexacyclo[12.5.1.15,8.01,11.02,8.017,20]henicosane-7,9-dione: natural diterpenoid macrocalyxoformin B
نویسنده
چکیده
The title compound, C(20)H(24)O(5), isolated from Rabdosia var. lophanthoides Hara, is built up from six fused rings. Cyclo-hexane ring A adopts a chair conformation, ring B exists in a screw-boat conformation and ring C adopts a boat conformation; the three five-membered rings D, E and F adopt envelope conformations.
منابع مشابه
Ginsenoside Rh1 Datasheet
[ Product Information ] Name: Ginsenoside Rh1 Catalog No.: CFN99970 Cas No.: 63223-86-9 Purity: > 98% M.F: C35H60O9 M.W: 624.85 Physical Description: White powder Synonyms:(2R,3R,4S,5S,6R)-2-[[(3S,5R,6S,8R,10R,12R,14R,17S)-3,12-dihydroxy-17-[( 2S)-2-hydroxy-6-methylhept-5-en-2-yl]-4,4,8,10,14-pentamethyl-2,3,5,6,7,9,11,12,13,15,1 6,17-dodecahydro-1H-cyclopenta[a]phenanthren-6-yl]oxy]-6-(hydroxy...
متن کامل(1S,2S,3R,4S,5R,7S,8S,10R,13S)-2-Debenzoyl-10-deacetyl-2-(3-fluorobenzoyl)-7,10-bis(2,2,2-trichloroethoxycarbonyl)baccatin III ethyl acetate monosolvate monohydrate
In the title compound, C(35)H(37)Cl(6)FO(14)·C(4)H(8)O(2)·H(2)O, the absolute configurations (1S,2S,3R,4S,5R,7S,8S,10R,13S) for the nine chiral centres of the mol-ecule has been determined. In the crystal, mol-ecules are linked by O-H⋯O and O-H⋯Cl hydrogen bonds.
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245 words Tables: 6 Figures: 14 Abbreviations: ACh: acetylcholine; AMPA: -Amino-3-hydroxy-5-methyl-4isoxazolepropionic acid; DHPG: 3,4-Dihydroxyphenylglycine; DOPAC: 3,4Dihydroxyphenylacetic acid; GABA: gamma aminobutyric acid; 5-HT: 5-hydroxytryptamine or serotonin; 5-HIAA: 5-hydroxyindolacetic acid; LY341495: (2S)-2-amino-2-[(1S,2S)-2-carboxycycloprop-1-yl]-3-(xanth-9-yl) propanoic acid; mGl...
متن کاملNeoirietriol
The title compound {systematic name: (1R,4S,4aS,7R,8aR)-4-bromo-7-[(1S,3R)-3-bromo-1,2,2-trimethyl-cyclo-pent-yl]-1,4a-dimethyl-deca-hydro-naphthalene-1,7,8a-triol}, C(20)H(34)Br(2)O(3), is a neoirieane-type bromo-diterpenoid isolated from Laurencia yonaguniensis Masuda et Abe, species inedita. The absolute stereochemistry was established as (1S,4R,5R,7R,10S,11S,14R). The structure displays int...
متن کاملComparative Effects of LY3020371, a Potent and Selective mGlu2/3 Receptor Antagonist, and Ketamine, a Non-Competitive NMDA Receptor Antagonist in Rodents: Evidence Supporting the Use of mGlu2/3 Antagonists
245 words Tables: 6 Figures: 14 Abbreviations: ACh: acetylcholine; AMPA: -Amino-3-hydroxy-5-methyl-4isoxazolepropionic acid; DHPG: 3,4-Dihydroxyphenylglycine; DOPAC: 3,4Dihydroxyphenylacetic acid; GABA: gamma aminobutyric acid; 5-HT: 5-hydroxytryptamine or serotonin; 5-HIAA: 5-hydroxyindolacetic acid; LY341495: (2S)-2-amino-2-[(1S,2S)-2-carboxycycloprop-1-yl]-3-(xanth-9-yl) propanoic acid; mGl...
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