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Organic Letters, ISSN 1523-7060, 12/2018, Volume 20, Issue 24, pp. 7758 - 7761
Two unique cytochalasans, curtachalasins A (1) and B (2), were purified from the endophytic fungus Xylaria curta E10 harbored in the plant Solanum tuberosum.... 
CHEMISTRY, ORGANIC | RING-SYSTEM | ALKALOIDS
Journal Article
1986, ISBN 0946270333, xi, 115
Book
The Journal of Organic Chemistry, ISSN 0022-3263, 08/2018, Volume 83, Issue 15, pp. 8483 - 8492
Asperversiamides A–H (1–8), eight linearly fused prenylated indole alkaloids featuring an unusual pyrano­[3,2-f]­indole unit, were isolated from the... 
CHEMISTRY, ORGANIC | RING-SYSTEM | BIOSYNTHESIS | PARAHERQUAMIDE
Journal Article
by Lu, SC and Liang, YY and Li, L and Wang, XL and Zhang, SP and Gong, YL and Xu, S
ORGANIC LETTERS, ISSN 1523-7060, 07/2019, Volume 21, Issue 14, pp. 5567 - 5569
A concise synthesis of the tricyclo[4.3.1.0(3,7)]decane caged core of palhinine alkaloids was developed with SmI2-mediated cyclization and light-initiated... 
CHEMISTRY, ORGANIC | LYCOPODIUM ALKALOIDS | RING-SYSTEM | CONSTRUCTION
Journal Article
JOURNAL OF ORGANIC CHEMISTRY, ISSN 0022-3263, 05/2019, Volume 84, Issue 9, pp. 5483 - 5491
Amiaspochalasins A-H (1-8), eight undescribed aspochalasins, and trichalasin D (9), a known analogue, were isolated from the solid culture of Aspergillus... 
CYTOTOXIC CYTOCHALASANS | CHEMISTRY, ORGANIC | RING-SYSTEM | FLAVIPES | BIOSYNTHESIS | CONFIGURATION
Journal Article
HETEROCYCLES, ISSN 0385-5414, 09/2018, Volume 97, Issue 1, pp. 158 - 162
Synthesis of 6/6/6-tricyclic ethers possessing 1,3-diaxial methyl groups was examined via Achmatowicz reaction and intramolecular oxa-Michael reaction. A key... 
CHEMISTRY, ORGANIC | ENANTIOMERIC SYNTHESIS | RING-SYSTEM
Journal Article
AUSTRALIAN JOURNAL OF CHEMISTRY, ISSN 0004-9425, 2018, Volume 71, Issue 8, pp. 610 - 623
N,N-Dimethyl-N'-chlorosulfonyl chloroformamidine la underwent reactions with various anilines. In addition to the benzo[e][1,2,4]thiadiazine dioxides 8, from... 
REACTIVITY | RING-SYSTEM | DERIVATIVES | CHEMISTRY, MULTIDISCIPLINARY
Journal Article
Chemistry – An Asian Journal, ISSN 1861-4728, 11/2019, Volume 14, Issue 22, pp. 4024 - 4030
A diversity‐oriented synthesis strategy to produce three types of structurally drug‐like N‐heterocyclic‐fused rings has been developed from abundant... 
carbohydrates | fused-ring system | cascade reaction | cyclization | rearrangement
Journal Article
Organic Letters, ISSN 1523-7060, 03/2016, Volume 18, Issue 5, pp. 1016 - 1019
The carbon tetrabromide mediated oxidative carbon–nitrogen bond formation of 2-aminopyridines or 2-aminopyrimidines with β-keto esters or 1,3-diones, leading... 
2-AMINOPYRIDINES | ONE-POT SYNTHESIS | 3-COMPONENT REACTION | PYRIDINE | CHEMISTRY, ORGANIC | BETA-KETO-ESTERS | RING-SYSTEM | FORMING REACTIONS | DERIVATIVES | METAL-FREE | ACCESS
Journal Article
by Deng, M and Yao, YM and Li, XH and Li, N and Zhang, X and Liang, GX
ORGANIC LETTERS, ISSN 1523-7060, 05/2019, Volume 21, Issue 9, pp. 3290 - 3294
A synthetically challenging tetracyclic tertiary amine framework in the Daphniphyllum alkaloid daphenylline was established in a six-step sequence featuring an... 
CORE | CONCISE | WELL | CHEMISTRY, ORGANIC | DAPHNIPHYLLUM ALKALOIDS | RING-SYSTEM | INDOLE ALKALOIDS | ENANTIOSPECIFIC TOTAL-SYNTHESIS | CALYCIPHYLLINE | ALSTOPHYLLINE
Journal Article
ORGANIC LETTERS, ISSN 1523-7060, 10/2015, Volume 17, Issue 20, pp. 4956 - 4959
Elements as feedstocks for organic synthesis, the trio of metallic iron, molecular iodine, and dioxygen, were found to be an excellent tool for oxidative... 
CHEMISTRY, ORGANIC | RING-SYSTEM | BENZOSCEPTRIN C | DERIVATIVES | Organic chemistry | Chemical Sciences
Journal Article
Chemical Communications, ISSN 1359-7345, 11/2010, Volume 46, Issue 47, pp. 8886 - 893
The (4+3)-cycloaddition of allylic cations to dienes is a powerful method for the direct synthesis of seven-membered rings. Recent developments in this area... 
ASYMMETRIC CATALYSIS | NAZAROV OXYALLYL INTERMEDIATE | BUILDING-BLOCKS | 7-MEMBERED RINGS | DIELS-ALDER REACTION | C2-FUNCTIONALIZED FURANS | THERMAL CONDITIONS | RING-SYSTEM | INTRAMOLECULAR 4+3 CYCLOADDITIONS | CHEMISTRY, MULTIDISCIPLINARY | QUANTUM-CHEMICAL CHARACTERIZATION
Journal Article
Organic Letters, ISSN 1523-7060, 11/2018, Volume 20, Issue 21, pp. 6817 - 6821
Cytochathiazines A–C (1–3), which represent a new type of merocytochalasan, were isolated from coculture of Chaetomium globosum and Aspergillus flavipes.... 
ENDOPHYTIC FUNGUS | GENE-CLUSTER | DIMER | BIOSYNTHESIS | CHEMISTRY, ORGANIC | RING-SYSTEM | CYTOCHALASANS
Journal Article
ORGANIC LETTERS, ISSN 1523-7060, 02/2019, Volume 21, Issue 4, pp. 1026 - 1030
Amichalasines A-C (1-3), which represent a new type of cytochalasan heterotrimers, were isolated from Aspergillus micronesiensis PG-1. Compounds 1 and 2... 
DIMER | BIOSYNTHESIS | IN-VIVO | CHEMISTRY, ORGANIC | CHAETOGLOBOSIN | RING-SYSTEM | CHEMOTHERAPY | MEROCYTOCHALASANS
Journal Article
Chemical Communications, ISSN 1359-7345, 10/2011, Volume 47, Issue 39, pp. 10903 - 10914
First isolated in 1969, most progress in the chemistry of the antiaromatic 4 pi electron borole system has been made during the 1980s. However, besides the... 
TRIPLET-STATES | 2-STATE MODEL | BORABENZENE DERIVATIVES | COMPLEXES | BORA-AROMATIC SYSTEMS | STABLE PENTAMETHYLCYCLOPENTADIENYL CATION | RING-SYSTEM | CYCLOPENTADIENYL CATION | SUBSTITUTED BOROLES | CHEMISTRY, MULTIDISCIPLINARY | STRUCTURAL EVIDENCE
Journal Article
Tetrahedron, ISSN 0040-4020, 08/2019, Volume 75, Issue 32, pp. 4255 - 4260
Substrates were designed to undergo tandem radical cyclizations to afford the , -fused hexahydrobenzofurobenzopyran ring system of the bisabosquals. Studies... 
cis fused ring system | Tandem | Cyclization | Radical | Photoredox | Cascade | KETONES | ALKYL | CHEMISTRY, ORGANIC
Journal Article
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