Zobrazeno 1 - 10
of 256
pro vyhledávání: '"Jones oxidation"'
Akademický článek
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Autor:
Mukund G. Kulkarni, Attrimuni P. Dhondge, Sanjay W. Chavhan, Ajit S. Borhade, Yunnus B. Shaikh, Deekshaputra R. Birhade, Mayur P. Desai, Nagorao R. Dhatrak
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 6, Iss 1, Pp 876-879 (2010)
Wittig olefination–Claisen rearrangement protocol was applied to obtain 3-allyl oxindole. This oxindole was then converted to (±)-coerulescine and (±)-horsfiline.
Externí odkaz:
https://doaj.org/article/3426423e3eac4dcf9aa15f4f00d8f82d
Publikováno v:
ACS Omega, Vol 4, Iss 27, Pp 22549-22556 (2019)
(−)-5-Hydroxygoniothalamin, (−)-5-acetylgoniothalamin, and (+)-5-hydroxygoniothalamin, isolated from the Goniothalamus genus, are synthesized from triacetyl-O-d-glucal by employing the Ferrier reaction, Mitsunobu reaction, and Jones oxidation as
Autor:
Wook Seong Lee, Young Jin Ko, Seok Won Hong, Hiroshi Mizuseki, Soonjae Lee, Kyung Won Jung, Keunsu Choi, Jae Woo Choi
Publikováno v:
Water Research. 145:287-296
Chromate is considered a toxic contaminant in various water sources because it poses a risk to animal and human health. To meet the stringent limits for chromium in water and wastewater, pyrrolic nitrogen structure was investigated as a chromate adso
Publikováno v:
Russian Journal of Organic Chemistry. 54:844-854
Transformation of the nitromethyl group in 3-(2-aryl-3-nitropropyl)-6,6-dimethyl-6,7-dihydro-1,2-benzoxazol-4(5H)-ones by the Nef reaction gave the corresponding aldehydes. Jones oxidation of the latter afforded carboxylic acids together with oxidati
Autor:
Tamás Kiss, Éva Frank, Mohana Krishna Gopisetty, Mónika Kiricsi, Nóra Igaz, Dávid Kovács, János Wölfling, Ádám Baji
Publikováno v:
The Journal of Steroid Biochemistry and Molecular Biology. 172:79-88
Novel ring D- and A-fused pyrimidines in the androstane series were efficiently synthesized within 10-15min in polar protic solvents under microwave irradiation via two kinds of multicomponent heterocyclization reactions followed by spontaneous or pr
Autor:
Zhixun Luo, Anthony M. S. Pembere
Publikováno v:
Physical Chemistry Chemical Physics. 19:6620-6625
We present here a joint theoretical and experimental study on the oxidation reactivity of glycerol catalysed by chemically pure small Au clusters in the absence and presence of H2O2. From high-resolution mass spectrometry, fruitful products of glycer
Autor:
Dmitri V. Kazakov, E. F. Khusnutdinova, Oxana B. Kazakova, Kirill Yu. Suponitsky, Natalya I. Medvedeva, Alexander N. Lobov, Kukovinets Olga S
Publikováno v:
Tetrahedron Letters. 57:148-151
The reaction of acetoxyallobetulin with HClO4 in refluxing Ac2O led to a mixture of diacetoxyheterobetulin (3β,28-diacetoxy-18α,19βH-urs-20-ene), diacetoxymoradiol (3β,28-diacetoxy-olean-18(19)-ene), 3β-acetoxy-21β-acetyl-20β,28-epoxy-18α,19
Autor:
Vladimir A. D’yakonov, Ilgiz I. Islamov, Milyausha M. Yunusbaeva, Lilya U. Dzhemileva, Usein M. Dzhemilev
Publikováno v:
Bioorganic Chemistry. 99:103832
An original scheme was developed for the synthesis of previously undescribed unsaturated macrodiolides containing a 1Z,5Z-diene moiety in 44–80% yields and with high stereoselectivity (>95%) based on the intermolecular esterification of α,ω-diols
Autor:
López-Fernández, S., López-Fernández, Sebastián, Campisano, Andrea, Schulz, Barbara J., Steinert, Michael, Stadler, Marc, Surup, Frank
Publikováno v:
Tetrahedron Letters. 61:151446
Byssochlamys spectabilis (anamorph Paecilomyces variotii) strain 10536 was isolated as an endophyte from grapevine and investigated for its secondary metabolite production. Cultures of B. spectabilis yielded the known compound viriditin A (1) and its