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Acetylation and formylation of alcohols with triphenylphosphine and carbon tetrabromide in ethyl acetate or ethyl formate
Abstract Alcohols were acetylated or formylated with triphenylphosphine and carbon tetrabromide in ethyl acetate or ethyl (or methyl) formate at room temperature. THP or TBDMS ether of primaryExpand
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Determination of acid phosphatase in biological fluids using a new substrate, 2,6-dichloro-4-nitrophenyl phosphate.
A new substrate, 2,6-dichloro-4-nitrophenyl phosphate (DCNP-P), is used for the determination of acid phosphatase (EC 3.1.3.2) in serum and urine. It was hydrolyzed by acid phosphatase toExpand
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Study on effects of carbon impurities and oxygen vacancies in amorphous alumina phosphor prepared via a solution method
Abstract The amorphous alumina phosphors without containing expensive or toxic elements were prepared via a solution method. The obtained sample indicates bluish-white emission centered at 390–430 nmExpand
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Multilocus Sequence Typing of Mycoplasma pneumoniae, Japan, 2002–2016
In Japan, Mycoplasma pneumoniae resistance to macrolides is high. To compare sequence types (STs) of susceptible and resistant isolates, we performed multilocus sequence typing for 417 isolatesExpand
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The structure of a new cardenolide diglycoside and the biological activities of eleven cardenolide diglycosides from Nerium oleander.
  • M. Zhao, L. Bai, +9 authors M. Ando
  • Chemistry, Medicine
  • Chemical & pharmaceutical bulletin
  • 1 March 2011
A new cardenolide diglycoside (1) was isolated from Nerium oleander together with ten known cardenolide diglycosides 2-11. The structure of compound 1 was established on the basis of theirExpand
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Synthesis and properties of hexakis(6-octyl-2-azulenyl)benzene as a multielectron redox system with liquid crystalline behavior.
[structure: see text] This paper describes the cyclotrimerization reaction of di(2-azulenyl)acetylenes (2a,b) catalyzed by Co2(CO)8 to produce hexa(2-azulenyl)benzene derivatives (1a,b). TheExpand
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Three new cardenolides from methanol extract of stems and twigs of Nerium oleander.
  • L. Bai, M. Zhao, +6 authors M. Ando
  • Chemistry, Medicine
  • Chemical & pharmaceutical bulletin
  • 1 August 2010
Two new cardenolide monoglycosides, cardenolides B-1 (1) and B-2 (2) were isolated from Nerium oleander, together with oleagenin (3) which is the first isolated compound from natural sources. TheExpand
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Immunoaffinity extraction of 4-hydroxy-2-(4-methylphenyl)benzothiazole and its metabolites for determination by gas chromatography-mass spectrometry.
Immunoaffinity extraction of 4-hydroxy-2-(4-methylphenyl)benzothiazole and its metabolites, together with the corresponding meta-isomers has been achieved by the use of an antibody raised against anExpand
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Room temperature lithium fast-ion conduction and phase relationship of LiI stabilized LiBH4
Abstract In the present work, we focus attention on the effect of LiI addition to newly discovered pure lithium ion conductor, LiBH 4 . Solid solution of the composition LiBH 4 –LiI (LiI: 6.25–33.3Expand
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Genotypic characterization of Haemophilus influenzae isolates from paediatric patients in Japan
Purpose. &bgr;‐lactamase‐negative ampicillin‐resistant (BLNAR) Haemophilus influenzae is frequently isolated from respiratory samples and is particularly problematic in Japan. The aim of this studyExpand
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