悠然
发表于 2025-3-23 12:50:52
Springer Theseshttp://image.papertrans.cn/i/image/474789.jpg
等待
发表于 2025-3-23 16:35:29
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偶像
发表于 2025-3-23 20:42:18
,Wittig Reactions of Aldehydes Bearing a β-Heteroatom Substituent,ed . ratio of the alkene product. It is thus very important to be sure that the alkene . ratio is truly reflective of the kinetic OPA . ratio, and to be aware of possible means by which there may arise a non-correspondence between the two ratios. Changes may occur to the . ratio both during and afte
CYN
发表于 2025-3-24 00:24:34
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商品
发表于 2025-3-24 04:08:32
Experimental,, Merck silica 9,385 (partical size 0.040–0.063 mm), and 95 % HPLC grade pentane (supplied by Romil). All chemicals were used without further purification except diethyl ether, toluene, and THF, which were dried in Grubbs solvent press and stored in Strauss flasks under a nitrogen atmosphere. All be
减震
发表于 2025-3-24 07:39:55
Investigation of Reactions Involving Pentacoordinate IntermediatesThe Mechanism of the
GROSS
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北极人
发表于 2025-3-24 15:09:18
Experimental,trogen-flushed syringe. 1,2-O-isopropylidene-3-O-methyl-α-D-xylopentodialdofuranose-(1,4) was dissolved placed in a Schlenk flask under argon gas, and dissolved in dry THF to give a 0.5 mol L. solution. This solution was stored in the Schlenk flask under nitrogen at −18 °C in a freezer. 2-methylbenz
ineptitude
发表于 2025-3-24 19:45:20
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Brittle
发表于 2025-3-25 02:51:47
Konrad Fleischer,Heinrich Rudert intraoperative complications.Written by internationally ren.Ocular inflammation presents a broad spectrum of clinical manifestations. Inflammatory activity can often be managed by drug therapy. However, inadequate medical therapy may permit the development of various complications in the eye that c