颠簸地移动
发表于 2025-3-25 06:36:34
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macular-edema
发表于 2025-3-25 11:04:33
Level 1 — Case 2 Sulfenylation of Indole3-Indolyl sulfides . are easily prepared by sulfenylation of indoles with sulfenyl chlorides. The mechanism of the sulfenylation is well known and follows the usual S.Ar-type substitution pathway depicted in Scheme 2.1.
小鹿
发表于 2025-3-25 15:43:29
Level 1 — Case 7 NaBH4 Reduction of α,β-Unsaturated Chromium Carbene ComplexesConjugated chromium Fischer alkoxy carbene complex . is quantitatively transformed into a mixture of .-vinyl ether . and .-allyl ether . by NaBH. reduction in EtOH (Scheme 7.1).
ELATE
发表于 2025-3-25 16:22:52
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玩笑
发表于 2025-3-25 21:26:14
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Nutrient
发表于 2025-3-26 00:30:34
Level 1 — Case 12 Elimination Reactions of Benzaldehyde ,-Benzoyloximes.- and .-Benzaldehyde .-benzoyloximes . and ., give benzonitriles in quantitative yield upon treatment with DBU (1,8-diazabicycloundec-7-ene) (Scheme 12.1).
易受骗
发表于 2025-3-26 07:03:35
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远足
发表于 2025-3-26 11:26:16
Level 1 — Case 16 Light-Induced Cycloadditions of ,-Phthaloyl α-Amino AcidsThe irradiation of .-phthaloyl αamino acids . in the presence of electron-deficient olefins, such as methyl acrylate, gives benzopyrrolizidines . in good yields (Scheme 16.1).
显赫的人
发表于 2025-3-26 13:50:36
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Alveoli
发表于 2025-3-26 17:58:46
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