4,304 results on '"Ding K"'
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202. Thermal Cyclization of Methiodides of 2-[2-(Aminomethyl)phenyl]ethanols to 3,4-Dihydro-1-2-benzopyrans
203. The Silyl-Prins Reaction
204. [3 + 2]-Cycloaddition Reactions of Carbonyl Ylides to Alkynes
205. Synthesis by Acid-Promoted Ring Closure of 1-Substituted 2-(Hydroxymethyl)phenylethanols
206. Lewis Acid Mediated Prins-Type Reactions
207. Cyclization of α-Allenic Alcohols Using Benzeneselenenyl Chloride as Electrophile
208. Dehydrative Cyclization of ()-Alk-2-ene-1,4-diols
209. Lewis Acid Mediated Diels–Alder Cyclizations of Furans and Monoactivated Alkenes
210. Silver(I)-Catalyzed Ring Closure of 2,3-Allenols
211. Furan–Phenyl Ethenesulfonate Cycloadditions
212. 7-Oxabicyclo[2.2.1]hept-2-enes
213. Indium(III) Chloride Mediated Tandem Carbonyl Allylation–Prins Cyclization of Tributyl[3-(trimethylsilyl)allyl]stannane with Aldehydes
214. Synthesis of 3-(Alkoxymethyl)-2,5-Dihydrofurans via Alkylidenecarbene Insertion Reactions
215. Intramolecular Cyclization of 1,2-Bis(halomethyl)benzenes or 1,2-Phenylenedimethanol
216. Ethers
217. Synthesis of Seven-Membered Oxacycloalk-3-enes
218. Diels–Alder Cycloaddition of Furan with Highly Reactive Alkene Dienophiles
219. Vinylsilane-Terminated Cyclizations of Ester-Substituted Oxycarbenium Ion Intermediates
220. 1,3-Dihydroisobenzofurans
221. Synthesis of 3,4-Dihydro-1-2-benzopyrans via Lewis Acid Promoted Cyclization of Acetals of 2-Phenylethanols
222. Acetal-Initiated Cyclizations of Vinylsilanes
223. Lewis Acid Catalyzed Cyclization of 3,4-Allenols
224. Intramolecular Cyclization of 2,3-Allenols Using Gold(III) Chloride as Catalyst
225. 3,6-Dihydro-2-pyrans
226. Synthesis of 3-Allyl-2,5-dihydrofurans by Palladium(II) Chloride Catalyzed Coupling–Cyclization Reaction of 2,3-Allenols with Allylic Halides
227. Palladium Catalyzed Intramolecular Allylic Alkylation Cyclizations to Eight-, Nine-, and Ten-Membered Oxacycloalk-3-enes
228. Enantioselective Synthesis of Sulfinyl Dihydropyrans by Base-Promoted Intramolecular Cyclization of 2-Sulfinyl Dienols
229. Intramolecular Cyclization of Grignard Reagents Derived from 2-(Chloromethyl)-1-iodobenzenes
230. 3,4-Dihydro-1-2-benzopyrans
231. Cyclization of 2-(Phenylsulfanyl)buta-2,3-dien-1-ol Derivatives Using Various Electrophiles
232. High-Pressure Diels–Alder Cyclizations of Furans and Activated Alkenes
233. Triphenylphosphine-Induced Ring Contraction of 3,6-Dihydro-1,2-dioxins
234. Synthesis of 2-Alkyl-4-halo-3,6-dihydro-2-pyrans by Iron(III) Halide Catalyzed Prins-Type Cyclization of Homopropargylic Alcohols and Aldehydes
235. Larger-Ring Oxacycloalk-3-enes
236. Synthesis from α-Hydroxy Ketones and Triphenyl(vinyl)phosphonium Salts
237. Furan–Maleic Anhydride and Furan–Maleimide Cycloadditions
238. Synthesis of Tetra- and Pentasubstituted 4-Halo-3,6-dihydro-2-pyrans by Iron(III) Halide Catalyzed Prins Cyclization of Silylated Homopropargylic Alcohols and Aldehydes
239. Synthesis of 5-Allyl-3,6-dihydro-2-pyrans via the Palladium-Catalyzed Cyclizative Coupling Reaction of 3,4-Allenols with Allyl Bromide
240. Synthesis of Polysubstituted Dihydropyrans via Trimethylsilyl Trifluoromethanesulfonate Mediated Condensation of ()-Trimethyl[4-(trimethylsilyl)but-3-enyloxy]silanes with Aldehydes or Acetals
241. Five-Membered and Larger-Ring Oxacycloalk-3-enes
242. Rearrangement of Butynediol Monobenzoates Catalyzed by Gold(I)
243. Construction of Tricyclic Fused Benzo-3-oxacycles via Intramolecular [2 + 2 + 2] Cyclotrimerization of Triynes
244. 25-Hydroxyvitamin D, Insulin-Like Growth Factor-I, and Bone Mineral Accrual during Growth
245. Design and test of superconducting magnet for 200 MeV proton cyclotron
246. Al:ZnO as a platform for near-zero-index photonics: enhancing the doping efficiency of atomic layer deposition
247. Dosimetric Impact of Deep Inspiration Breath Hold Uncertainty on Pancreas Stereotactic Body Radiotherapy
248. Virtual Spacer Implantation Platform Based on Finite Element Method for Simulation and Planning Patient-Specific Spacer Placement
249. Delivery Uncertainty Estimation Using Daily Breath-Hold Cone-Beam CTs For Liver Proton Stereotactic Body Radiotherapy
250. Impact of Lymphopenia on Survival for Elderly Patients with Glioblastoma: A Secondary Analysis of the CCTG CE.6 (EORTC 26062-22061, TROG03.01) Randomized Clinical Trial
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