WebWhen sulfuric acid or sodium diethyl phosphite is used as catalyst, the addition products are formed in low yield. ... In the addition reactions between diethyl phosphorochloridite and 1,2-epoxycyclohexane and between ethylene phosphorochloridite and ethylene oxide, a single addition product was obtained in each cases 2-chlorocyclohexyl diethyl ... WebAug 9, 2002 · With N-octylpyrrolidinone, the enolate could be trapped efficiently on oxygen by reaction with diethyl phosphorochloridate, and the resulting vinyl phosphate rearranges smoothly to the desired phosphonate upon treatment with additional LDA. Attempts to apply the same protocol to N-farnesyl lactams met with limited success.
A Convenient Preparation of α-Phosphono Esters and Lactones via
WebCAS Number: 589-57-1. Molecular Weight: 156.55. Molecular Formula: C 4 H 10 ClO 2 P. Supplemental Information: This is classified as a Dangerous Good for transport and may … keynsham recycling centre booking
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WebDiethyl chlorophosphonite, Diethyl phosphorochloridite Linear Formula: (C2H5O)2PCl CAS Number: 589-57-1 Molecular Weight: 156.55 Beilstein: 1098392 EC Number: 209-652-2 MDL number: MFCD00009074 PubChem Substance ID: 24894269 NACRES: NA.22 Pricing and availability is not currently available. Properties Quality Level 100 assay 95% … WebAldrich-D91659; Diethyl chlorophosphite 0.95; CAS No.: 589-57-1; Synonyms: Diethyl chlorophosphonite; Diethyl phosphorochloridite; Linear Formula: (C2H5O)2PCl; Empirical Formula: C4H10ClO2P; find related products, papers, technical documents, MSDS & … WebOct 10, 2024 · The precursor intermediates, diethyl substituted phosphoramidites 3 (a–b) were prepared initially by a reaction of various amines 1 (a–b) and diethyl phosphorochloridite (2) and then they were treated by in situ with aromatic/alkyl azides through Staudinger reaction to accomplish title products. island athletic club schedule