Phản ứng Favorskii rearrangement

Report card for Compound CHEMBL347644. C4H9Br, Small molecule ... Molecular Formula: C4H9Br. Molecular Weight: 137.02. Molecule Type: Small molecule ... Nov 16, 2017 ... There are four constitutional isomers of C4H9Br: 1-bromobutane also known as n-butyl bromide, 2-bromobutane also known as sec-butyl bromide, 1- ... 2-Bromobutane | Buy from the Brand Leader in Analytical Reference Standards! Made in Germany! Contact: +49 (0) 34291 337236! These 10 commercially available compounds have molecular formula C4H9Br. Download scientific diagram | Experiments on the chemical sample of 1 M 1-bromobutane in (C4H9Br) in Chloroform-d (CDCl3). (A) A group of 1D pure shift ... n-C4H9Br la. C6H5CH₂Br lb. CHзI. 6a (R"-n-C4H9) 97. 6a (R”—C6H5CH2) 98. 6b (R ... n-C4H9Br. 12e). 98 a) All products were characterized in the same manner as ... Sep 8, 2023 ... A1H NMR spectrum for C4H9Br is shown. Deduce the structure. Strategy: Identify the unique protons. Analyze the chemical shift, splitting and integration of ... C4H9Br, 1-Bromobutane [109-65-9]. T/K = 298.150 x1. HE/J mol-1. 0.094700. 10.00. 0.165500. 16.00. 0.195800. 18.00. 0.237000. 22.00. 0.285800. 25.00. 0.299000. n-C4H9Br. 6h. 90. 75. 9. 5b (X = Br). PhCH2Cl. 6i. 120. 85. 10. 5b (X = Br). PhSO2Cl. 6j ... n-C4H9Br. 6m. 120. 80. 14. 5c (X = NO2). PhCH2Cl. 6n. 90. 85. 15. 5c ... C4H9Br. N. N. N. C4H9. N. N. N. CH2CH3. Br. CH3CH2Br. C4H9. Scheme 1. Synthesis of 1-ethyl-3-butylbenzotriazolium ionic liquid. Results and discussion. Weight ...