6. The following is a 'H-NMR spectrum for compound BB with the molecular formula CyH1402. Which...
yuLLIUI The IR and 'H-NMR spectrum of a compound with molecular formula 102 is provided below. What is its unsaturation number identify the key functional groups from the IR spectrum and explicitly state which stretches (with wavenumber) were used to identify them. Name or provide the condensed structure of a compound that will give rise to the above data (15 pts.) IR H-NMR-doublet - 79 ppm-2H, doublet - 7.3 ppm - 2H. quartet - 2.7 ppm - 2 triplet -1.2...
19. A compound with a molecular formula C Hascio, has the following 'H NMR spectrum. The IR spectrum shows strong absorption at 1800 cm. Which of the following structures is consistent with this spectrum? quartet triplet triplet quartet triplet 20. Which of the following compounds is consistent with the C NMR spectrum shown below? 3 signals PPM CHO / a) OH b) OH d) OH
The H-NMR spectrum of an unknown compound (formula CaHgO2) is shown below. Draw the structure of the unknown compound. Question 5 4 1 6 5 8 10 11 Ppm The 13C-NMR spectrum of an unknown compound (formula CgH180) is shown below. Its 1H-NMR spectrum only shows one singlet at 1.2 ppm. Draw the structure of this unknown compound. uestion 2 220 200 160 140 120 PPM 100 80 240 180 60 40 20 Create OscerSketch Answer 2 What would be...
21. Propose a structure for compound HALLOWEEN with a formula CsH1002 with the following 'H NMR spectrum and IR spectrum. NAVENTER Area Chem Shift Splitting singlet multiplet multiplet doublet triplet Ppm
Predict the structure of the compound that would generate the following 1H NMR spectrum. formula C15H15BrO doublet triplet triplet PPM doublet Br, OH 7 HO OB B MacBook Pro
4. The following 'H NMR spectrum is for a compound with the chemical formula C3HBr. Propose a structure for the compound based on the chemical shifts and multiplicity seen in the given spectrum, along with a brief explanation triplet sextet triplet 11 109876 4320 5 chemical shift (ppm)
3. Indicate the relationship as enantiomers, diasteriomers or identical compounds in the space belom Two meso compounds should be identified as identical 2 pts. Each 6 pts. Total Note: Same substituents are on each chiral center 4. D-Flemsoaric acid has a specific rotation of +67". What is the enantiomeric excess and which isomer DorL will be in excess. If a mixture of D and L Flemsoaric acid has a specific rotation of -42°. Enantiomeric Excess = Name of isomer in...
Give the structure that corresponds to the following molecular formula and 1H NMR spectrum: C7H12Cl2 : δ 1.07 (9H, singlet): δ 1.83 (2H, doublet); δ 5.77 (1H, triplet).Draw the structure of the compound that is consistent with the 1H NMR data below. Do not draw any hydrogens in your solution. It must be drawn as a true skeletal structure.
03 Question (1 point) Consider the H NMR spectrum of the following compound. CH CH CH NO 1st attempt dad See Periodic Predict the first-order splitting patterns of the indicated proton: Choose one: O singlet O doublet of doublets O triplet O doublet 2OF 10 QUESTIONS COMPLETED <0310
explain 02. A compound with a molecular formula C&H SCIO, has the following 'H NMR spectrum. The IR spectrum shows strong absorption at 1800 cm!. Which of the following structures is consistent with this spectrum? PPM علی علی معلم A) I B) II C) III D) IV E) none of these 89. A compound with a molecular formula C10H1202 has the following 'H NMR spectrum. Which of the following structures is consistent with this spectrum? 11 10 9 8 2...