uestion 31 Estriol, a potent estrogenic homone, has been isolated from the urine of a pregnant women. When 40 mg of estriol is dissolved in 1.0 mL of dioxane and placed in a sample tube with 1 dm path length a rotation of +2.32 is observed. After calculating the specific rotation for estriol it was found to be. O +232 O+6.0 O 6.0 O+58

uestion 31 Estriol, a potent estrogenic homone, has been isolated from the urine of a pregnant women. When 40 mg of estriol is dissolved in 1.0 mL of dioxane and placed in a sample tube with 1 dm path length a rotation of +2.32 is observed. After calculating the specific rotation for estriol it was found to be. O +232 O+6.0 O 6.0 O+58

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: the observed rotation, α, of a 59.9 mg mL-1 solution of an optically-active substance in a 20 cm…

A: The objective of this question is to calculate the specific rotation of an optically-active…

Q: 156) How many resonances would be expected in the broad-band decoupled C-13 spectra of:

A: The chemically non-equivalent carbons give different signals in 13C NMR spectrum.

Q: A molecule produces a molecular ion with a m/z of 86.07. The IR and ¹H NMR spectra are shown below.…

A: 1H NMR spectroscopy is useful to determine types of hydrogens, their signals, splitting etc and…

Q: asee aillar filn tetueen t plates Cai .e 3H 3H IH 2H 2H 3.5 1.0 PPM 0.5 P N Cetn 13 NMH seST >

Q: 3. Assign the peaks in the 'H NMR spectra below based on their J-coupling patterns and peak…

A: In this question we have to assign the Peaks of given NMR spectrum.Let us study the protons present…

Q: Shift (ppm) Mult. 69.4 30.9 19.0 CDCI, 200 150 100 50 O PPM

A: A question based on 13C-NMR spectra, which is to be accomplished.

Q: Calculate the degree of unsaturation. Assign the relevant peaks in the IR spectrum. Assign the peaks…

A: The structure of the following is:

Q: Calculate the specific rotation of a pure sample of a secondary alcohol that gave an observed…

Q: T%25 100 80 60 40 20 0 L 3 3030. 2920 2217 mem 1607 1508 OSHI CO 9 1177 10 11 12 13 14 1516 TTT mw…

A: We will Deduce the structure of C8H7N based upon the IR spectrum .

Q: Using the IR and NMR spectra provided, determine the molecular structure for C6H12O2. Label any…

A: Spectrum of Hexanoic acid.

Q: Annotate the NMR spectra. Assign the hydrogens to the structure

Q: What is the coupling pattern for HA ? Singlet doublet of doublet dectet etc.

A: Splitting pattern of hydrogen in 1H-NMR follows the n+1 rule. Where, n= number of neighbouring…

Q: Determine the specific rotation of a pure compound that has an observed specific rotation of (+)…

A: We have to calculate the specific rotation.

Q: 4 20 3000 FOOR PREPO 4300 3001

A: IR spectroscopy or infrared spectroscopy is a spectroscopic method to identify the different…

Q: Part 2: Rotation Barriers: Rank the rotational barriers relative to the highlighted bonds, with 1…

A: As , known more bulkier is the group more is the barrier provided for its rotation around bond.

Q: Using Woodwards-Fieser's rules, determine the wavelength of maximum UV absorption for the following…

A: This problem is based on calculation of Lambda (max) using Woodward-Fieser rules.

Q: Ba 11 Meo. Heb H3C 10 A

Q: 10 The figure below shows the ¹¹B nmr spectra of THF.BH3 and (C6H5)(CH3)2P.BH3. Interpret the…

Q: Explain how IR spectroscopy could be used to distinguish between polymers I-III shown below. In your…

A: The above question is based on the identification of compound based on IR spectroscopy. IR…

Q: Which of the following compounds has the highest wavelength of absorbance for the T-* transition in…

A: Given are organic compounds.When a beam of light falls on any matter then electron absorbs the light…

Q: Calculate the degree of unsaturation. Assign the relevant peaks in the IR spectrum. Assign the peaks…

A: Answer attached below

Q: Calculate the IHD of C7H6XNO and identify the important peaks in the following MS spectral data and…

Q: The following data was collected for this experiment: A sample of 0.8281 g of phenylsuccinic acid…

A: To predict the enantiomer we have to see the sign of the observed rotation, concentration can be…

Q: Calculate the degree of unsaturation. Assign the relevant peaks in the IR spectrum. Assign the peaks…

Q: In the vicinal interactions observed in double bonds, the interaction constants Jcis and Jtrans give…

A: Coupling constant:- It provides very important and useful information of an NMR spectrum.The space…

Q: 2. 0.5 g of optically-enriched (-)-mandelic acid was dissolved in 10 mL of absolute ethanol. Using a…

A: Specific rotation formula,

Q: 7 The ³¹P nmr spectrum of P(CH3)3 consists of a binomial decet (J = 2.7Hz). Account for this…

Question

uestion 31
Estriol, a potent estrogenic hormone, has been isolated from the urine of a pregnant women. When 40 mg of estriol is dissolved in 1.0 mL of dioxane and placed in a
sample tube with 1 dm path length a rotation of +2.32° is observed. After calculating the specific rotation for estriol it was found to be.
+2.32
+6.0
-6.0
O+58
1200

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1 Introduction

VIEW

Step 2 Explanation

VIEW

Step 3 conclusion

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

Question 13 What s the best possible spectrocopic technique for determining the difference between the following isomens? MS AM he W R. T3 60
The following data was collected for this experiment: A sample of 0.8281 g of phenylsuccinic acid was dissolved in 10 mL of acetone. This sample gave a reading, aobs, of +10.278 deg on the polarimeter. A tube measuring 1 dm was used for the sample. Calculate the enantiomeric excess (EE) of the sample. The literature-specific rotation, [a]lit, of phenylsuccinic acid in acetone is 173 deg. Give your answer to 3 significant figures. Calculate the percent (%) of (+)-phenylsuccinic acid that is in this sample. Give your answer to 3 significant figures. Calculate the percent (%) of (-)-phenylsuccinic acid that is in this sample. Give your answer to 3 significant figures.
Dr. VMV weighed out 1.02 g of menthol and dissolved it into 10.0 mL of absolute ethanol in a 10.0 mL volumetric flask. The optical rotation for this solution was obtained in a cell with a 50 mm optical path length, found to be -2.508°, using the Na D-line at 25.1 °C. What is the specific rotation?
Calculate the degree of unsaturation. Assign the relevant peaks in the IR spectrum. Assign the peaks in the 13C NMR spectrum. Assign the peaks in the 1H NMR spectrum.
Calculate the degree of unsaturation. Assign the relevant peaks in the IR spectrum. Assign the peaks in the 13C NMR spectrum. Assign the peaks in the 1H NMR spectrum.
Calculate the degree of unsaturation. Assign the relevant peaks in the IR spectrum. Assign the peaks in the 13C NMR spectrum. Assign the peaks in the 1H NMR spectrum.
A researcher isolated 10 g of a Natural Product from a local plant. In an attempt to determine the optical activity of this Natural Product, 3.00 g were dissolved in 5.00mL of solvent and placed into a tube 1.00 cm long. A reading of + 2.22⁰ was recorded. 1. The apparatus used by the researcher to obtain the reading is called a 2. Write the expression which may be used to calculate the specific rotation of the Natural Product. Write out the Greek names for symbols where necessary 3. Use the expression given above to calculate the specific rotation of the Natural Product. Include the appropriate units and signs.. Part B Assume that the following measurements are made in 10cm polarimeter sample containers; 1. A 10ml solution of 0.4 g of optically active 2-butanol in water displays an optical rotation of -0.56°. What is its specific rotation? 2. A solution of pure (S) 2-bromobutane in ethanol is found to have an observed rotation a=57.3 °. If [a] for (S) 2- bromobutane is +23.1, what is…
A 9.37×10° M aqueous solution of drug Z shows an absorbance (A) of 1.18 (at 350nm in a 10mm cell). Which ONE of the following is the correct concentration of another sample of Z which has an absorbance of 0.96 (at the same wavelength)? Assume the Beer – Lambert law is applicable. 1.6 x 10° M -5 А. 4.6 x 10° M -5 В. 7.6 × 10° M 9.6 x 10° M 4 x 10-10 С. D. Е. M
Identify the functional group of the molecule in the following IR spectrum.
The intermediate cation A in the sequence CoHo + Ε’ --- A C6H5E+H* is best shown as --- Ο Ε Η + Ο Η Η + + E E E ΕΗ