c) all the proton signals are above 5ppm. what fragment would acount for that and the UN/DBE that you calculated earlier?
- cyclohexyl ring
- benzene ring
- tert-butyl group
- alkene
- alkyne
d) the singlet at 11ppm is charateristic of which functioanl group? (hint: 2words, spelling counts)
e) draw a moleculate that combines both of the above fragments.
Homework Answers
Add Answer to:
c) all the proton signals are above 5ppm. what fragment would
acount for that and the...
lastly propose a strucutre for compound E Compound F has a molecular formula of CgHgO. What...
lastly propose a strucutre for compound E
Compound F has a molecular formula of CgHgO. What is the Unsaturation Number (UN) or Double-Bond Equivalent (DBE)? Examine the IR spectrum provided for Compound F. Based on the molecular formula, the UN/DBE you calculated, and the IR spectrum, check all the functional groups that are possibly present in compound F? Examine the 13C and 1H spectra of Compound F. All the proton signals are above 6 ppm. What fragment would account for...
Compound F has a molecular formula of C9H8O. What is the unsaturation number; Functional groups that...
Compound F has a molecular formula of C9H8O. What is the
unsaturation number; Functional groups that are ppossibly present
in compound F?
I keep getting this question wrong, can anyone help me?
7 of 29 Incorrect Question 27 of Map Compound F has a molecular formula of CgHgO. What is the Unsaturation Number (UN) or Double-Bond Equivalent (DBE)? Number Examine the IR spectrum provided for Compound F Based on the molecular formula, the UN/DBE you calculated, and the IR spectrum,...
Compound E: C7H6O3 Hi, can someone please help me with the following questions? Draw a molecule...
Compound E: C7H6O3
Hi, can someone please help me with the following questions?
Draw a molecule that combines both of the above fragments. Show ALL hydrogen What is the molecular formula of the molecule you just drew? (Use the following format: CXHYOZ, where X, Y, and Z are numbers.) What is the molecular formula of the molecule you just drew? (Use the following format: CXHYOZ, where X, Y, and Z are numbers.) The difference between the formula you just wrote...
Compound A: C6H14O I've gathered that the Unsaturation Number is 0, so there is no double...
Compound A: C6H14O
I've gathered that the Unsaturation Number is 0, so there is no
double bond or ring present. (I've also attached the IR and NMR
spectra on the bottom.)
But I'm having a hard time answering the following
questions.
Based on the molecular formula and the UN/DBE you calculated, check all the functional groups that could be present in compound A? Earlier, using the molecular formula and the UN/DBE, you came up with a list of functional groups...
NMR Help please! Based on the molecular formula and the UN/DBE you calculated, check all the...
NMR Help please!
Based on the molecular formula and the UN/DBE you calculated, check all the functional group that could be present in compound B? Examine the IR spectrum provided for Compound B. The peaks below 1500 cannot be used to make any structural assignments because they are i fingerprint region. There are the two important peaks in this IR spectrum, What is each peak most likely due to? Earlier, using the molecular formula and the UN/BE, you came up...
Page C 1) What functional group is NOT present in the structure below? a. alkyne b....
Page C 1) What functional group is NOT present in the structure below? a. alkyne b. alkene c. ether d. aldehyde e. amine 2) What is the correct IUPAC name for the molecule below? a. 3-tert-butyl-4-methylhexane b. 3-tert-butyl-4-methylpentane c. neononane d. 3.ethyl-2,2,4-trimethylpentane e. 1-ethyl-1-isopropyl-tert-butane 3) Which molecule will have the highest boiling point? tinio 4) How many different constitutional isomers may be formed upon monochlorination with Cly/light of the alkane shown below? 5) How many secondary hydrogen atoms are present...
Cant seem to identify what the final structure of this compind is? problem c? compound*
cant seem to identify what the final structure of this compind
is?
problem c?
compound*
Problem 7 (15 points total). The IR and 'H-NIMR spectrum of a compound with the molecular formula Cioto and an unsaturation number of 4 are shown below. Infrared Spectrum: 3100 cm 2800-2950 cm t 40 1090 cm 3000 2500 2000 500 1000 a. (3 points) The IR of this compound exhibits the diagnostic signals below. What bonds in the molecule give rise to these stretching...
Please help me figure out what A,B, and C are! The bolded is what is provided...
Please help me figure out what A,B, and C are! The bolded is
what is provided by the prompt and my notes are the unbolded. IR
for Compound B and D shown.
Compound A, C7H14O2 did
not discharge precipitate in dilute permanganate solution or give a
precipitate with 2,4, DNP or with ceric nitrate.
2,4 DNP tests for aldehydes and ketones
Ceric nitrate tests for alcohols
Potassium Permanganate tests for double bonds
So compound A has 1 degree of unsaturation...
Unknown Number: Molecular Formula: Index of Hydrogen Deficiency: Structure: Mass Spec Molecular Weight: Important Fragments; what...
Unknown Number:
Molecular Formula:
Index of Hydrogen Deficiency:
Structure:
Mass Spec
Molecular Weight:
Important Fragments; what are they and what do they mean? (base
peak structure, is there a halogen, is there a benzene ring, is
there an odd number of nitrogens, other important fragments that
tell something about the structure)
IR
Is there an OH? Wavenumber?
Is there a carbonyl group? If so what type (acid. ester, amide,
aldehyde, ketone etc.)? Wave number?
Other important peaks (terminal alkyne, cyano...
I have most of the information, but I need help to organize it based on the...
I have most of the information, but I need help to organize it
based on the prompts below the pictures.
Mass Spec
Molecular Weight:
Important Fragments; what are they and what do they mean? (base
peak structure, is there a halogen, is there a benzene ring, is
there an odd number of nitrogens, other important fragments that
tell something about the structure)
IR
Is there an OH? Wavenumber?
Is there a carbonyl group? If so what type (acid. ester, amide,...
lastly propose a strucutre for compound E
Compound F has a molecular formula of CgHgO. What is the Unsaturation Number (UN) or Double-Bond Equivalent (DBE)? Examine the IR spectrum provided for Compound F. Based on the molecular formula, the UN/DBE you calculated, and the IR spectrum, check all the functional groups that are possibly present in compound F? Examine the 13C and 1H spectra of Compound F. All the proton signals are above 6 ppm. What fragment would account for...
Compound F has a molecular formula of C9H8O. What is the
unsaturation number; Functional groups that are ppossibly present
in compound F?
I keep getting this question wrong, can anyone help me?
7 of 29 Incorrect Question 27 of Map Compound F has a molecular formula of CgHgO. What is the Unsaturation Number (UN) or Double-Bond Equivalent (DBE)? Number Examine the IR spectrum provided for Compound F Based on the molecular formula, the UN/DBE you calculated, and the IR spectrum,...
Compound E: C7H6O3
Hi, can someone please help me with the following questions?
Draw a molecule that combines both of the above fragments. Show ALL hydrogen What is the molecular formula of the molecule you just drew? (Use the following format: CXHYOZ, where X, Y, and Z are numbers.) What is the molecular formula of the molecule you just drew? (Use the following format: CXHYOZ, where X, Y, and Z are numbers.) The difference between the formula you just wrote...
Compound A: C6H14O
I've gathered that the Unsaturation Number is 0, so there is no
double bond or ring present. (I've also attached the IR and NMR
spectra on the bottom.)
But I'm having a hard time answering the following
questions.
Based on the molecular formula and the UN/DBE you calculated, check all the functional groups that could be present in compound A? Earlier, using the molecular formula and the UN/DBE, you came up with a list of functional groups...
NMR Help please!
Based on the molecular formula and the UN/DBE you calculated, check all the functional group that could be present in compound B? Examine the IR spectrum provided for Compound B. The peaks below 1500 cannot be used to make any structural assignments because they are i fingerprint region. There are the two important peaks in this IR spectrum, What is each peak most likely due to? Earlier, using the molecular formula and the UN/BE, you came up...
Page C 1) What functional group is NOT present in the structure below? a. alkyne b. alkene c. ether d. aldehyde e. amine 2) What is the correct IUPAC name for the molecule below? a. 3-tert-butyl-4-methylhexane b. 3-tert-butyl-4-methylpentane c. neononane d. 3.ethyl-2,2,4-trimethylpentane e. 1-ethyl-1-isopropyl-tert-butane 3) Which molecule will have the highest boiling point? tinio 4) How many different constitutional isomers may be formed upon monochlorination with Cly/light of the alkane shown below? 5) How many secondary hydrogen atoms are present...
cant seem to identify what the final structure of this compind
is?
problem c?
compound*
Problem 7 (15 points total). The IR and 'H-NIMR spectrum of a compound with the molecular formula Cioto and an unsaturation number of 4 are shown below. Infrared Spectrum: 3100 cm 2800-2950 cm t 40 1090 cm 3000 2500 2000 500 1000 a. (3 points) The IR of this compound exhibits the diagnostic signals below. What bonds in the molecule give rise to these stretching...
Please help me figure out what A,B, and C are! The bolded is
what is provided by the prompt and my notes are the unbolded. IR
for Compound B and D shown.
Compound A, C7H14O2 did
not discharge precipitate in dilute permanganate solution or give a
precipitate with 2,4, DNP or with ceric nitrate.
2,4 DNP tests for aldehydes and ketones
Ceric nitrate tests for alcohols
Potassium Permanganate tests for double bonds
So compound A has 1 degree of unsaturation...
Unknown Number:
Molecular Formula:
Index of Hydrogen Deficiency:
Structure:
Mass Spec
Molecular Weight:
Important Fragments; what are they and what do they mean? (base
peak structure, is there a halogen, is there a benzene ring, is
there an odd number of nitrogens, other important fragments that
tell something about the structure)
IR
Is there an OH? Wavenumber?
Is there a carbonyl group? If so what type (acid. ester, amide,
aldehyde, ketone etc.)? Wave number?
Other important peaks (terminal alkyne, cyano...
I have most of the information, but I need help to organize it
based on the prompts below the pictures.
Mass Spec
Molecular Weight:
Important Fragments; what are they and what do they mean? (base
peak structure, is there a halogen, is there a benzene ring, is
there an odd number of nitrogens, other important fragments that
tell something about the structure)
IR
Is there an OH? Wavenumber?
Is there a carbonyl group? If so what type (acid. ester, amide,...
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