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Chem 353-15
Course: CHEM 353, Winter 2011School: BYU
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and Terms Techniques see techniques 24-24.1 for background about how light interacts with double bonds. see technique 15 (The of use a Craig tube will be demonstrated during lecture) see technique 15 see technique 17 see technique 17.5 about
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and Terms Techniques
see techniques 24-24.1 for background about how light interacts with double bonds.
see technique 15
(The of use a Craig tube will be demonstrated during lecture) see technique 15
see technique 17
see technique 17.5 about
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BYU - CHEM - 353
Post Lab Questions Photochemical Isomerization (You may write the answers only in your notebook for the post lab questions if you choose.)(If you have answered questions 1 and 2 below in an earlier write-up simply make reference to the earlier experiment
BYU - CHEM - 353
Generic IR Spectrum%TH B A C4000 3500 3000 250036003200 35003290 1 34003340 2 35003150DG HE2000Phenols 3500 1 2 peaks 2 1 peak med. to weak 1 2 peaks 2 1 peak med. to weak Broad & often monstrousF1500IJ1000OK500cm-1AROHFRC OO-H N-
BYU - CHEM - 353
carefully read technique 13.6Term and Techniquessee technique 13.6see technique 11air air.
BYU - CHEM - 353
Post Lab Questions Steam Distillation (You may write the answers only in your notebook for the post lab questions if you choose.)1. Name at least two advantages of using steam distillation (technique 13.6) over simple distillation (technique 13.3). 2. Ex
BYU - CHEM - 353
Terms and Techniquessee technique 16.1 and 16.2see technique 11.1see technique 11.2air
BYU - CHEM - 353
Post Lab Questions Caffeine Isolation (You may write the answers only in your notebook for the post lab questions if you choose.)1. Using a chemical equation, explain the purpose of the sodium carbonate used during the isolation of caffeine from tea leav
BYU - CHEM - 353
HETCOR (1H-13C/directly bonded) HMBC (1H-13C/3 bonds apart) (ppm) 40 60 80 100 120 140 160 180 200 8.5 7.5 7.0 6.5 6.0 5.5 5.0 4.5 4.0 3.5 3.0 (ppm)Caffeine13121110987654321ppm(ppm) 3.0 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0COSY (1H-1H/3-4 b
BYU - CHEM - 353
Terms and TechniquesReview technique 11. Pay particular attention to drawing a flow chart in section 11.1Melting Points: Read technique 14 to review melting point theory and determination. Recrystallization: You will purify most of your solid products b
BYU - CHEM - 353
Post Lab Questions Cannizzaro Reaction (You may write the answers only in your notebook for the post lab questions if you choose.)1. Propose a mechanism for the internal Cannizzaro reaction shown below.2. Outline the three steps followed when performing
BYU - CHEM - 353
Cannizaro ReactionD2O exchange6.05.55.04.5 4.0 ppm3.5131211109876543210-1 ppmUse to argue the attachment site position. 140.84 128.41* 127.46* 126.93* 64.99*odd number of hydrogens220200180160140120100806040200 ppm
BYU - CHEM - 353
3.0 heating block. without an aluminium200see technique 15.3Refer to your previous experience with recrystallization as you attempt to purify this product.
BYU - CHEM - 353
Post Lab Questions Diels-Alder (You may write the answers only in your notebook for the post lab questions if you choose.)1. Predict the structure of the product in the following Diels-Alder reaction. 2. Predict the structure of the diene and the dienoph
BYU - CHEM - 353
Post Lab Questions Hydroboration-Oxidation (You may write the answers only in your notebook for the post lab questions if you choose.)1. Show how BH3 and THF react reversibly to form a complex that stabilizes BH3. Label the reactants as either a Lewis ac
BYU - CHEM - 353
Terms and TechniquesReview technique 17 Read technique 18 on liquid chromatography..5air airairandair
BYU - CHEM - 353
Post Lab Questions Friedel-Crafts (You may write the answers only in your notebook for the post lab questions if you choose.)1. Propose a mechanism for the internal Friedel-Crafts reaction shown below.2. After quenching your solution with ice, the resul
BYU - CHEM - 353
Identification of Unknown KetonesThis lab is an exercise in determining the identity of two unknown ketones using derivatives and proton NMR. The reaction below is a generic example of a derivative formed from a ketone. Your task will be to determine the
BYU - CHEM - 353
Post Lab Questions Williamson Ether Synthesis (You may write the answers only in your notebook for the post lab questions if you choose.)1. Write a mechanism for the cleavage of butyl isopropyl ether with HI at 100C to form exclusively isopropyl alcohol
BYU - CHEM - 353
You will purify the crude product by recrystallization using 95% ethanol. Remember to use a 13 x 100 mm (small) test tube, a boiling water bath, and an ice water bath as you find the proper conditions for forming crystals in solution. An average amount of
BYU - CHEM - 353
Post Lab Questions Aldol Condensation (You may write the answers only in your notebook for the post lab questions if you choose.)1. Suggest a mechanism for the cyclization reaction shown below.O O EtONa O EtOH O O2. When you performed the Cannizzaro re
BYU - CHEM - 353
Post Lab Questions Grignard (You may write the answers only in your notebook for the post lab questions if you choose.)1. In the synthesis of triphenylmethanol, benzene is often detected as an impurity. Explain, using structures, how the benzene is produ
BYU - CHEM - 353
Two-Step Synthesis of Aspirin from Wintergreen OilAspirin was the first characterized nonsteroidal anti-inflammatory drug (NSAID) shown to inhibit the cyclooxygenase-1 and 2 (COX 1 and 2) isoenzymes and remains one of the most widely used medications in
BYU - CHEM - 353
BYU - CHEM - 353
Post Lab Questions Benzoin (You may write the answers only in your notebook for the post lab questions if you choose.)1. Reduction of the carbonyl functional group of benzoin using NaBH4 results in a mixture of three compounds. Draw each of the three str
BYU - CHEM - 353
N ITRATION IElectrophilic Aromatic Substitution in Preparation o f 2,5-DichloronitrobenzeneN itration reactions represent one o f the classic electrophilic aromatic substitution reactions. Nitration has been u sed extensively as a means o f introducing
BYU - CHEM - 353
Post Lab Questions Nitration 1 and 2 (You may write the answers only in your notebook for the post lab questions if you choose.)1. Using the more reactive of the two rings, propose a mechanism for the nitration of phenyl benzoate to form a mono nitrated
BYU - CHEM - 353
airUse a Craig tube to do the recrystallization.(see technique 15)(see technique 20.5) Formic acid was first isolated from what natural material? When was it first isolated?
BYU - CHEM - 353
Identification of an Unknown Acid and Alcohol from a MixtureThe purpose of this lab is to test your ability to separate an unknown alcohol from an unknown acid and to successfully purify and characterize each of them using the skills you have developed i
BYU - CHEM - 353
Beckman Rearrangement(ppm) 7.0 7.2 7.4 7.6 7.8 8.0 8.2 8.4 8.6 8.3 8.1 7.9 7.7 7.5 (ppm) 7.3 7.18.48.28.07.87.67.47.27.06.86.66.46.26.05.85.6 ppm(ppm) 7.0 7.2 7.4 7.6 7.8 8.0 8.2 8.4 8.6 135 133 131 129 127 (ppm) 125 123 1211701601501
BYU - CHEM - 353
O OH O NaBH4 CH3OH / NaOCH3 O H cinnamaldehyde O H H O O 2 Cl O Heat O O 1. BH3 THF H 1. KOH 2. HCl Cl hv HOH2SO4O Obanana oil OH CH3I N O ONaOH4BrO aniseOH CH3 N H N caffeineMgBr1. Ether 2. HCl3OHH3C ON N CH3O O H NaOH, H2O EtOH wintergree
BYU - CHEM - 353
Column ChromatographyFriedel-Crafts ExperimentUse a funnel when pouring alumina or solvents, and be sure to pack the column with dry alumina and tap with a hose so that no voids are present.Check out a bulb from the stockroom.Ferrocene, being least po
BYU - EXSC - 460
RESISTIVE EXERCISE MMMMMMMMMMMMMMMMMMMMMMCXLIV. A. B. C. D. TERMINOLOGYIsometrics fixed speed (0o/second); immovable fixed resistance Isotonics variable speed (approx. 60o/second); fixed resistance (moveable) Isokinetics fixed speed (0-450o/second); acco
BYU - EXSC - 460
GaitAbnormal gait cycles and problem solversThe Gait CycleSTRIDE Gait CyclePeriodsSTANCEPhasesInitial Contact Loading Response Mid Stance Terminal StanceSWINGPre SwingInitial SwingMid SwingTerminal SwingTerms to Know Step length Initial cont
BYU - EXSC - 460
NORMAL GAIT AND DYNAMIC FUNCTION. PURPOSE OF THE FOOT IN AMBULATION A. Pronation (flexible adaptation) 1. Adaptation to terrain 2. Dissipate ground reaction forces (shock absorption) 3. Lower extremity internal rotation Supination (stable platform) . Rig
BYU - EXSC - 460
SweetKneesTheKnee Tibiofemoraljoint MedialfemoralcondyleiswiderAP (screwhomemechanism) Medialfemoralcondyleprojects furtherdistally(createsgenuvalgus). 1.7cmlongerthanlateralon average. Lateralfemoralcondyleprojects furtheranterior(patellarbutress) Tib
BYU - EXSC - 460
ES 460 Learning Objectives For Exam #1The following objectives will comprise approximately 85% of your exam. The other 10-15% will be a little more picky and specific, and will come from the notes and lecture. Some of these questions will be analytical,
BYU - EXSC - 460
TheHipAngleofInclinationFrontalplane Normalapproximately125intheadult,andaveragesabout120inthenormalelderlyperson CoxaVarumlessthan120 CoxaValgumgreaterthan135AngleofInclinationCoxaValgaDecreasesamountoffemoralarticularsurfaceincontactwiththesuperi
BYU - EXSC - 460
LOWER EXTREMITY ORTHOPEDIC INJURIESMMMMMMMMMMMMMMMMMDCCCXXXII. ACHILLES TENDON RUPTURE The achilles tendon complex is prone to injury under conditions in which there is a sudden and powerful eccentric contraction of the gastroc/soleus. This mechanism is
BYU - EXSC - 460
SweetKneesTheKnee Tibiofemoraljoint MedialfemoralcondyleiswiderAP (screwhomemechanism) Medialfemoralcondyleprojects furtherdistally(createsgenuvalgus). 1.7cmlongerthanlateralon average. Lateralfemoralcondyleprojects furtheranterior(patellarbutress) Tib
BYU - EXSC - 460
The Spine T heA nt er ior /Post er ior M ot ion Segment SegmentAnt er iorSegment Ver t ebr al body I nt er ver t ebr al disc L ongit udinal ligsPost er iorSegment Ver t ebr al ar ches Facet joint s Tr ansver se pr ocesses Spinous pr ocessesVer t e
BYU - EXSC - 460
PLANES OF THE BODY 1. Sagittal plane Divides body into right and left halves Forward and backward motions (flexion, extension) Rotary motion in sagittal plane occurs around a coronal axis 2. Frontal plane Divides body into front and back halves Side-to-si
BYU - EXSC - 460
WelcomeToClassTheAnkleOpenKineticChainCalcaneal Eversion Dorsiflexion Abduction Calcaneal Inversion Plantarflexion AdductionClosedKineticChainCalcaneal Eversion & Talar Plantarflexion Adduction Calcaneal Inversion & Talar Dorsiflexion AbductionSecti
BYU - EXSC - 400
The Bones of the Lower Extremity!Including: The FEMUR The PATELLA The TIBIA The FIBULA The TARSAL BONES The METATARSAL BONES and The PHALANGEAL BONESTheFemurHead Fovea Capitis Anatomical Neck Greater Trochanter Lesser Trochanter Trochanteric Fossa Qua
BYU - EXSC - 400
Arthokinematics or Assessory Motions Practice sheet1. Have members of the group explain the concave and convex rules of joint motion. 2. Complete the following: Explaining the shapes of the articular surfaces, direction of roll and glide, and whether rol
BYU - EXSC - 400
Answers to EXSC 400 Functional Anatomy and KinesiologyUnit One: Introduction Page 3 Page 5 1. anatomical position 2. frontal, sagittal, horizontal 4a. Central Nervous System 1) brain 2) spinal cord 5a. subject c. end, change d. beginning 6. between segme
BYU - EXSC - 400
Thorax, 25 bones Thorax,Sternum Sternum Manubrium Sternal Body Xiphoidangle process Attachment Attachmentof abdominal muscles abdominal Jugularnotch Clavicular notch Notches for costal Notches cartilages cartilagesRibs, 12 pair Ribs, 1st7 pairs
BYU - EXSC - 400
The Skeletal SystemClicktoeditMastersubtitlestyle"AschildrenoftheLord weshouldstriveevery daytorisetoahigher levelofpersonal righteousnessinallofour actions." PresidentJamesE. Faust Ensign,May2005,68ReviewWhatplanedividesthebodyintosuperior andinferio
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