8. (30 pt) In each box, draw the structures of the chemicals that complete the equations below. (B) (C) i N-HI [14] (2)...
(30 pt) Draw the structures of the MAJOR products for the
following reactions. Be sure to clearly show the REGIO- and
STEREOCHEMISTRY of each product.
H2SO4 X - H2O BH3 H2O2 THF H20, OH Br2 CH2OH excess HBO d) CH3-C=C-CH3 1 eq Cl2 e) CH3 -C=C-CH3 CH2Cl2 Na CH3CO2H 9) CH.-C=C-H, under CH3COH f) CH3-CEC-CH3 liquid NH3 -78 °C H202 g) CH3CH2-CEC-H R2BH THE H2O, OH NaNH2 CH3CH2Br H2SO4 h) CH3CH2-CEC-H my Chcn=c20-n, Nanets, Cheka na H2O HgSO4 heat 1...
40. (38) Predict the product or provide reagents needed to complete each transformation. OH (a-b) K+-OH excess OH OF 1. SOCI Na+ HCO3- (c-d) 2. NH3 OH 1. KOH 2. CH CH CH Br ol (e-t) NH 3. NHANH H, H2, Pd ?? ?? (g-h) 'Ng NH2 NO2 (g-k) NEN OH 1. CH3 2. Ag20 3. heat 1. CH 2. Ag2O 3. heat (I-m) NH2 OH ?? NEN ?? (n-O) CI CI CI 1. Mg, ether 2. CO2 CH3CH2NH2, H+...
draw out structures or reagents
Draw out either the structures or the reagents A-Q needed to complete the reaction roadmap below 1) CuLi(CH-CH(), 0 2) H.O 1) Mg 2) formaldehyde Br 3) H30 G H2C1 CH3 HyC N B 1)Bry(excess), NaOH 2)HCI PCC F PBr3 E NaOH A Р I 1) Dibal 2) H,O, CH Nz, ether HCI 1) TOSCI, pyridine 2) NaH SOCI J 1) NaBr 2) H30 H M 1) 2CH,MgBr 2) H,O, HCI HECHC=CH2 Acetic Acid NaOCH...
11. Identify the product(s) of the following reaction. A. I B. II C. III D. IV E. V Gom Do is a From co be on) porno porno olyan 12. What is the final product obtained when toluene is subjected to the following reaction sequence? i) Clz (large excess), heat, hv; ii) OH-/H20, heat; iii) H30+ A. I OH B. II OH COH C. III U OH D. IV E. V I II Hol YCC, III HOCCI3 C/ стон с...
CONFIDENTIAL chemicals. Consider the molecule S below undergo certain reaction with the following Draw the product/s for each reaction. (b) Molecule S (i) O/H2O Answer: (2 Marks) (ii) Na/NH Answer: (2 Marks) (ii) Determine either elimination, addition or substitution reaction that obey the Markovnikov rule. Answer:
CONFIDENTIAL chemicals. Consider the molecule S below undergo certain reaction with the following Draw the product/s for each reaction. (b) Molecule S (i) O/H2O Answer: (2 Marks) (ii) Na/NH Answer: (2 Marks) (ii) Determine...
Map at assify these structures as hemiacetal, hemiketal, acetal, ketal, or other. Each structure needs to go int a box, and they will shrink to fit as needed when you put more than one in a box. Jasperse: Read the hint before you start, because I didn't emphasize the distinction between hemiacetals and hemiketals, or between acetals and ketals. Hemiacetal Hemiketal Acetal Ketal Other ОН OCH3 CH3COCH3 CH2CH3 O II CH3COCH3 OH CH3 | CH3CHOCHZ OCH3 CH3 H3COH H3C CH3...
Draw the structure of the final product(s) of this series of reactions 1pt ernces 1 pt 1. Br 1 pt 2.3 equivalents of NaNH 3. mild acid 1 pt 4. BH 5. H202/ NaOH 1 pt 1 pt 1 pt Use the wedge/hash bond tools to indicate stereochemistry where it exists Include H atoms at chiral centers only If a group is achiral, do not use wedged or hashed bonds on it Draw organic species only. Do not include lone...
13. (i) For each of the following equations, find all the natural numbers n that satisfy it (a) φ(n)-4 (b) o(n) 6 (c) ф(n) 8 (d) φ(n) = 10 (ii) Prove or disprove: (a) For every natural number k, there are only finitely many natural num- bers n such that ф(n)-k (b) For every integer n > 2, there are at least two distinction integers that are invertible modulo n (c) For every integers a, b,n with n > 1...
18. Draw the structures of Compound 18a. and 18b. (18 pts), clearly indicate your assignments of all proton resonances (8 pts). Calculate the Unsaturation Index of each compound (4 pts) (30 points total) 30 Unsat. Index = (2C+2-H-X+NY2 = 200 25 e = 2.00 ppm, 4.90 f = 1.27 ppm, 20 720 Compound 18a: C,H,O, singlet, 2H triplet, 3H 127 15 d = 2.66 ppm, a = 7.21 ppm, b = 7.18 ppm, doublet, 2H doublet, 2H C = 4.90...
I. Matching Write your answers in the blanks provided. (2 pt. each) 8. The symbol used in the alternate hypothesis to indicate it is a two-tailed test. ___________ 9. Every null hypothesis is written with what type of equality or inequality symbol? __________ 10. In hypothesis testing, the level of significance α describes the probability of making a ____________ error. __________ 11. In hypothesis testing, if the P-value < α , _____________ the null hypothesis. __________ 12. In hypothesis testing,...