B is the base in the mechanism.
Which steps will be necessary to synthesize the peptide below? OH NH2 phenylalanine HO NH2 ОН NH2 isoleucine 1. The N-terminus of isoleucine will require a deactivating protecting group. II. The N-terminus of phenylalanine will require a deactivating protecting group. III. The C-terminus of of isoleucine will require activation. IV. The C-terminus of phenylalanine will require activation. II and III II and IV I and III I and IV
199.9 NH2 HNO3 H,SO Synthesize each of the following beginning with benzene. google good
Synthesize the following compounds from benzene. СООН b Br NO2 NO2 NH2 Br ОН СООН b Br NO2 NO2 NH2 Br ОН
3. Synthesize the following by showing all the appropriate reagents and intermediates. (6 pts b. CI -NH2 N OCH CI-
What reagent will perform the following transformation? NH2 CN N -NH2 H2N-NH2 + 20 с NH + NH3 о INH + NH3 оооооо
16) Which of the following is formed when 3-methylcyclopentanone reacts with hydroxylamine? A2N-NH-C6H5 N-NH2 N-OH IT III 02 Daylen *NH H I Ź IV < 7) Which Wittig reagent would be used to synthesize CHẶCH=P(CH3), CH=P(CH3)3 P(CH3)3 CHșCH2CH=P(CH3)3 I IV a) I b) II c) III d) IV e) Either I or II could be used.
Show how you would synthesize the following a n d beginning with 1-butene, Bromma and any necessary additional reagents. More than one step is needed. Br Bromobenzene, 1-Butene < Show how you woull Synthesize 4.- Nonanone, begining with 1-Butanol and any other non-organic reagents. (1-Butanol is the only Organic compouno available). only organ n
The structure below represents a NH2 N N N N НО. OH A) nucleic acid B) nucleoside. C) glycoside. D) nucleotide. E) riboside. The structural arrangement of DNA is A) -ribose---phosphate-ribose---phosphate — 1 base base B) -ribose -phosphate-ribose-phosphate 1 base base C) -deoxyribose-base-deoxyribose -base- 1 phosphate phosphate D) -deoxyribose---phosphate — deoxyribo se —-phosphate- base base E) — deoxyribose – phosphate-deoxyribose – phosphate — 1 base base The heterocyclic compounds adenine (A) and thymine (T) form base pairs in DNA via...
Question 5 (1 point) Which of the following compounds is an amine? NH N- NH2 b a a b all of the above only b and c
3. Synthesize the following by showing all the appropriate reagents and intermediates. (6 pts.) b. a. M -OCH3 CI -NH2