GPAT 16 Medicinal Chemistry

8/6/2019 GPAT 16 Medicinal Chemistry

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MEDICINAL CHEMISTRY

Q1. Identify the synthesis of following compound

a. Acetyl cholineb. Carbacholc.

Methacholine

d. NeostigmineQ2. Identify the synthesis of following compound

a. Edrophoniumb. Pyridostigminec. Methacholined. Neostigmine

Q3. Cyclohexyl nitrile and N, N-diethylamino is used as starting product in the synthesis of

a. Glycopyrrolateb. Dicyclominec. Homatropined. Cyclopentolate

(i)NH3

CH3Br
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Q4. Xanthene 9-carboxylic acid N,N-diethylamino cholroethane is used in the synthesis of

a. Tropicamideb. Propanthelinec. Procyclidined. Dicyclomine

Q5. Which of the following is the structure of Tropicamide

a.

b.

c.

d.

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a. Salbutamolb. Terbutalinec. Amphetamined. Isoprenaline


a. Salbutamolb. Noradrenalinec. Amphetamined. Phenylephrine


a. Salbutamolb. Phenoxybenzamine
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c. Tolazolined. Naphthazoline


a. Salbutamolb. Propranololc. Prazocind. Ephedrine


a. Phenetolamineb. Phenoxybenzaminec. Prazocind. Ephedrine

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a. Phenetolamineb. Phenoxybenzaminec. Prazocind. Propranolol


a. Diphenhydramineb. Doxylaminec. Mepyramined. Pheniramine


a. Diphenhydramineb. Doxylaminec. Mepyramined. Pheniramine
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a. Promethazineb. Cyclizinec. Pheniramined. Methdilazine


a. Promethazineb. Cyclizinec. Pheniramined. Meclizine


a. Phenindamineb. Cyproheptadinec. Triprolidined. Indomethacin

NaH2
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a. Cimetidineb. Ranitidinec. Nizatidined. Famotidine

Q18. Which heterocyclic ring is present in Amiloride?

a.

Pyrimidine ringb. Pteridine ringc. Pyrazine ringd. Pyridine

Q19. Which diuretic have steroid nucleus?

a. Amilorideb. Chlorthalidonec. Triamterened. Spironolactone

Q20. Diphenhydramine belongs to antihistaminic class of

a. Ethylene diamineb. Amino alkyl etherc. Alkyl amine
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d. PhenothiazineQ21. Phenindamine belongs to class of

a. Piperidineb. Piperazinec. Ethylene diamined. Amino alkyl ether


a. Naproxenb. Ketoprofenc. Naphthazolined. Phenacetin


a. Sulindacb. Indomethacinc.

Phenylbutazone

d. Mefenamic acidQ24. Identify the synthesis of following compound
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a. Diclofenacb. Piroxicamc. Phenylbutazoned. Mefenamic acid


a. Diclofenacb.

Aminopyrine

c. Phenylbutazoned. Mefenamic acid

Q26. Hydantoin posses the heterocyclic ring

a. Imidazoline 3,5-dioneb. Imidazoline 2,4-dionec. Pyrazoline 3,5-dioned. Thiazoline 2,4-dione

Q27. Phenytoin is

a. 5,5-diphenylimidazoline-2,4 dioneb. 4,4-diphenylimidazoline-2,4-dionec. 4,4-diphenylimidazoline-3,5-dioned. 5,5-diphenylpyrazoline-3,5-dione
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10/19

Q28. Antipyretic activity of NASIDS is mostly exhibited due to inhibition of

a. PGE2b. PGD2c. PGI2d. PGF2

Q29. Which enantiomers of profens are more active?

a. S(+)b. S(-)c. R(+)d. R(-)

Q30. Ephedrine how has many Chiral center

a. 2b. 3c. 1d. 0

Q31. Antazoline a NASID have

a. Imidazoline ringb. Pyrazoline ringc. Thiazoline ringd. Oxazoline ring

Q32. Which of the following is tertiary amine and crosses the BBB?

a. Pyridostigmineb. Physostigminec. Neostigmined. Edrophonium

Q33. 4-chloro-6-amino-1,3-benzenesulfonamide and formic acid are starting material for synthesis of

a. Hydrochlorthiazideb. Chlorthiazidec. Benzthiazided. Polythiazide
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11/19

Q34. 2,4-dichloro benzoic acid and furfurylamine are starting product for synthesis of

a. Furosemideb. Bumetanidec. Chlorthalidoned. Chlorthiazide

Q35. Pthalic anhydride and chlorobenzene are starting product for synthesis of

a. Phenindamineb. Cyproheptadinec. Chlorthalidoned. Chlorthiazide

Q36. 2,3-dichlorophenoxyacetic and butrylchloride are stating product for the synthesis of

a. Ethacrynic acidb. Triamterenec. Amilorided. FurosemideQ37. Pteridine ring is present in

a. Amilorideb. Triamterenec. Chlorthalidoned. Spirolactone

Q38. Benzylnitrile and nitrosopyrimidine are the starting product for

a. Amilorideb. Triamterenec. Chlorpheniramined. Naphthazoline

Q39. 2,6-dichloro5-formylpyrimidine and hydrazine are starting product of

a. Allopurinolb. Colchicinec. Probenecidd. Sulfinpyrazone
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12/19

Q40. 4-hydroxy-3-hydroxymethyl Benzaldehyde and tertiary butylbenzylamine are involved in the synthesis

of

a. Terbutalineb. Salbutamolc. Isoprenalined. Albuterol


a. Halothaneb. Enfluranec. Isofluraned. Methoxyflurane


a. Phenobarbitoneb. Mephobarbitonec. Secobarbitoned. Pentobarbitone

Q43.Identify the synthesis of following compound

a. Amobarbitoneb. Secobarbitonec. Pentobarbitone
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13/19

d. Phenobarbitone


a. Glutethimideb. Methqualonec. Meprobamated. Paraldehyde


a. Diazepamb. Nitrazepamc. Flurazepamd. Alprazolam

Ethylisopentylethylmalonate urea
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14/19


a. Phenytoinb. Trimethadionec. Phensuximided. Primidone


a. Imipramineb. Carbamazepinec. Amitriptylined. Primidone
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15/19

Q1.Which of the following anthelmintics is not a carbamic methyl ester?

1. Cyclobendazole 2. Thiabendazole 3. Albendazole 4. ParbendazoleQ2. Acyclovir is a analogue of

1. Uracil 2. Adenine 3. Guanine 4. ThymidineQ3. Sulfamethoxazole is having

1. Isoxazole ring 2. Oxazole ring 3. 1, 3, 4 thiadiazole 4. ImidazoleQ4. Which of the following drug is amphoteric in nature?

1. Chloramphenicol 2. Amphotericin B 3. Macrolides 4. PenicillinsQ5. Which isomer of Chloramphenicol is more active?

1. R, R 2. R, S 3. S, S 4. All are equally activeQ6. Which of the following is not true about cycloserine?

1. It is derived from amino acids 2. It inhibits cell wall synthesis 3. Having oxazolidine ring 4. Highlynephrotoxic

Q7. How many chiral centers are present in oxytetracycline?

1. 4 2. 5 3. 6 4. 7Q8. Which of the following drug is para-hydroxy acetanilide derivative?

1. Niclosamide 2. Diloxanide 3. Pyrazinamide 4. TeclozanQ9. How many chiral centers are present in steroid nucleus?

1. 4 2. 5 3. 6 4. 7Q10. Primaquine is derivative of-

1. 8-aminoquinoline 2. 4-aminoquinoline 3. Biguanides 4. NapthaquinoneQ11. In steroid nucleus A/B, B/C, C/D rings are fused in the manner of-

1. Cis- Cis -Trans 2. Trans-Cis-trans 3. Cis-Trans-Cis 4. Trans-Cis-CisQ12. Which of the following is not having steroid nucleus?
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16/19

1. Finastride 2. Nondrolone 3. Flutamide 4. MegestrolQ13. 9 fluoro - 11,17,21-trihydroxy -16-methyl pregna1,4-diene 3,20 dione is

1. Paramethsone 2. Triamcinolone 3. Prednesolone 4. BetamethasoneQ14. . 9 fluoro - 11,16,17,21-tetrahydroxy pregna1,4-diene 3,20 dione is

1. Paramethsone 2. Triamcinolone 3. Fludrocortisone 4. BetamethasoneQ15. Which of the following is antiandrogenic?

1. Tamoxifen 2. Mifepristone 3. Clomiphene 4. FlutamideQ16. Which heterocyclic ring is present in Amiloride?

1. Pyrimidine ring 2. Pteridine ring 3. Pyrazine ring 4. PyridineQ17. Which diuretic have steroid nucleus?

1. Amiloride 2. Chlorthalidone 3. Triamterene 4. SpironolactoneQ18. Benorylate is condensation product of.

Q19. Diphenhydramine belongs to antihistaminic class of

1. Ethylene diamine 2. Amino alkyl ether 3. Alkyl amine 4. PhenothiazineQ20. Match the following heterocyclic ring present in drugs-

1. Imidazole a. Cimetidine2. Thiazole b. Ranitidine3. Furan c. Astemizole4. Benzimidazole d. Terfenadine5. 1,1 dioxothiazine e. Thiazolidine6. Sulbactam f. Oxazolidine7. Clavulinic acid g. Albendazole

h. Piroxicam

Q21. Choose the correct statement for estrogen

1.

2.

3.

4.

5.

6.

7.
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17/19

1. Ring D is benzenoid and have OH grp at C17 Phenolic2. Ring A is quinonoid and have OH grp at C3 alcoholic3. Ring A is benzenoid and have OH grp at C3 Phenolic4. Ring D is quinonoid and have OH grp at C17 alcoholic

Q22. Phenindamine belongs to class of

1. Piperidine 2. Piperazines 3. Ethylene diamine 4. Amino alkyl etherQ23. Match the following

1. Benzimidazole Zalcitabine2. Imidazole Metronidazole3. Thymidine Stavudine4. 17 hydroxy- 17 methyl 3 oxo androst-4ene Meconazol5. Salicylic acid derivative Nondrolone6. Piperazine ring Mthyltestosterone7. Morpholino Diloxanide8. Ethanol derivative Niclosamide9. Acetanilide derivative Nitrofurazone10. Oxazolidine Nimorazole

Citerizine

Mebendazole

Q24. Which of the moiety is responsible for diuretic activity in acetazolamide?

1. 1, 3, 4-thiazole ring 2. N-acetyl grp 3. Sulphamoyl grp 4. Secondary amino grpQ25. Which isomer of diethyl stilbosterol is more active?

1. Cis 2. Trans 3. E 4. ZQ26. Identify True/False (T/F) statement

1.

2.

3.

4.

5.

6.

7.

8.

9.

10.
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18/19

1. In steroid nucleus confirmation is boat shape (T/F)2. Paramethsone have 9 fluoro, 16-methyl-17-hydroxy grp (T/F)3. Halofantrine is quinoline methanol (T/F)4. Sesquiterpene lactone is artimisnin (T/F)5. Ciprofloxacin have Piperazine ring attached to 1st position (T/F)6. Vidarabine is adenine analogue (T/F)7. Pyrantel is pyridine analogue (T/F)8. Trimethoprim is pyrimidine analogue (T/F)9. Sulphalene have Pyrazine ring (T/F)10. Azteonam is monobactam (T/F)11. Clavulinic acid thiazolidine ring (T/F)12. Active anti inflammatory metabolite of sulfasalazine is pyridyl sulphanilamide (T/F)13. Phenyl butazone is synthesized from hydrazine derivative (T/F)14. Fenbufen is carbonyl propionic acid (T/F)15. Mefenamic acid is arylacetic acid derivative (T/F)16. Oxicams are N-heteroaryl carboxamide derivatives (T/F)17. Chlorthiazide have 1,1 dioxo 1,2 thiazine ring (T/F)

Synthes is o f some im por tant drugs

1. Acetazolamide 14. Allopurinol
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19/19

2. Polythiazide 15. Phenylbutazone3. Mebendazole 16. Indomethacin4. Niclosamide 17. Mepyramine5. Metronidazole 18. Promethazine6. Diloxanide 19. Cimetidine7. Mefenide 20. Nalixidic acid8. Meconazol9. Proquanil10. Trimethoprim11. Clofazimine12. Chlorthalidone13. Mefenamic acid
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Documents

GPAT 16 Medicinal Chemistry