Category: GPAT Preparation

DIHYDROERGOTAMINE Synthesis, SAR, MCQ,Structure,Chemical Properties and Therapeutic Uses

Dihydroergotamine IUPAC nomenclature (2R,4R,7R)-N-[(1S,2S,4R,7S)-7-benzyl-2-hydroxy-4-methyl-5,8-dioxo-3-oxa-6,9-diazatricyclo[7.3.0.02,6]dodecan-4-yl]-6-methyl-6,11-diazatetracyclo[7.6.1.02,7.012,16]hexadeca-1(16),9,12,14-tetraene-4-carboxamide.   Classification Dihydroergotamine is an ergot alkaloid. Physiochemical Properties S. NO. PHYSICAL AND CHEMICAL PROPERTIES 1 Molecular weight 583.7 g/mol 2 Physical appearance Present in solid form. 3 Melting point 219°C 4 Solubility Water solubility is […]

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Basic’s of Spectroscopy and MCQ

• Important term related to the Spectroscopy :-  Spectroscopy :- spectroscopy is the analytical method in which concentration of compound in  micro quantity by using electro magnetic radiation (EMR) . EMR :– It is made up of discrete particle called […]

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Basic’s and Principle of the IR spectroscopy and MCQ

 Basic’s and Principal of the IR spectroscopy :- In, IR spectroscopy infrared radiation are used. Infrared radiation are classified into three types Accordingly to they wave length.  Near IR :- 0.78 – 2.6μ Mild IR   :– 2.5 – 50 μ  Far […]

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Instrumentation of IR Spectroscopy and MCQ

 INSTRUMENTATION OF IR SPECTROSCOPY There are mainly five part of IR spectroscopy which are as follows Radiation source Sampling Monochromator  Detector Recorder 1. Radiation source :– There are mainly three types of radiation source are used. A. Globar source :- It […]

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XYLOMETAZOLINE Synthesis, SAR, MCQ,Structure,Chemical Properties and Therapeutic Uses

Xylometazoline IUPAC nomenclature 2-[(4-tert-butyl-2,6-dimethylphenyl)methyl]- 4,5-dihydro-1H-imidazole. Classification Xylometazoline is an α1-adenergic agonist. Physiochemical Properties S. NO. PHYSICAL AND CHEMICAL PROPERTIES 1 Molecular weight 244.37 2 Physical appearance Solid 3 Melting point 132°C 4 Solubility 3% in water; soluble in methanol and […]

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OXYMETAZOLINE Synthesis, SAR, MCQ,Structure,Chemical Properties and Therapeutic Uses

Oxymetazoline IUPAC nomenclature 3-(4,5-Dihydro-1H-imidazol-2-ylmethyl)-2,4-dimethyl-6-tert-butyl-phenol. Classification Oxymetazoline is an α1-adenergic agonist.   Physiochemical Properties S. NO. PHYSICAL AND CHEMICAL PROPERTIES 1 Molecular weight 260.37 2 Physical appearance Solid ; crystals from benzene 3 Melting point 182°C 4 Solubility Water solubility is […]

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BITOLTEROL Synthesis, SAR, MCQ,Structure,Chemical Properties and Therapeutic Uses

Bitolterol IUPAC nomenclature (RS)-[4-(1-Hydroxy-2-tert-butylamino-ethyl)-2-(4-methylbenzoyl)oxy-phenyl] 4-methylbenzoate.   Classification Bitolterol is ß2-adrenergic agonist. [1]   Physiochemical Properties S. NO. PHYSICAL AND CHEMICAL PROPERTIES 1 Molecular weight 461.5g/mol 2 Physical appearance Off-white solid 3 Flash point 341.2 4 Solubility Water solubility is 0.00048 […]

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