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Preparation of p- nitroaniline from acetanilide

2026-02-11T21:35:02+05:30December 11th, 2022|

Aim: Preparation of p- nitroaniline from acetanilide Requirements: Acetanilide Glacial acetic acid Sulfuric acid Nitric acid 70% Sulfuric acid Procedure: Step 1: p-Nitroacetanilide from acetanilide Dissolve 5.0 g. of acetanilide in 6.0 mL of glacial acetic acid in 250 mL beaker. Add 10.0 mL of con. H2SO4 in it the solution should be clear then [...]

Preparation of 7-acetoxy 4-methyl coumarin from resorcinol

2026-03-29T21:40:40+05:30December 11th, 2022|

Aim: Preparation of 7-acetoxy 4-methyl coumarin from resorcinol Requirements: Resorcinol = 5.0 g. Ethyl acetoacetate = 5.9 mL sulphuric acid = 22.0 mL + 5.0 mL Acetic anhydride = 10.0 mL Procedure: Step 1: 7-hydroxy 4-methyl coumarin from resorcinol             To a solution of 5.0 g of resorcinol in 5.9 mL of ethyl acetoacetate contained [...]

VIBRATIONAL SPECTRA (INFRARED SPECTRA)

2026-02-11T11:37:57+05:30November 27th, 2022|

Lesson Structure 1.0       Objective 1.1       Introduction 1.2       Molecular vibration 1.3       Vibration of a single particle (classical) 1.4       The vibration of two particles system (classical) 1.5       Schrödinger Equation applied to Harmonic oscillator 1.6       Zero point energy 1.7       Selection Rule 1.8       Boltzmann Distribution 1.9       Force constant and Bond strength 1.10     The Anharmonic oscillator 1.11     Fundamental and Overtone [...]

ROTATIONAL SPECTRA (Microwave Spectroscopy)

2026-03-29T21:34:25+05:30November 27th, 2022|

Lesson Structure 1.0     Objective 1.1     Introduction 1.2     Classification of molecules 1.3     Rotational spectra of regid diatomic molecules 1.4     Selection rules 1.5     Non-rigid rotator 1.6     Spectrum of a non-rigid rotator 1.7     Linear polyatomic molecules 1.8     Non-linear polyatomic molecules 1.9     Asymmetric top molecles 1.10.  Starck effect           Solved Problems         [...]

Chemoffice 2016

2026-03-29T21:33:54+05:30November 23rd, 2022|

ChemOffice Professional is the most robust, scientifically-intelligent research productivity suite in the world. It builds on the foundations of ChemDraw Professional, and adds access to a broad set of powerful scientific tools* to enable scientific research. Document, search and share your research using Signals Notebook Individual Edition, a modern, web-based scientific collaboration platform. Load and [...]

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