Laboratory Course

Paper Code: 
CHY-604
Credits: 
2
Contact Hours: 
60.00
Max. Marks: 
100.00
Objective: 

Course Objectives:

This course will enable the students to –

  1.  understand the core concepts of green synthesis.

  2. have the knowledge about various spectral techniques.

  3. develop quantitative skills for different analytical purposes.

Course Outcomes (COs):

Course

Learning outcomes

(at course level)

Learning and teaching strategies

Assessment Strategies

Paper Code

Paper Title

CHY 604

Laboratory Course (Practical)

 

The students will be able to –

CO111:  learn the use of green chemistry principles and processes in laboratory reactions as a benign approach.

CO112: compare the advantages of green procedures over conventional synthesis.

CO113:    assign structures to simple molecules on the basis of infra-red and nuclear magnetic resonance spectroscopy.

CO114: estimate the different functional groups i.e. hydroxyl (monohydric, dihydric, trihydric and phenols) and amino by different methods.

CO115:  estimate the saponification value of different saturated and unsaturated oil.

Demonstrations

 

Viva

 

Interactive lectures

 

 

 

 

 

Lab experiments

 

Records

 

Viva

 

Group discussions

 

Quiz

 

 
 

 

Unit I: 

Organic Chemistry                                                                             36 hrs

Synthesis (Green /Conventional)

a) Aromatic Electrophilic Substitution

i) Acetylation – Acetylation of aniline/salicylic acid.

ii) Nitration - Preparation of 4-nitrosalicylic acid

ii) Bromination - Preparation of p-bromoacetanilide

 

b) Aldol Condensation:Synthesis of dibenzal propanone

c) Rearrangement: Benzil-Benzilic acid rearrangement

d) Pechmann Condensation for Coumarin synthesis: Clay catalysed solid state synthesis of 7-hydroxy -4- methyl coumarin

e) Diazotization/coupling: Preparation of methyl orange

 

Spectroscopy: Interpretation of IR and NMR spectra of simple organic compounds (ethanol, 1-propanol, 2-propanol, methylethanoate, ethyl acetate,stilbene, ethyl acetate, propanone etc).

 

Quantitative Analysis                                                                                12 hrs

a) To determine the neutralization equivalent of the acid.

b) Estimation of glucose by Fehling’s /Benedict solution

c) Estimation of saponification value of the given oil.

References: 
  • University Practical Chemistry; Second Edition;P.C.Kamboj, Vishal Publishing House,New Delhi, 2019.
  • Monograph green chemistry laboratory experiments-Laboratory Task Force Committee, DST.
  • Comprehensive practical organic chemistry; V.K.Ahluwalia and Renu Aggarwal; University press (India) Pvt. Ltd, 2013.
  • Vogel’s Textbook of Quantitative Chemical Analysis; Sixth Edition; M. Thomas, B. Sivasankar, J. Mendham, R.C. Denney, J. D. Barnes; Pearson Education, New Delhi, 2009.
  • Vogel’s Textbook of Practical Organic Chemistry; Fifth Edition; B.S. Furniss, A.J. Hannaford, P.W.D. Smith, A.R. Tatchell; Pearson Education, New Delhi, 2003.
  • Experimental Organic Chemistry, Volume I; P.R.Singh, D.S. Gupta, K.S. Bajpai; Tata McGraw Hill Publishing Company Ltd., New Delhi, 1982.
Academic Year: 
2021-2022
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