Chemistry of dyes intermediates
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Follow on Instagram for UpdatesChemistry of dyes intermediates Syllabus — Unit-wise Content
The official GTU curriculum for Chemistry of dyes intermediates (subject code 3143616) as prescribed for Chem. Tech. · Semester 4 divides the course into 6 units, covering 42 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (3143616)Unit 1 Chemistry of intermediates
- Introduction to intermediates
- Coal tar primaries like benzene
- Market value of coal tar primaries classes of intermediates
- Importance of intermediates
- concept of pricing of intermediates
Unit 2 Chemistry & Technology of Dyestuff Intermediates
- Basic Unit processes a
- Sulphonation: (i) Reaction mechanism and conditions (ii) Sulphonating Agents and solvents (iii) Work up and Material of construction (iv) Substitution in benzene and substituted benzene (v) Plant and process flow (vi) Safety and process control parameters C
- Nitration (i) Reaction phenomenon and conditions (ii) Nitrating agents and solvents (iii) Work up and Material of construction (iv) Substitution in benzene and substituted benzene (v) Plant and process flow (vi) Safety and process control parameters
- Run away reactions D
- Reduction: (i) Reducing agents (ii) Reduction methods (iii) Selection of best method for Benzene and substituent (iv) Process and workup (v) Safety aspect E
- Halogenation 16 Subject Code: 3143616 w.e.f
- AY 2018-19 (i) Basic nucleophilic and Electrophilic substitution (ii) Reaction and Material of construction
Unit 3 Chemistry of dyestuff intermediates
- Nitration: Mechanism of nitration
- Nitration of toluene
- chloro derivatives
- aromatic sulphonic acid
- Nitosation reaction
- Skraup’s synthesis
- Fridel- craft’s reaction
Unit 4 Heterocyclic Intermediates
- Skeletons of heterocyclic system
- Ethylene oxide Epichlorohydrin
- pyrazolones and its derivatives
- Pyridiene and its derivatives quinacridone and its derivatives and their uses etc
Unit 5 Chemistry & Technology of Organic pigments-I
- Azo pigments: Diazo components & its derivatives
- Coupling compounds and its derivatives
- Monoazo yellow and Orange pigments
- Bisazo pigments
- β- Napthol pigments
- Napthol AS pigments
- BONA Pigments
- Benzimidazolone pigments
- Bisazo condensation pigments
- Metal complex pigments
Unit 6 Chemistry & Technology of Organic pigments-II
- Polycyclic pigments : Phtahlocyanine pigments
- Quinacridone pigments
- Perylene and Perinone pigments
- Daketopyrrolo-pyrole pigments
- Thioindigo pigments
- Aminoanthraquinone pigments
- Hydroxyanthraquinone pigments
- Dioxazine pigments
- Quinophthalone pigments etc
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