
Description
Circular dichroism and how this technique can be used to unravel the reaction mechanisms for the bromination of 3-methylcyclohexanone.
Circular dichroism and how this technique can be used to unravel the reaction mechanisms for the bromination of 3-methylcyclohexanone.
Module code and title: | S304, The nature of chemistry |
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Item code: | S304; 11 |
First transmission date: | 1978 |
Published: | 1978 |
Rights Statement: | |
Restrictions on use: | |
Duration: | 00:24:00 |
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Producer: | David Jackson |
Contributors: | Len Haynes; P. Molly Scopes |
Publisher: | BBC Open University |
Keyword(s): | 3-methylcyclo-hexanone; Bromination; Circular dichroism; Conformational equilibrium; Crystalline product; Models; Octant rule; Trans diaxial; trans diequatorial; University of London |
Footage description: | Footage - Bromination of 3-methylcyclohexanone (0'42"-1'48") - Molecular model of 3-methylcyclohexanone (2'00"-2'20") - Diagram of two possibilities for bromination (2'26"-4'35") - Molecular model of 3-methylcyclohexanone (4'38"-5'28") - Diagram of conformational isomers (5'34"-6'11") - Graph of absorption of circularly polarised light against the wave length of light (7'04"-8'23") - UV absorption spectrum. Circular dichroism spectrum in solution. Circular dichroism spectrum in hexane (8'24"-12'58") - Circular dichroism spectra. Methanol curve. Molecular models of axially substituted & equatorial bromine (14'23"-15'30") - Molecular model & octant rule (16'03"-17'28") - Drawing of the geometry of hexanone ring from the point of view of the carbonyl group. Molecular model of axial bromo compound & equatorial substituted compound (17'38"-21'43") - Molecular model of diaxial conformer (21'48"-23'30"). |
Master spool number: | 6HT/72123 |
Production number: | 00525_1201 |
Videofinder number: | 866 |
Available to public: | no |