## Abstract Carbon–carbon coupling constants in monoterpene hydrocarbons (3‐carene, α‐pinene and camphene) were investigated. A selective version of the INADEQUATE experiment was used for measurements of the long‐range __^n^J__(CC) values. The dependence of the vicinal ^13^C^13^C coupling constant
Geminal and vicinal 13C?13C coupling constants in carboxylic acid derivatives
✍ Scribed by Chaloner, Penny A.
- Book ID
- 121188725
- Publisher
- Royal Society of Chemistry
- Year
- 1980
- Tongue
- English
- Weight
- 648 KB
- Volume
- 7
- Category
- Article
- ISSN
- 1472-779X
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📜 SIMILAR VOLUMES
## Abstract The ^13^C^13^C vicinal coupling constants of cyclic sulphonium cations, with the labelled carbon bound to the positively charged sulphur atom, cannotbe related to the dihedral angle ϕ by a Karplus type correlation.
## Abstract Five ^13^C‐labelled cyclobutane derivatives were synthesized and the couplings involving the labelled carbon were determined.
## Abstract The synthesis of six 1‐X‐ (X = OH, OCH~3~, OCOCH~3~, CH~3~, CHO and CN) phenanthrene derivatives with a ^13^C label at C‐1 is described. An analysis of the ^13^C^13^C spin coupling constants shows the importance of π‐interaction for the coupling constant transmission. Small ^13^C^13^C s
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