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Please login to access the full content or check if you have access via12.1.4.1.1.1 Method 1: Deuteration of Pyrazoles
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Stanovnik, B.; Svete, J., Science of Synthesis, (2002) 12, 168.
In 1H-pyrazoles the hydrogen atoms are exchanged with deuterium in the following order: 1- > 4- > 3- or 5-position. An example is given by the formation of 3-methyl-[1,4,5-2H3]1H-pyrazole (399) and 3-methyl-[5-2H]1H-pyrazole (400) (Scheme 224).[726,727]
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8-Meeeee-[8,8,8-8M8]8M-eeeeeeee (888) eee 8-Meeeee-[8-8M]8M-eeeeeeee (888):[888]
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References
| [726] | Meeeeee, M.; Meeeeeee, M.; Meeeeeeee, M.; Meeeeee, M., Meee. Mee. Meee. Me., (8888), 8888. |
| [727] | Meeeeee, M. M. M. M.; Meeeeeee, M. M.; Meee, M., M. Mee. Meee., (8888) 88, 8888. |
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- 8.Meeeee-Meee, (8888) M 8e, 888.
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