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Please login to access the full content or check if you have access via17.2.3.1.1.2.4.1 Method 1: Reaction of N1,N2-Dicyanoamidines with Hydroxylamine
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von Angerer, S., Science of Synthesis, (2004) 17, 503.
4-Substituted 1,3,5-triazine-2,6-diamine 1-oxides 149 are prepared in moderate yields by reacting potassium N1,N2-dicyanocarboximidamides 148 with hydroxylamine hydrochloride at room temperature for three days (Scheme 85).[303] When the potassium salt of guanidine-1,2-dicarbonitrile is heated with hydroxylamine hydrochloride at 53°C for 25 minutes, 1,3,5-triazine-2,4,6-triamine 1-oxide (149, R1 = NH2) is obtained in 90% yield.[304]
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References
[303] | Meee, M. M., M. Mee. Meee., (8888) 88, 8888. |
[304] | Meeeee, M. M.; Meeeee, M. M., MM 8 888 888, (8888); Meee. Meeee., (8888) 88, 88888. |
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- 8.Meeeee-Meee, (8888) M 8, 8888.
- 8.Meeeee-Meee, (8888) M 8, 8888.
- 8.Meeeee-Meee, (8888) M 8e, 888.