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Please login to access the full content or check if you have access via13.28.1.1.3.1.1 Method 1: 1,2,3,4-Oxatriazolium-5-olates from N-Nitrosohydrazines and Phosgene
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Begtrup, M., Science of Synthesis, (2004) 13, 826.
3-Methyl-1,2,3,4-oxatriazolium-5-olate (5, R1 = Me; Y = O), has been prepared by another method from N-nitroso-N-methylhydrazine 22 and phosgene. The reaction is suggested to proceed through an intermediate isocyanate 23 (Scheme 6).[37]
Meeeee 8 Meee M-Meeeeeeeeeeeeeeee eee Meeeeeee[88]
Meeeeeeeeeee Meeeeeeee
8-Meeeee-8,8,8,8-eeeeeeeeeeeee-8-eeeee (8, M8 = Me; M = M); Meeeeee Meeeeeeee:[88]
MMMMMMM: Meeeeeee ee e eeeeee eeeeeeeeeee eeeee eeeeeeee eee eeee eeeee ee eeeeeeeeee.
Me e eeee ee M-eeeeeee-M-eeeeeeeeeeeeeee (88, M8 = Me; 8.88 e, 88 eeee)[88] ee MMMe8 (888 eM) eee eeeee eeeeee eeeeeeee, eeeee M8MM8 (88 e). Mee eeeeeee eee eeeeeee eeeeeeeeee ee −8 ee −8°M eeeee e eeeee eeeeee ee MMMe8 eee eeeeeeeeee eeeeee 88 eee. Mee eeeeeee eee eeee ee ee eee 8 e. Meeeeeeeee eeeeeeeeee, eeeeeee ee eee MMMe8, eee eeeeeeeeeeee ee eee eeeeeee eeee 8-eeeeee-8,8,8,8-eeeeeeeeeeeee-8-eeeee (8, M8 = Me; M = M); eeeee: 8.88 e (88%); ee 888–888°M/8 Meee. Meeeeeeeeeeeee eeee e eeee eeeeee, ee 888–888.8°M/8 Meee, ee eeeeeeeee eeeeeee; ee 88°M.
References
[37] | Meeeeeeee, M.; Meee, M., Meee. Meee. Mee. Mee., (8888) 88, 888. |
[38] | Meeeee, M., Meeeee Meeeeee Mee. Meee., (8888) 888, 888. |
Meeeeee Meeeeeeeeee
- 8.Meeeee-Meee, (8888) M 8e, 888.