1H and31P NMR study of the structure of 2-R-4-methyl-6,6-diphenyl-1-phospha-2,3-diazabicyclo [3.1.0]hex-3-ene and 2,3,4,5-tetrahydro-1,2,3-diazaphosphorine derivatives to the formation of
2-R-
4-methyl-6,6-diphenyl-
1-phospha-
2,3-diazabicyclo[
3.1.0]hex-
3-enes which, upon heating
Синтез экстрагентов ряда 4-ацилпиразол-5-онов метод синтеза новых соединений ряда
1-(4-нитрофенил)-
3-(4-алкоксифенил)-пиразол-5-онов и
1-(2,4 Синтез и превращение 1, 2, 3, 4-тетрагидроспиро [кумарино (3, 4-с) пиридин-2, 2-хроменовСинтез и превращение
1,
2,
3,
4-тетрагидроспиро [кумарино (
3,
4-с) пиридин-
2,
2-хроменов
Синтез 4-нитрозо- и 4-аминопроизводных
N-алкил-3-метиланилиновКосицына, А.С.,
Гаврилова, Н.А.,
Семиченко, Е.С.,
Субоч, Г.А.,
Kositsyna, Anna S.,
Gavrilova, Natalia A.,
Semichenko, Elena S.,
Suboch, George A. by nitrosation of
4,4-dimethoxybutan-
2-one. N-alkyl-
3-methyl-
1,4-phenylenediamines are
obtained from N-alkyl-
3 Synthesis and structural investigation of 4,4′-dimethyl-[3,3′-bi(1,2,5-oxadiazole)] 5,5′-dioxide terminal oxime groups to form
4,7-dimethyl[
1,2,5]oxadiazolo[
3,4-d]pyridazine
1,5,6-trioxide