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109466-84-4

2-Amino-4-nitrobenzaldehyde synthesis

4synthesis methods
-

Yield:109466-84-4 100%

Reaction Conditions:

with manganese(IV) oxide in dichloromethane at 20; for 23 h;Inert atmosphere;

Steps:

133 6,7-Didehydro-17-methyl-7'-nitroquinolino[2',3':6,7]morphinan-3,14β-diol (29c)

5.1.133
6,7-Didehydro-17-methyl-7'-nitroquinolino[2',3':6,7]morphinan-3,14β-diol hydrochloride (SYK-71)
SYK-71 was prepared from compound 29c according to the procedure used to prepare SYK-27.
Yield, 98%; a yellow amorphous solid.
Mp 247-249 °C (dec). Anal. Calcd for C24H23N3O4·1.0HCl·1.2H2O: C, 60.62; H, 5.60; N, 8.84. Found: C, 60.69; H, 5.61; N, 8.85.

References:

Ida, Yoshihiro;Matsubara, Ayaka;Nemoto, Toru;Saito, Manabu;Hirayama, Shigeto;Fujii, Hideaki;Nagase, Hiroshi [Bioorganic and Medicinal Chemistry,2012,vol. 20,# 19,p. 5810 - 5831]

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