Reaktion #2990

ord-90f641ecf797467592f5799ba146037c

Reaktionsgleichung

CS(=O)(=O)c1cc(C(=O)Cl)ccc1C1C=CCC1
3-methylsulfonyl-4-(1-cyclopenten-3-yl)-benzoyl chloride
N=C(N)N
guanidine
→
CS(=O)(=O)c1cc(C(=O)N=C(N)N)ccc1C1C=CCC1
N-diaminomethylene-3-methylsulfonyl-4-(1-cyclopenten-3-yl)benzamide

Edukte

CS(=O)(=O)c1cc(C(=O)Cl)ccc1C1C=CCC1
3-methylsulfonyl-4-(1-cyclopenten-3-yl)-benzoyl chloride
N=C(N)N
guanidine

Reagenzien

Keine

Reaktionsbedingungen

Detaillierte Bedingungen
See reaction.notes.procedure_details.

Vorschrift

Analogously to Example 1, by reaction of 2.2 g of 3-methylsulfonyl-4-(1-cyclopenten-3-yl)-benzoyl chloride with guanidine, customary working up gives N-diaminomethylene-3-methylsulfonyl-4-(1-cyclopenten-3-yl)benzamide, which can be recrystallized from acetonitrile/diethylether, m.p. 188°-190°.

Quelle

DOI: 10.6084/m9.figshare.5104873.v1Patent: US05731351uspto-grants-1998_03