تفاعل #1977

معادلة التفاعل

8-chloro-1-cyclopropyl-7-fluoro-9-methyl-4-oxo-4H-quinolizine-3-carboxylic acid ethyl ester

pyrrolidine

→

title product

8-(3-(1-amino-1-methylethyl)pyrrolidinyl)-1-cyclopropyl-7-fluoro-9-methyl-4-oxo-4H-quinolizine-3-carboxylic acid hydrochloride

المذيبات

acetonitrile

ظروف التفاعل

المعالجة

1. 1
   أخرىprepared by standard method from the free base

الإجراء التجريبي

A 150 mg sample of 8-chloro-1-cyclopropyl-7-fluoro-9-methyl-4-oxo-4H-quinolizine-3-carboxylic acid ethyl ester, from Example 253i above, was dissolved in 2 mL of anhydrous acetonitrile, reacted with 1-amino-1-methylethyl)pyrrolidine (155 mg, 0.77 mmol, prepared by standard method from the free base described by Hayakawa et al., U.S. Pat. No. 5,098,912, issued Mar. 24, 1992), and carried forward as described in Example 253k-l to give the title product. MS (high resolution) found: 388.2047; calc: 388.2036 (M+H)+ ; 1H NMR (D6 -DMSO) ∂: 0.60 (m, 2H), 0.94 (m, 1H), 1.07 (m, 1H), 1.33 (s, 3H), 1.34 (s, 1H), 2.83 (m, 1H), 2.07 (m, 1H), 2.19 (m, 2H), 2.63 (s, 3H), 3.60 (b t, 1H), 3.68 (b t, 1H), 3.81 (m, 1H), 3.93 (m, 1H), 7.90 (s, 1H), 8.11 (b s, 1H), 9.08 (d, 1H), 13.83 ( b s, 1H). Anal. Calcd for C21H27N3O3FCl.1.5 H2O: C, 55.93; H, 6.71; N, 9.32; Found: C, 56.07; H, 6.71; N, 8.95.

المصدر