反应详情

A mixture of 2-(2-nitrobenzylamino)succinic acid dimethyl ester [from a) above] (7.6 g, 25.65 mmol) and platinum oxide (349.51 mg, 1.54 mmol) was shaken in methanol on a Parr hydrogenation apparatus under 50 psi of hydrogen gas. After 12 h the mixture was filtered and concentrated to give 6.6 g of the title compound as a light brown oil.

1. filtrationAfter 12 h the mixture was filtered
2. concentrationconcentrated