Methanamine, hydrochloride (1:1) → 2-(4-Carbomethoxyphenyl)-1-methyl-5-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthalenyl)-pyrrole

関与物質

反応手順

8.0 g (20 millimoles) of 1-(4-carbomethoxyphenyl)-4-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthalenyl)-butane-1,4-dion (for preparation see Example 9) and 6.7 g (0.1 mole) of methylammonium chloride were converted similarly to Example 10 and the product was recrystallized from methanol to give 5.5 g of the title compound of melting point 104°-105° C.

情報源と証拠