Anthraquinones, hydrazones has been prepared using 2-Carboxy-3,4-dimethoxybenzaldehyde.
R. G. Aflyatunova,; N. A. Aliev,; M. G. Levkovich,; N. D. Abdullaev,; V. G. Kartsev. Chemistry of Azobenzazole Systems. 3. Reactions of 2-Hydrazinobenzoxazole with Carbonyl Compounds. Chemistry of Heterocyclic Compoundse. 2000, 36(12), 1441-1445.
Gefahrenhinweise (EU): H315-H319-H335
Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Do not breathe dust/fume/gas/mist/vapours/spray. Obtain special instructions before use. Wear protective gloves. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.