It is utilized as pharmaceutical intermediate.
Michael T. Huggins.; Adrianne K. Tipton.; Qingqi Chen.; David A. Lightner. Hydrogen-Bonded Double Strands: Crystal Structure and Spectroscopic Propertiesof a 2,2?-Dipyrryl Ketone.Monatsh. Chem.. 2000, 131 (8), 825-838.
Ulli Eisner.; P. H. Gore. The light absorption of pyrroles. Part I. Ultraviolet spectra.J. Chem. Soc. 1958, (0), 922-927.
Mentions de prudence: P260-P201-P280-P304+P340-P405-P501a
Do not breathe dust/fume/gas/mist/vapours/spray. Obtain special instructions before use. Wear protective gloves/protective clothing/eye protection/face protection. 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.