Pyrrole-2-carboxaldehyde has vibrational and electronic characteristics used to establish the existence of dimeric form in solid phase and monomeric form in solution phase.

1003-29-8

C5H5NO

95.1

(< 1 mg/ml refers to the product slightly soluble or insoluble )
Powder: -20°C for 3 years
In solvent: -80°C for 2 years