Product Description Pyrrole Other Details Molecular Formula: C4H5N Molecular Weight: 67.09 CAS Number: 109-97-7 Minimum Purity: 98% (GC), neat UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 1mL Leadtime:20 Days Sizes 2: 0 Leadtime:0 Sizes 3: 0 Leadtime:0