Product Description 2-Butyne-1,4-diol Other Details Molecular Formula: C4H6O2 Molecular Weight: 86.09 CAS Number: 110-65-6 Minimum Purity: 99% (GC) UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 5g Leadtime:20 Days Sizes 2: 25g Leadtime:20 Days Sizes 3: 100g Leadtime:20 Days