Chemical nature
| Chemical name | |
| Molecular formula | C2H4O4S | 
| Molecular weight | 124.12 | 
| CAS No. | 1072-53-3 | 
Properties:
| Appearance(25℃) | Content | Moisture | Acid value | Chroma | 
| (%) | (ppm) | (ppm) | (Pt-Co) | |
| White solid | ≥99.5 | ≤200 | ≤250 | ≤20 | 
Application
DTD was investigated as co-solvent for PC based electrolytes in combination with a graphite electrode. An amount of 10wt% of DTD in PC was used to form an effective and stable SEI on graphite during the first cycle.
Package and storage
25KG per vacuum bag package; stored in cool and dry place at recommended storage temperature of 0-10℃. Shelf life is 2 months.