| Product Name | Pyranthrenedione |
| CAS No. | 128-70-1 |
| Synonyms | C.I. 59700; C.I. Pigment Orange 40; C.I. Vat Orange 9; 8,16-Pyranthrenedione; Vat Orange 9; pyranthrene-8,16-dione; Vat Golden Orange G; Vat Orange 9(59700) |
| InChI | InChI=1/C30H14O2/c31-29-19-7-3-1-5-17(19)23-13-15-9-12-22-28-24(18-6-2-4-8-20(18)30(22)32)14-16-10-11-21(29)27(23)25(16)26(15)28/h1-14H |
| Molecular Formula | C30H14O2 |
| Molecular Weight | 406.431 |
| Density | 1.489g/cm3 |
| Boiling point | 703.7°C at 760 mmHg |
| Flash point | 250°C |
| Refractive index | 1.909 |
128-70-1 pyranthrenedione
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