- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 5,6-Difluoroisobenzofuran-1,3-dione
- Price: ￥1038.0/1g ￥438.0/250mg
- Purity: 98.0%
- Stocking Period: 3 Day
- Contact: Liu jia
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 4,5-Difluorophthalic anhydride
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
18959-30-3
18959-30-3 structure
- Name: 5,6-Difluoroisobenzofuran-1,3-dione
- Chemical Name: 5,6-difluoro-2-benzofuran-1,3-dione
- CAS Number: 18959-30-3
- Molecular Formula: C8H2F2O3
- Molecular Weight: 184.096
- Catalog: Chemical reagent Organic reagent Aromatic hydrocarbon
- Create Date: 2018-05-14 08:00:00
- Modify Date: 2024-01-02 14:09:03
| Name | 5,6-difluoro-2-benzofuran-1,3-dione |
|---|---|
| Synonyms |
4,5-Difluorophthalic anhydride
4,5-Difluor-phthalsaeureanhydrid 5,6-Difluoro-2-benzofuran-1,3-dione 1,3-isobenzofurandione,5,6-difluoro 4,5-DIFLUORO PHTHALIC ANHYDRIDE 4,5-difluoro-phthalic acid anhydride 1,3-Isobenzofurandione, 5,6-difluoro- 5,6-Difluoroisobenzofuran-1,3-dione MFCD00152992 |
| Density | 1.7±0.1 g/cm3 |
|---|---|
| Boiling Point | 321.2±32.0 °C at 760 mmHg |
| Melting Point | 99-100℃ |
| Molecular Formula | C8H2F2O3 |
| Molecular Weight | 184.096 |
| Flash Point | 143.3±20.0 °C |
| Exact Mass | 183.997192 |
| PSA | 43.37000 |
| LogP | 1.61 |
| Vapour Pressure | 0.0±0.7 mmHg at 25°C |
| Index of Refraction | 1.556 |
| Storage condition | 2-8°C |
| Hazard Codes | Xi: Irritant; |
|---|---|
| HS Code | 2932999099 |
|
~%
18959-30-3 |
| Literature: Synthetic Communications, , vol. 22, # 21 p. 3067 - 3074 |
| Precursor 1 | |
|---|---|
| DownStream 5 | |
| HS Code | 2932999099 |
|---|---|
| Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |