- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 2,2',7,7'-Tetrabromo-9,9'-spirobifluorene
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 2,2',7,7'-Tetrabromo-9,9'-spirobifluorene
- Price: ￥348.0/5g ￥118.0/1g
- Purity: 97.0%
- Stocking Period: 2 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 2,2',7,7'-Tetrabromo-9,9'-spirobifluorene
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
128055-74-3
128055-74-3 structure
- Name: 2,2',7,7'-Tetrabromo-9,9'-spirobifluorene
- Chemical Name: 2,2,7,7-Tetrabromo-9,9-Spirobi[9H-Fluorene]
- CAS Number: 128055-74-3
- Molecular Formula: C31H37N7O9S
- Molecular Weight: 683.732
- Catalog: Pharmaceutical intermediate OLED material intermediate
- Create Date: 2018-12-04 09:32:50
- Modify Date: 2025-08-21 18:37:13
| Name | 2,2,7,7-Tetrabromo-9,9-Spirobi[9H-Fluorene] |
|---|---|
| Synonyms |
2,2',7,7'-Tetrabromo-9,9'-spirobi[9H-fluorene]
Methyl 2-{[(4-methoxy-6-methyl-1,3,5-triazin-2-yl)(methyl)carbamoyl]sulfamoyl}benzoate - methyl 2-(4-isopropyl-4-methyl-5-oxo-4,5-dihydro-1H-imidazol-2-yl)-4-methylbenzoate (1:1) 2,2',7,7'-Tetrabromo-9,9'-spirobi[fluorene] 2,2',7,7'-Tetrabromo-9,9'-spirobifluorene MFCD08704220 |
| Density | 2.12g/cm3 |
|---|---|
| Boiling Point | 633.7ºC at 760 mmHg |
| Molecular Formula | C31H37N7O9S |
| Molecular Weight | 683.732 |
| Flash Point | 322.5ºC |
| Exact Mass | 683.237366 |
| PSA | 216.82000 |
| LogP | 3.81870 |
| Vapour Pressure | 2.83E-15mmHg at 25°C |
| Index of Refraction | 1.843 |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H302-H319 |
| Precautionary Statements | P305 + P351 + P338 |
| Hazard Codes | Xn |
| Risk Phrases | 22-36 |
| Safety Phrases | 26 |
| RIDADR | NONH for all modes of transport |
| HS Code | 2903999090 |
|
~99%
128055-74-3 |
| Literature: Journal of the American Chemical Society, , vol. 112, # 14 p. 5662 - 5663 |
|
~87%
128055-74-3 |
| Literature: EP1777227 A1, ; Page/Page column 6-7 ; |
|
~%
128055-74-3 |
| Literature: Journal of Organic Chemistry, , vol. 67, # 14 p. 4924 - 4936 |
|
~%
128055-74-3 |
| Literature: Journal of Organic Chemistry, , vol. 61, # 20 p. 6906 - 6921 |
|
~%
128055-74-3 |
| Literature: Journal of the American Chemical Society, , vol. 112, # 14 p. 5662 - 5663 |
|
~%
128055-74-3 |
| Literature: Journal of Organic Chemistry, , vol. 67, # 14 p. 4924 - 4936 |
|
~%
128055-74-3 |
| Literature: Journal of Organic Chemistry, , vol. 67, # 14 p. 4924 - 4936 |
|
~%
128055-74-3 |
| Literature: Journal of Organic Chemistry, , vol. 77, # 4 p. 1663 - 1674 |
| Precursor 7 | |
|---|---|
| DownStream 1 | |
![9,9'-spirobi[fluorene]-2,2',7,7'-tetracarbonitrile structure](https://image.chemsrc.com/caspic/293/622011-44-3.png)
| HS Code | 2903999090 |
|---|---|
| Summary | 2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |