- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 2,5-Diphenyl-4-benzoquinone
- Price:
- Purity: 99.0%
- Stocking Period: 10 Day
- Contact: Yang
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 2,5-Diphenyl-4-benzoquinone
- Price: ￥2348.0/25g ￥738.0/5g
- Purity: 99.0%
- Stocking Period: Inquiry
- Contact: Liu jia
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 2,5-Diphenylquinone
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Henan Tianfu Chemical Co., Ltd.
- China
- Product Name: tianfu-chem_ 2,5-Diphenyl-1,4-benzoquinone,844-51-9
- Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
- Purity: 99.0%
- Stocking Period: Inquiry
- Contact: Anson
844-51-9
844-51-9 structure
- Name: 2,5-Diphenyl-4-benzoquinone
- Chemical Name: 2,5-Diphenyl-p-benzoquinone
- CAS Number: 844-51-9
- Molecular Formula: C18H12O2
- Molecular Weight: 260.287
- Catalog: Chemical reagent Organic reagent Aromatic ketone
- Create Date: 2018-08-05 02:40:22
- Modify Date: 2024-01-08 13:46:18
| Name | 2,5-Diphenyl-p-benzoquinone |
|---|---|
| Synonyms |
2,5-Cyclohexadiene-1,4-dione, 2,5-diphenyl-
p-Benzoquinone, 2,5-diphenyl- 2,5-diphenylcyclohexa-2,5-diene-1,4-dione MFCD00001600 2,5-Diphenyl-1,4-benzoquinone 2,5-Diphenyl-4-benzoquinone EINECS 212-680-8 |
| Density | 1.2±0.1 g/cm3 |
|---|---|
| Boiling Point | 457.9±45.0 °C at 760 mmHg |
| Melting Point | 215-217°C |
| Molecular Formula | C18H12O2 |
| Molecular Weight | 260.287 |
| Flash Point | 170.4±25.7 °C |
| Exact Mass | 260.083740 |
| PSA | 34.14000 |
| LogP | 4.67 |
| Vapour Pressure | 0.0±1.1 mmHg at 25°C |
| Index of Refraction | 1.642 |
| Stability | Stability |
| Hazard Codes | Xi: Irritant; |
|---|---|
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S37 |
| HS Code | 2914399090 |
| Precursor 10 | |
|---|---|
| DownStream 8 | |
![2,5-diphenyl-4-[(triphenylphosphoranylidene)methylene]cyclohexa-2,5-diene-1-one structure](https://image.chemsrc.com/caspic/097/1187741-78-1.png)
| HS Code | 2914399090 |
|---|---|
| Summary | 2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |