787-69-9
787-69-9 structure
- Name: 4,4'-Diacetylbiphenyl
- Chemical Name: 4,4'-Diacetylbiphenyl
- CAS Number: 787-69-9
- Molecular Formula: C16H14O2
- Molecular Weight: 238.281
- Catalog: Organic raw materials Hydrocarbon compounds and their derivatives Aromatic hydrocarbon
- Create Date: 2018-04-29 08:00:00
- Modify Date: 2026-07-01 17:05:39
| Name | 4,4'-Diacetylbiphenyl |
|---|---|
| Synonyms |
1,1'-[1,1'-Biphenyl]-4,4'-diylbis[ethanone]
4'-Diacetylbiphenyl 4,4'-Diacetylbiphenyl> 1-[4-(4-acetylphenyl)phenyl]ethanone 1,1'-(Biphenyl-4,4'-diyl)diethanone 1,1'-((1,1'-biphenyl)-4,4'-diyl)bis(ethan-1-one) 1,1'-(Biphenyl-4,4'-diyl)bis(ethanone) Daclatasvir Intermediates 1 4,4''-Diacetylbiphenyl 4,4'-Diacetyl biphenyl 4'-(4-Acetylphenyl)acetophenone 4,4'-Diacetylbiphenyl 1-(4'-Acetyl[1,1'-biphenyl]-4-yl)ethan-1-one p,p'-Diacetyldiphenyl 1-(4'-ACETYL[1,1'-BIPHENYL]-4-YL)ETHAN-1-ONE [1,1'-Biphenyl-4,4'-diyl]diethan-1-one 1-[4-(4-acetylphenyl)phenyl]ethan-1-one Daclatasvir Impurity-R 1-(4'-Acetyl[1,1'-biphenyl]-4-yl)ethanone 1,1'-([1,1'-biphenyl]-4,4'-diyl)diethanone 1,1'-biphenyl-4,4'-diyldiethanone 1,1'-(4,4'-Biphenyldiyl)diethanone 1-(4'-ACETYL-BIPHENYL-4-YL)-ETHAONE BIS-ACETOPHENONE Ethanone, 1,1'-[1,1'-biphenyl]-4,4'-diylbis Diacetylbiphenyl MFCD00017248 4',4''-BIACETOPHENONE 4,4'-Diacetyl-1,1'-biphenyl 1,1'-([1,1'-biphenyl]-4,4'-diyl)bis(ethan-1-one) Daclatasvir Impurity 40 (4,4'-Diacetylbiphenyl) 4,4'-Diacetylbiphenyl ISO 9001：2015 REACH 1-(4'-Acetyl-biphenyl-4-yl)-ethanone 4,4′-Diacetylbiphenyl |
| Density | 1.1±0.1 g/cm3 |
|---|---|
| Boiling Point | 386.5±17.0 °C at 760 mmHg |
| Melting Point | 193-195 °C(lit.) |
| Molecular Formula | C16H14O2 |
| Molecular Weight | 238.281 |
| Flash Point | 144.9±17.9 °C |
| Exact Mass | 238.099380 |
| PSA | 34.14000 |
| LogP | 3.05 |
| Vapour Pressure | 0.0±0.9 mmHg at 25°C |
| Index of Refraction | 1.565 |
| Symbol |
GHS09 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H400 |
| Precautionary Statements | P273 |
| Personal Protective Equipment | Eyeshields;Gloves |
| Hazard Codes | Xn:Harmful; |
| Risk Phrases | R20/21/22;R36/37/38 |
| Safety Phrases | S60-S61-S36/37/39-S26 |
| RIDADR | UN 3077 9/PG 3 |
| WGK Germany | 3 |
| Hazard Class | 9.0 |
| HS Code | 2914399090 |
| Precursor 10 | |
|---|---|
| DownStream 7 | |
![[1,1'-Biphenyl]-4,4'-diacetaldehyde,a4,a4'-dioxo structure](https://image.chemsrc.com/caspic/203/2673-23-6.png)
![2-[4-[4-(2-hydroxyethyl)phenyl]phenyl]ethanol structure](https://image.chemsrc.com/caspic/270/4371-13-5.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% |