1,4-Diacetoxybenzene
1,4-Diacetoxybenzene
CAS: 1205-91-0
Molecular Formula: C10H10O4
1,4-Diacetoxybenzene - Names and Identifiers
| Name | 1,4-Diacetoxybenzene |
| Synonyms | 1,4-DIACETOXYBENZENE 1,4-Diacetoxybenzene 1,4-PHENYLENEDIACETATE HYDROQUINONE DIACETATE Diacetyl-p-hydroquinone Hydroquinone diacetate 1,4-BENZENEDIOL DIACETATE benzene-1,4-diol diacetate benzene-1,4-diyl diacetate Benzene-1,4-diyl diacetate 1,4-Benzenediol, diacetate |
| CAS | 1205-91-0 |
| EINECS | 214-887-9 |
| InChI | InChI=1/C10H10O4/c1-7(11)13-9-3-5-10(6-4-9)14-8(2)12/h3-6H,1-2H3 |
1,4-Diacetoxybenzene - Physico-chemical Properties
| Molecular Formula | C10H10O4 |
| Molar Mass | 194.18 |
| Density | 1.2534 (rough estimate) |
| Melting Point | 121-123°C(lit.) |
| Boling Point | 290.62°C (rough estimate) |
| Flash Point | 138.6°C |
| Water Solubility | INSOLUBLE |
| Vapor Presure | 0.00336mmHg at 25°C |
| Appearance | White crystalline powder |
| Color | White to Almost white |
| BRN | 1912233 |
| Storage Condition | Inert atmosphere,Room Temperature |
| Refractive Index | 1.5430 (estimate) |
| MDL | MFCD00011643 |
| Physical and Chemical Properties | Patchy crystals. Melting point 123-124 deg C, the relative density of 0.8731(25/4 deg C). Soluble in ether, hot alcohol, chloroform, soluble in hot water, hot acetic acid. |
1,4-Diacetoxybenzene - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection S24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29153900 |
| Hazard Note | Irritant |
1,4-Diacetoxybenzene - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | for organic synthesis. |
| production method | in the mixture of 110g(1.0mol) hydroquinone and 206g(2.02mol) acetic anhydride, add 1 drop of concentrated sulfuric acid, stir, react quickly and exothermic, hydroquinone dissolves and reacts into a clear solution. Pour it into 800g of crushed ice, filter, wash with water, and dry to obtain 186-190g finished product with a yield of 96-98%. |
Last Update：2024-04-09 20:52:54
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View History
1,4-Diacetoxybenzene
benzoylurea
1-oxoisoindoline-5-carbonitrile
349-58-6
118994-89-1
492-62-6
2-Bromo-5-methyl-1,4-benzoquinone
524680-42-0
675126-28-0
TAK-875
benzoylurea
1-oxoisoindoline-5-carbonitrile
349-58-6
118994-89-1
492-62-6
2-Bromo-5-methyl-1,4-benzoquinone
524680-42-0
675126-28-0
TAK-875