Name | 2',5'-Dichloroacetophenone |
Synonyms | 2,5-DICHLOROACETOPHENONE 2,5-Dichloroacetophenone 2',5'-DICHLOROACETOPHENONE 2',5'-Dichloroacetophenone Acetophenone, 2',5'-dichloro- 1-(2,5-DICHLOROPHENYL)ETHANONE 1-(2,5-dichlorophenyl)-ethanon 1-(2,5-Dichlorophenyl)ethanone Ethanone, 1-(2,5-dichlorophenyl)- 1-(2,5-Dichlorophenyl)ethan-1-one 2',5'-Dichloroacetophenone 1-(2,5-Dichlorophenyl)ethanone |
CAS | 2476-37-1 |
EINECS | 219-605-8 |
InChI | InChI=1/C8H6Cl2O/c1-5(11)7-4-6(9)2-3-8(7)10/h2-4H,1H3 |
Molecular Formula | C8H6Cl2O |
Molar Mass | 189.04 |
Density | 1.312g/mLat 25°C(lit.) |
Melting Point | 11-13°C(lit.) |
Boling Point | 118 °C (12 mmHg) |
Flash Point | >230°F |
Solubility | Chloroform (Slightly), Methanol (Slightly) |
Vapor Presure | 0.0337mmHg at 25°C |
Appearance | Liquid |
Specific Gravity | 1.312 |
Color | Clear yellow to brownish |
BRN | 1865043 |
Storage Condition | Sealed in dry,Room Temperature |
Refractive Index | n20/D 1.5624(lit.) |
MDL | MFCD00000607 |
Physical and Chemical Properties | Density 1.312 melting point 11-13°C boiling point 118°C (12 mmHg) refractive index 1.5604-1.5624 |
Use | Used as a pesticide intermediate |
Hazard Symbols | Xi - Irritant |
Risk Codes | R36/38 - Irritating to eyes and skin. R36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S24/25 - Avoid contact with skin and eyes. S36 - Wear suitable protective clothing. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37 - Wear suitable gloves. S23 - Do not breathe vapour. |
WGK Germany | 3 |
TSCA | Yes |
HS Code | 29147000 |
Hazard Note | Irritant |
colorless to yellowish oily liquid. Melting Point 14 °c. Boiling point 251 ℃, 102~104 ℃(399. 96PA), relative density of 1. 327. Refractive index 5595. Soluble in benzene, ethanol, acetone, insoluble in water.
with p-dichlorobenzene as raw material, in the presence of anhydrous aluminum chloride, heating and melting (60~70 ℃), adding acetyl chloride Dropwise and warming to 110~115 ℃, after 6 hours, then drop to 70~80 ℃, put into cold water, hydrolysis, static stratification, take the lower oily material, wash with hot water, add acid to adjust the pH value to 7~8, vacuum distillation, collect 122~124 C (2. 2605kPa) fraction, that is.
The intermediate of pesticide organophosphorus insecticide.
NIST chemical information | Information provided by: webbook.nist.gov (external link) |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
Application | 2, 5-dichloroacetophenone is a ketone organic substance and can be used as an organic intermediate, such as the preparation of 2, 5-dichlorophenol. |
Preparation | 2,5-dichloroacetophenone is an organic intermediate, which can be obtained by the Friedel-Crafts reaction of 1, 4-dichlorobenzene. 2, 5-dichloroacetophenone can be used to prepare 2, 5-dichlorophenol. |
use | as pesticide intermediate |