Name | Benzoin ethyl ether |
Synonyms | Benzoin ethyl ether alpha-Ethoxydeoxybenzoin ethoxy phenylacetophenone α-Ethoxybenzylphenyl ketone à-ethoxy-à-phenylacetophenone 2-ethoxy-1,2-diphenylethanone 1,2-Diphenyl-2-oxoethyloxyethane benzoin ethyl ether ethoxybenzoin benzoin ethylether (ethoxbenzoin) (2R)-2-ethoxy-1,2-diphenylethanone (2S)-2-ethoxy-1,2-diphenylethanone ALPHA-ETHOXY-ALPHA-PHENYLACETOPHENONE α-Ethoxy-α-phenylacetophenone, Benzoin ethyl ether α-Ethoxy-α-phenylacetophenone, 2-Ethoxy-2-phenylacetophenone |
CAS | 574-09-4 |
EINECS | 209-366-8 |
InChI | InChI=1/C14H12O2.C4H10O/c15-13(11-7-3-1-4-8-11)14(16)12-9-5-2-6-10-12;1-3-5-4-2/h1-10,13,15H;3-4H2,1-2H3 |
Molecular Formula | C16H16O2 |
Molar Mass | 240.3 |
Density | 1.1016 |
Melting Point | 59-61°C(lit.) |
Boling Point | 194-195°C 20mm |
Flash Point | 194-195°C/20mm |
Solubility | Soluble in ethanol, ether, benzene and petroleum, insoluble in water. |
Vapor Presure | 1.38E-07mmHg at 25°C |
Appearance | White crystal |
Color | White to Almost white |
Merck | 14,1093 |
BRN | 2053926 |
Storage Condition | Store below +30°C. |
Sensitive | Easily absorbing moisture |
Refractive Index | 1.5727 |
MDL | MFCD00009242 |
Physical and Chemical Properties | Character white or light yellow needle crystal. melting point 59~61 ℃ boiling point 194~195 ℃ relative density 1.1016 refractive index 1.5727 soluble in acetone, chloroform, ethanol, ether, benzene, ligroin. Insoluble in water. |
Use | It is used as a photosensitizer, mainly used in the printing industry to make photosensitive resin plates, and plays a role in the coating industry |
Risk Codes | R43 - May cause sensitization by skin contact R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
Safety Description | S36/37 - Wear suitable protective clothing and gloves. S60 - This material and its container must be disposed of as hazardous waste. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. |
UN IDs | UN 3077 9/PG 3 |
WGK Germany | 2 |
TSCA | Yes |
HS Code | 2914 50 00 |
Hazard Class | 9 |
Packing Group | III |
white or light yellow needle crystals. The melting point was 59-61 °c. Boiling point 194~195 deg C. The relative density was 1. 1016. Refractive index 5727. Soluble in acetone, chloroform, ethanol, ether, benzene, legroin. Insoluble in water.
benzaldehyde is condensed in the presence of a catalyst to give benzoin (diphenylethanol ketone), which is further condensed with hydrochloric acid and anhydrous ethanol.
photosensitizer. Mainly used in the printing industry to produce photosensitive resin plate, in the preparation of solvent, used as photosensitizer photo-curing effect.
low toxicity. No direct or indirect harm to the human body. Packed in plastic bags and wooden barrels, protected from light. According to the general provisions of the storage and transportation of chemicals.
EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
Application | benzoin ether can be used as photosensitizer, mainly used in printing industry to make photosensitive resin board, it is used as a photosensitizer in the formulation of solutions in the coating industry to effect Photocuring. It can be used in UV-curable coatings, inks, adhesives, etc. |
Use | for UV-curable coatings, inks, adhesives, etc. photosensitizer. Mainly used in the printing industry to produce photosensitive resin plate, in the preparation of solvent, used as photosensitizer photo-curing effect. used as photosensitizer, mainly used in the printing industry to produce photosensitive resin plate, photo-curing effect in the coating industry |
production method | is derived from the condensation of benzoin with anhydrous ethanol. Industrial products (first grade) for white solid powder, melting point of 62 degrees Celsius raw material consumption quota: formaldehyde (synthetic benzoin) 1500kg/t, anhydrous ethanol 3900kg/t. |