4'-Hydroxy-3',5'-dimethoxyacetophenoneSyringylethanone 【CAS】2478-38-8 【Formula】C10H12O4 【Molecular Weight】196.2 【EINECS】219-610-5 【RTECS】AM8440000 【RTECS Class】Drug 【Beilstein/Gmelin】1966119 【Bei
熔沸点的测定(Determinationofmeltingpoint) ExperimentC-3determinationofmeltingpoint Objective:1.Tostudytheprincipleofmeltingpoint determination,theapplicationandthefactorsaffectingthe determinationresults. 2、studytheuseofcapillaryandchargingmethod. WithSarkozytube3,todeterminethemeltingpoint. ...
carbonyl-hydrogenated ketone-aldehyde resins based on aromatic ketones (aryl alkyl ketones) and diisocyanates or polyisocyanates having a melting range of above 140° C., and being tin-free. Excluded explicitly in this context are homo-aldol-condensation products (ketone resins) of acetophenone. ...
Describe the temperature of the liquid-solid acetophenone system. What significance does the temperature of the liquid-solid acetophenone system have? What is it called when a solid becomes a liquid? a. condensation b. deposition c. evaporation d. freezing e. melting f. subli...
NCO-groups and has a melting point of from about 70 to 170 degrees C, and c) further comprising from about 5 to 50% by weight of a lower molecular synthetic resin selected from the group containing ketone-aldehyde-condensation resins and/or hydration products of acetophenone condensation ...
The reaction temperatures for the above-mentioned reaction depend to a large extent on the individual case. If the reaction is carried out in a solvent and/or diluent, the temperatures employed would generally be from -20° C. to the boiling point of the solvent and/or diluent or mixtures ...
【Melting Point】105 - 107 【Boiling Point】80 - 84 (0.01 torr) 【Density】0.89 g/cm3 First Aid Measures Back to Contents 【Ingestion】Do NOT induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately. 【Inhalation】Remove from expo...
NCO-groups and has a melting point of from about 70 to 170 degrees C, and c) further comprising from about 5 to 50% by weight of a lower molecular synthetic resin selected from the group containing ketone-aldehyde-condensation resins and/or hydration products of acetophenone condensation ...
NCO-groups and has a melting point of from about 70 to 170 degrees C, and c) further comprising from about 5 to 50% by weight of a lower molecular synthetic resin selected from the group containing ketone-aldehyde-condensation resins and/or hydration products of acetophenone condensation ...