Phenacetin rf value
Web-Rf = (distance traveled by substance/ distance traveled by solvent) -if solvent is more polar, it will interact with the polar Silica gel, and not travel as far. -So incr. solvent polarity = … WebPhenacetin C10H13NO2 CID 4754 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological …
Phenacetin rf value
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WebPart (I): Predict the relative polarity and trend in Rf values of Tylenol, phenacetin and acetanilide based on their structures. Complete the following table by examining the structures of the three compounds. Draw the structures of the three compounds, one at a time, in the interactive PSA calculator (link below) to obtain the computed value of WebRf Value Lab Report 391 Words 2 Pages. After finding the Rf values of the four known compounds, solvent 1 (99.5% ethyl acetate/0.5% acetic acid) was chosen, due to the wide range of results, for the remaining experiments. Ibuprofen, our known tablet, gave a similar Rf value to our previous results for Ibuprofen.
WebMar 10, 2013 · Will acetaminophen or phenacetin have a higher Rf value if you carry out a TLC separation on a silica gel using a non-polar developing solvent? Acetaminophen's solubility: 0.1-0.5 g/100 mL at 22 C ... WebOct 13, 2010 · What is the Rf value of phenacetin? about 0.342 Will acetaminophen or phenacetin have a higher Rf if you carry out a TLC separation of on a silica gel using a non …
WebOct 14, 2009 · Oct 14, 2009 #2 chemisttree Science Advisor Homework Helper Gold Member 3,712 705 It is mostly polarity. Look at the structures! Both structures contain the same aromatic acetamide functionality but Acetaminophen has a phenolic group whereas phenacetin has an aromatic ether on the aromatic ring. WebWould you expect phenacetin to have a higher or lower Rf value than acetaminophen. Briefly explain your answer. If the generic acetaminophen used in fact contained phenacetin, it could be expected to have a higher Rf value. Phenacetin is a less polar compound than acetaminophen, and less polar compounds tend to travel a farther distance on the ...
WebPhenacetin is a less polar compound than acetaminophen, and less polar compounds tend to travel a farther distance on the plate (since they do not interact as effectively with the …
WebThe relationship between Rf Values and Polarity in Thin Layer Chromatography? Actual Lab Data TLC Plate 1: 70% Petroleum Ether: 30% Acetone Highest Rf Value 0.80 TLC Plate 2: 50% PE: 50% A Rf VAlue 0.97 TLC Plate 3: 80% Ethyl acetate : 20% Hexane Rf value: 0.89 TLC Plate 4: 90 Ethyl Acetate: 10% Hexane Rf Value: 1 fix hp offline errorWebCitations. ... 3,4,5-Tri-O-galloylquinic acid have been previously isolated from the plant's leaf (Moore et al., 2005). Q ualitative analysis of the leaf decoction showed the presence of … fix hp officejet pro 8710 offlineWebName: Lab (Day & Time) CHEM 3361 Lab: Thin Layer Chromatography Worksheet Part (1: Predict the relative polarity and trend in Rf values of Tenol phenacetin and acetanilide based on their structures Complete the following table … fix hp keyboard hp laptopWeb1)Unknown 2) Caffeine 3) Acetaminophen 4) Acetanilide 5) Phenacetin 6) Aspirin 7) Ibuprofen 8) Unknown 1)What are the Rf values: 3)Rank the known compounds from least polar to most polar: 4)Discuss the results of Rf values of known compounds relative to their polarity: This problem has been solved! can mouth ulcers become infectedWebPhenacetin was introduced in 1887 in Elberfeld, Germany by German company Bayer, and was used principally as an analgesic; it was one of the first synthetic fever reducers to go … fix hp offline printerWebthere was a solvent system which could sufficiently separate the Rf values of these four analgesics on a silicon-coated plate, thin layer chromatography was used to identify … fix hp officejet pro 8600WebNational Center for Biotechnology Information can mouth ulcers be caused by stress