Laboratory Practice of Organic Chemistry. Revised edition (Robertson

Revised edition (Robertson, G. Ross). Osborne R. Quayle. J. Chem. Educ. , 1944, 21 (6), p 310. DOI: 10.1021/ed021p310.2. Publication Date: June 1944...
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VEGETABLE FATSAND OILS. George S. Jamdeson, U . S. Department of Agriculture. (A. C. .S. Monograph Series), Reinhold Publishing Corporation, New York, 1943. 508 PP. 15.5 X 23.5 cm. $6.75.

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LABORATORY P a n c r ~ c e oa O R C ~ I CCHEMISTRY.G. ROSS Robertson, Associate Professor of Organic Chemistry, University of California, Los Angeles. Revised Edition. The Mamillan Company, New York, 1943. x 369 pp. Illustrated. 13.5 X 21 cm. $2.50. "The main feature of this volume is an unusually extensive. but informal treatment of the principles underlying laboratory

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"The development of knowledge. , especially in chemistry," ,he author states in his preface, ,'has been so rapid.. . , and the &Ids. . . so varied that it is difficultfar any individual to keep i,, touch with progress in branches of science outside his own spePart I on "Theory and General Technique" covers the first cialty." N~ one will seriously disagree with this pronouncement. when 152 Pages. This section is indeed much more complete than or, J ~undertook ; to write ~ a hook ~ ~ the ~ field usually found in an introductory manual. It is excellently done. fats and oils, he might have been expected to act on The author's style is clear, and discussions are easily followed. his awn suggestion that "when men who have spent years in the Frequent diagrams and fipures are used. For example, there are are to cMlrdinate their 30 figures in the 50 pages on distillation. Many excellent practical of important suggestions are given upon such subjects as troublesomecleansing knowledge , , , , they perform a semice of the highest ,,due.*, The thing to do then was to make these specialists perform such problems, sharpening a cork borer, removal of tubes and thermometers from stoppers, the problem of humping, choice of service; i t is unthinkable that anyone would have refused. solvents and the use of mixed solvents, the clarification of soluknowledge on a" oils, This reviewer does not claim but he has worked in the drying oil field for 40 years and would Part 11, "Laboratory Experiments," contains directions for to know who gave that section of the book critical toll. 'be j9 ew~eriments (PP. 153-332). Standard methods for standard sideration. Take the chapter on linseed oil, for instance: On page 275 the flashpoint is given as 2 4 0 0 ~instead . of z ~ ~ P can . , preparations are given. The choice is good and ranges up to the errorwhich could do a lot damage, if accepted as true by under- Gripuard, maIonic ester synthesis, the Skraup and the Diene Syntheses in the latter Part of the section. In the accompanying writers and fire departments. That the preparation of boiled discussions the degree of advancement of the student is coninflammable fumes d l come as in steam.heated kettles Optional syntheses are listed and frequent references to = shock to every linseed oil plant manager in the country and to sidered. other manuals are included. Questions are asked a t the end of every chemist who knows that linseed oil does not decompose at steam temperature. Sales managers will be equally astonished to each experiment. Following the main preparative section supplementary synfind that them is an oil sold as 'gsingle-boiledoil.sv ~~d Jamieson, a id blown [oxidized]oil is prepared by thetic sequences are listed which involve literature searches and ing to the use of material found in such sources as "Organic Syntheses," u ~ ~ ~ . f i ,ra,~ so d ~we z learn, dioxide in place of using etc. A brief introduction t o qualitative organic analysis is given than a y,oiled,z oil (whatever that means), andis less mixture of linseed oil and tung oil wiU thicken faster in the last 16 Pages. The book closes with an appendix of useful tables, lists of supplies needed for each experiment, etc. than linseed oil alone. A s a whole the text is excellent and most unusual in the extent . has put take pages to untie the knots D ~ jamieson it stresses and explains the techniques of organic chemistry. I t into some of his paragraphs. According to the author, for example, corn oil has been used in definitely goes beyond the average text in this respect. I t not only discusses these techniques from a theoretical basis but gives corn oil is a ,,ondrying the manufacture of linoleum and "il, and the details of the process used should he interesting. many practical suggestions. particularly is this true of many Perilla oil, he states, does not polymerize at as low a temperature simple little things most of us learned the hard way and which as linseed oil. &me ~ i t sad h experiences lasing batches we mnetimes forget t o Pass On to the beginner. The reviewer certain that it to teachers. If I will be as amazed t o read this, as they will be to learn that upon heating, Perilla oil is said t o become darker in the presence of speak personally. we are using a t present a laboratory mandriers than without them, w h a t oil doesn't? ~ , , d if anyone ual that we have considered most excellent. After studying Rob"tson I am tempted lo to it. following the method given on page 267, can get a "bright and . OSBORNE R. QUAY~.I clear" oil without an intervening treatment, after the last of the EIORYUNIVBBS~TY "undissolved" (!) water has been separated, he should never have Exon= UNrvs Rsnu, GBoamA to worry about a job as an oil r e h e r . A minor error which should be corrected: Glen H. Pickard's riame is consistently misspelled Pichard. THE ORGANIC CHEMISTRY OF SULRUR (TETRACOVALENT SULFUR Enough of adverse criticism, lest anyone should think that Dr. C o ~ w u m s ) . Chester Merk Szrter, Director of Chemical Jamieson's book has no value. Quite the contrary is true. A Research. Winthrop Chemical Company; Formerly Professor compendium of vegetable oils and fats is a necessity, and this of Chemistry. Northwestern University. John Wiley and Sans, Inc., New York, 1944. v 858 pp. 41 tahles. 14 x book has made a good start toward a highly desirable goal. What is needed. to make it a dependable reference work, is a more 21 cm. $10. thorough sifting of the available data, and this can he accomI,, a very real sense this hook fills a need in chemistry, plished only by increasing the number of consultants to Superhe chemistry of sulfur-containing compounds has intend the compilation of the next edition. No one acquainted always bee,, important, and this is particularly in recent years with conditions in the linseed oil field, for instance, would have with the phenomenal development of such compounds from a countenanced the publication of the table of iodine values on page viewpoint. 270, without pohting out what changes have taken place since ~ h book , is something more than a reference work, A,, inthis table was printed in 1911. The chapters on all oik should he teresting has heen made doubly attractive hy s wherever procurable, liberal use of reactions and structural formulas. The author has read by =pe* in these respective and when the subject has t o be submitted without the benefit of made an e ~ ‘etatinclude references to the important literasuch cooperation, it should be so stated. ture covered by Chemical Abstractr to January 1, 1942." The A reference book like this should he as authoritative as it can chapters are as f o ~ o w s : E~~~~f, id; Aliphatic be made, and it is no reflection on Dr. Jamieson that he himself ~ ~ l id^; f ~~h~~ preparation i ~ of ~~~~~~i~ Sulfonic Acids; could not check all the statements contained in the literature of ~h~ properties and ~~~~i~~~ f,, ~~~~~~i~ Sulfonic Acids; which he made use. Derivatives of Aromatic Sulfonic Acids. 1. Sulfonyl Halides, OITo E'SENSCHm Esters, and Anhydrides; Derivatives of Aromatic Sulfonic I-BB S o ~ ~ r m On. r c coarponsorsc COYPANT C ~ C I D O ,I L C ~ N O I S Acids. 2. Sulfonamides and Related Compounds; and Sulfones.

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sulfuric

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