Výsledky vyhledávání - "George D. Beal"

Notes on the water content of crystalline caffeine

Autor: Kenneth L. Waters, George D. Beal

Publikováno v: Journal of the American Pharmaceutical Association. American Pharmaceutical Association. 35

A study indicates that under normal storage conditions the stable form of caffeine is the anhydrous salt. The monohydrate, described in the U. S. Pharmacopoeia, apparently does not exist. The water content of hydrated caffeine, which is stable at ver

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::284e3ac50b6e46b73141217f2f32c7c8
https://pubmed.ncbi.nlm.nih.gov/21012556

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THE QUALITATIVE IDENTIFICATION OF THE DRUGS CONTAINING EMODIN.2

Autor: Ruth Okey, George D. Beal

Publikováno v: Journal of the American Chemical Society. 39:716-725

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::cd26755e4c199a2ce31254716ff2440d
https://doi.org/10.1021/ja02249a023

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RESEARCHES ON QUINAZOLINES (TWENTY-NINTH PAPER). A FURTHER STUDY OF THE STILBAZOLES, HYDRAZONES AND SCHIFF BASES OF THE 4-QUINAZOLONE GROUP.1

Autor: Marston Taylor Bogert, George D. Beal

Publikováno v: Journal of the American Chemical Society. 34:516-524

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5efb46973049406c05b9d199f8a13f23
https://doi.org/10.1021/ja02205a018

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A Study of the Constituents in Cascara Sagrada Extract I. Isolation of a Rhamno-Glycoside of Emodin**The authors are indebted to the Parke, Davis and Co. for a research fellowship grant (for H. L. S.), and for supplying the cascara bark.1(1)Contribution No. 276 from the Department of Chemistry, University of Pittsburgh

Autor: C.G. King, George D. Beal, Horace L. Sipple

Publikováno v: The Journal of the American Pharmaceutical Association (1912). 23:205-208

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https://doi.org/10.1002/jps.3080230307

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The Detection of Acetone in Chloroform**Section on Practical Pharmacy and Dispensing, Toronto meeting, 1932

Autor: Chester R. Szalkowski, George D. Beal

Publikováno v: The Journal of the American Pharmaceutical Association (1912). 22:223-227

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https://doi.org/10.1002/jps.3080220317

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Stability of Iodine Solutions and Tinctures*†‡

Autor: George D. Beal, Paul Block, Kenneth L. Waters

Publikováno v: Journal of the American Pharmaceutical Association (Scientific ed.). 36:203-207

Storage experiments on Iodine Tincture U. S. P., Strong Iodine Tincture N. F., Solution of Iodine N. F., and Strong Solution of Iodine U. S. P. have been carried out over a period of thirty months. These preparations were found to be stable in clear,

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https://doi.org/10.1002/jps.3030360704

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The Preparation of Acid-Fast Caramels**Contribution from the Chemical Laboratory of the Univrrsity of Illinois. Read at the meeting of the American Pharmaceutical Associnth in Cleveland, Ohio

Autor: George D. Beal, Donald F. Bowey

Publikováno v: The Journal of the American Pharmaceutical Association (1912). 12:405-410

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https://doi.org/10.1002/jps.3080120508

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The Constituents in Cascara Sagrada Extract. 2. A Method of Bioassay**The authors are indebted to the Parke, Davis and Company for a research grant (for M. W. G.) and for supplying the cascara bark.,11Contribution No. 307 from the Department of Chemistry, University of Pittsburgh

Autor: C.G. King, Melvin W. Green, George D. Beal

Publikováno v: The Journal of the American Pharmaceutical Association (1912). 25:107-110

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https://doi.org/10.1002/jps.3080250208

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Constituents in Cascara Sagrada Extract. IV. Aloe‐emodin, Chrysophanic Acid and Emodin*

Autor: Robert W. Liddell, George D. Beal, C.G. King

Publikováno v: Journal of the American Pharmaceutical Association (Scientific ed.). 31:161-166

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::cc24addd709240b0cc044f485e842008
https://doi.org/10.1002/jps.3030310601

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Mellon Institute and the Fellowship System of Industrial Research

Autor: George D. Beal

Publikováno v: Chemical & Engineering News Archive. 21:1865-1868

TO UNDERSTAND the system of industrial research practiced at Mellon Institute, one should be told the history of its foundation, and this sketch should be portrayed against a backdrop of the public view chemistry at the time. When the industrial fell

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https://doi.org/10.1021/cen-v021n022.p1865

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