pj sketch ppt
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Biograph of Dr. Percy JulianTRANSCRIPT
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Percy L. Julian, PhD, DSc.Percy L. Julian, PhD, DSc.
A Biographical Sketch A Biographical Sketch byby
Jimmy Prude Jimmy Prude Oak Park & River Forest
High SchoolHigh School
Oak Park, IllinoisOak Park, Illinois
© 2001
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About Percy Julian
Percy Julian was Percy Julian was known as the “soy known as the “soy bean chemist” for bean chemist” for his success in his success in making new drugs making new drugs & chemicals from & chemicals from soy-bean and other soy-bean and other plants.plants.
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Percy Julian was born inMontgomery, Alabama,
on April 11, 1899
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College & graduate education
U. of Vienna
BA (1920)
Harvard U.. AM (1923)
PhD (1931)
DePauw U..
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Ph.D. University of Vienna, 1934
At Vienna Percy found his lifelong interest in the synthesis of nature’s complex molecules
K.T. Finley
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Synthesis of physostigmine
In 1934 at DePauw University Percy Julian synthesized physostigmine from the amino acid, tryptophan.
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Dr.Julian’s inventions from soy bean protein
Latex paints (Glidden’s Latex paints (Glidden’s Speed Satin)Speed Satin)
Fire-fighting foam Fire-fighting foam (AeroFoam)(AeroFoam)
Water-resistant paper Water-resistant paper coatingscoatings
Soy beansSoy beans
Encyclopedia Britannica, 1999
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How Foam WorksHow Foam WorksHow Foam WorksHow Foam Works SeparatesSeparatesSeparatesSeparatesSmothersSmothersSmothersSmothers
CoolsCoolsCoolsCools
SuppressesSuppressesSuppressesSuppresses
AeroFoam fire extinguisher
International Fire Service Training Association, 1992
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Extraction of soy bean sterols
Solid alcohols for synthesis of:progesteronetestosteronecortisone
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Sex hormones from soy beans
OH
O
H
3
C O
CH
O
Progesterone TestosteroneCourtesy of Dr. Hutcheon, 1999
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Synthesis of cortisone
Dr. Julian is known Dr. Julian is known for his synthesis of for his synthesis of cortisone which is cortisone which is used to fight used to fight arthritis & other arthritis & other ailments of the ailments of the connective tissues.connective tissues.
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Julian process for synthesis of cortisone
Diosgenin
16-dehydropregnenolone
Compound S
Cortisone Hydrocortisone
Julian process
LC Mills, 1965
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Julian Laboratories in Franklin Park
Photo courtesy of Jennings Miller
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Honors & awards
Elected to National Elected to National Academy of Academy of Sciences in 1973Sciences in 1973
Spingarn Award of Spingarn Award of NAACP in 1947NAACP in 1947
Procter Prize in Procter Prize in Chemistry by Sigma Chemistry by Sigma Xi in 1974.Xi in 1974.
Photo at Sigma Xi Awards Ceremony
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Percy Julian Centennial 1999
Faith Julian, Vernon Jarrett, & Percy Julian, Jr. Faith Julian, Vernon Jarrett, & Percy Julian, Jr. at Percy Julian Centennial on April 11, 1999.at Percy Julian Centennial on April 11, 1999.
Photo by Lee BalgemannPhoto by Lee Balgemann
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Finale
Percy Lavon Julian was born in Percy Lavon Julian was born in 1899 & he died in 1975.1899 & he died in 1975.
He was one of our greatest He was one of our greatest chemists. chemists.
May his legacy live on!May his legacy live on!
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Anand N, Bindra JS, Ranganathan S: Art in Organic Synthesis 2nd ed. New York: Wiley, 1988.Fox MA, Whiresell JK: Organic Chemistry. 2nd ed. Boston: Jones & Bartlett, 1997.Julian PL, Cole JW, et al. Sterols XIII. Chemistry of the adrenal cortex steroids. Recent Progress in Hormone Research, Vol vi, 1951.Witkop, Bernard: Percy Lavon Julian: April 11, 1899-April 19, 1974. (sic). In: Biographical Memoirs of the National Academy of Sciences. Vol. 52. Washington, 1980.
References.1.
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Acknowledgements
Earl AustriaMary Confray-PolkDuncan HutcheonJoan Kotas
Tom McCoyJennings MillerNorbert TeclawDonald Vogl
Section on Computer ScienceOak Park & River Forest High School
Oak Park, Illinois
Section on Computer ScienceOak Park & River Forest High School
Oak Park, Illinois