• Thumbnail for Pierre Jean Robiquet
    Pierre Jean Robiquet (13 January 1780 – 29 April 1840) was a French chemist. He laid founding work in identifying amino acids, the fundamental building...
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  • Lucas Robiquet (1858–1959), French Orientalist artist Pierre Jean Robiquet (1780–1840), French chemist This page lists people with the surname Robiquet. If...
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  • Thumbnail for Codeine
    depends on a person's genetics. Codeine was discovered in 1832 by Pierre Jean Robiquet. In 2013, about 361,000 kg (795,000 lb) of codeine were produced...
    80 KB (8,030 words) - 02:51, 16 May 2024
  • Thumbnail for Alizarin
    late 18th and early 19th centuries. In 1826, the French chemist Pierre-Jean Robiquet found that madder root contained two colorants, the red alizarin...
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  • Thumbnail for Secondary metabolite
    Organization. It was first isolated in 1832 by a French chemist Pierre Jean Robiquet, also known for the discovery of caffeine and a widely used red dye...
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  • Thumbnail for Amygdalin
    first isolated in 1830 from bitter almond seeds (Prunus dulcis) by Pierre-Jean Robiquet and Antoine Boutron-Charlard. Liebig and Wöhler found three hydrolysis...
    33 KB (3,274 words) - 21:49, 14 February 2024
  • Jean Robiquet (6 July 1874 – 26 March 1960) was a French art historian, art critic and curator. He was also a playwright and opérettes librettist known...
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  • Thumbnail for Opioid
    application would not be addictive. Codeine was discovered in 1832 by Pierre Jean Robiquet. Robiquet was reviewing a method for morphine extraction, described by...
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  • Thumbnail for Rubia tinctorum
    alizarin and purpurin, which were first isolated by the French chemist Pierre Jean Robiquet in 1826. Purpurin is normally not coloured, but is red when dissolved...
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  • Thumbnail for Carl Theodore Liebermann
    Liebermann retired, in 1914, he died. In 1826, the French chemist Pierre Jean Robiquet had isolated from the root of a plant, madder, and defined the structure...
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  • Thumbnail for Noscapine
    under the denomination of "Narcotine" by Jean-Francois Derosne, a French chemist in Paris. Then Pierre-Jean Robiquet, another French chemist, proved narcotine...
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  • Thumbnail for Opium
    Merck KGaA pharmaceutical company. Codeine was isolated in 1832 by Pierre Jean Robiquet.[citation needed] The use of diethyl ether and chloroform for general...
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  • water to the Royal Society of London. Louis Nicolas Vauquelin and Pierre Jean Robiquet isolate asparagine in crystalline form from asparagus juice in France...
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  • tree, Prunus dulcis var. amara, also known as bitter almonds, by Pierre-Jean Robiquet and Antoine-François Boutron-Charlard (1796–1879) in 1830, and subsequently...
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  • Thumbnail for Louis Nicolas Vauquelin
    Chamber of Deputies in 1828. In 1806, working with asparagus, he and Pierre Jean Robiquet (future discoverer of the famous red dye alizarin, then a young chemist...
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  • Thumbnail for Asparagine
    crystalline form by French chemists Louis Nicolas Vauquelin and Pierre Jean Robiquet (then a young assistant). It was isolated from asparagus juice, in...
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  • of the substance which he calls naphthaline. Pierre Jean Robiquet, Joseph Bienaimé Caventou and Pierre Joseph Pelletier isolate caffeine. January 28...
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  • for it in Arabic – Ref: (year 1869) (page 144). In 1826, chemist Pierre Jean Robiquet discovered in madder root two distinct molecules with dye properties...
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  • for marine chronometers. Copley Medal: Samuel Vince January 13 – Pierre Jean Robiquet, French chemist (died 1840). March 10 – William Charles Ellis, English...
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  • Thumbnail for Rose madder
    madder-based pigments of various other colors. In 1827, the French chemists Pierre-Jean Robiquet and Colin began producing garancine, the concentrated version of...
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  • here. Chlorine is named by Humphry Davy. Cantharidin is isolated by Pierre Jean Robiquet from Lytta vesicatoria (Spanish fly) in Paris. Charles Julien Brianchon...
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  • Robinson (1886–1975), British chemist,1947 Nobel Prize in Chemistry Pierre Jean Robiquet (1780–1840), French chemist, discovered caffeine, alizarin, cantharidin...
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  • he calls it Crystallin. Antoine Jerome Balard isolates bromine. Pierre Jean Robiquet isolates the dye alizarin. Michael Faraday determines the chemical...
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  • Thumbnail for Amino acid
    early 1800s. In 1806, French chemists Louis-Nicolas Vauquelin and Pierre Jean Robiquet isolated a compound from asparagus that was subsequently named asparagine...
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  • making the traditional patchwork quilt. In 1826, the French chemist Pierre-Jean Robiquet discovered the organic compound alizarin, the powerful coloring ingredient...
    36 KB (4,987 words) - 13:29, 22 February 2024
  • Siméon Denis Poisson (born 1781), French mathematician. April 29 – Pierre Jean Robiquet (born 1780), French chemist. July 4 – Karl Ferdinand von Gräfe (born...
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  • Thumbnail for Caffeine
    was isolated both by the French chemist Pierre Jean Robiquet and by another pair of French chemists, Pierre-Joseph Pelletier and Joseph Bienaimé Caventou...
    199 KB (19,813 words) - 21:52, 17 May 2024
  • Thumbnail for 1780
    Kingdom of Great Britain reaches c.9 million population. January 13 – Pierre Jean Robiquet, French chemist (d. 1840) January 14 – Henry Baldwin, Associate Justice...
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  • Thumbnail for Théodore Nicolas Gobley
    of that time, Pierre Jean Robiquet, of whom he became a close collaborator, and ultimately his son-in-law, through marrying Laure Robiquet, one of the daughters...
    23 KB (3,416 words) - 11:52, 31 May 2023
  • Thumbnail for List of compositions by Jules Massenet
    Robiquet) Pensée d'automne (Armand Silvestre) Pour qu'à l'espérance (Armand Silvestre) Prélude (Armand Silvestre) Première danse (Jacques Clary Jean Normand)...
    6 KB (725 words) - 00:20, 15 March 2023