• Thumbnail for Cinchonine
    Cinchonine is an alkaloid found in Cinchona officinalis. It is used in asymmetric synthesis in organic chemistry. It is a stereoisomer and pseudo-enantiomer...
    4 KB (192 words) - 20:28, 2 January 2024
  • Thumbnail for Cinchona officinalis
    of malaria. Other alkaloids that are extracted from this tree include cinchonine, cinchonidine and quinidine. Standley, Paul C. (1936). "Rubiaceae". In...
    5 KB (382 words) - 23:29, 14 December 2022
  • Thumbnail for Cinchona
    on contact with air, and Cinchona calisaya. The alkaloids quinine and cinchonine were extracted by Pierre Joseph Pelletier and Joseph Bienaimé Caventou...
    40 KB (4,738 words) - 01:43, 19 October 2024
  • Thumbnail for Caffeine
    3-dimethylxanthine 8-Phenyltheophylline Caffeine, as do other alkaloids such as cinchonine, quinine or strychnine, precipitates polyphenols and tannins. This property...
    201 KB (20,116 words) - 17:07, 13 November 2024
  • Thumbnail for Joseph Bienaimé Caventou
    1817 Chlorophyll   1817 Emetine Ipecacuanha 1818 Strychnine Nux vomica 1819 Brucine Nux vomica 1820 Cinchonine and quinine Cinchona bark 1821 Caffeine  ...
    3 KB (225 words) - 17:44, 12 April 2024
  • Thumbnail for Quinine
    cinchonine par un nom qui indique également son origine." […, we thought that we should name it "quinine" in order to distinguish it from cinchonine by...
    63 KB (6,755 words) - 21:54, 12 November 2024
  • Thumbnail for Quinoline
    Gerhardt obtained a compound by dry distilling quinine, strychnine, or cinchonine with potassium hydroxide; he called the compound Chinoilin or Chinolein...
    14 KB (1,350 words) - 10:03, 23 October 2024
  • Thumbnail for Alkaloid
    strictosidine (with secologanin) → korinanteal → cinhoninon Quinine, quinidine, cinchonine, cinhonidine Indole derivatives Non-isoprene indole alkaloids Simple indole...
    69 KB (5,416 words) - 14:54, 28 October 2024
  • Thumbnail for Tannin
    with phenolic rings, and depolymerization. Alkaloids such as caffeine, cinchonine, quinine or strychnine, precipitates polyphenols and tannins. This property...
    48 KB (5,245 words) - 17:08, 2 November 2024
  • Thumbnail for Quinoline alkaloids
    which are important due to their therapeutic potential, furthermore cinchonine and cinchonidine, as well as some furoquinoline alkaloids and acridine...
    2 KB (210 words) - 21:53, 12 July 2024
  • The molecular formula C19H22N2O may refer to: Amedalin Cinchonidine Cinchonine Ketipramine Normacusine B Noxiptiline Rhazinilam Tombozine Vinburnine (Eburnamonine)...
    343 bytes (53 words) - 12:13, 20 August 2019
  • Thumbnail for History of malaria
    French pharmacist Joseph Bienaimé Caventou separated in 1820 the alkaloids cinchonine and quinine from powdered fever tree bark, allowing for the creation of...
    94 KB (11,052 words) - 12:26, 20 August 2024
  • malaria. Quinimax is a combination of four alkaloids (quinine, quinidine, cinchonine and cinchonidine). This combination has been shown in several studies...
    64 KB (7,340 words) - 21:00, 20 October 2024
  • Woodward/Doering claim) is obtained in several steps from the biomolecule cinchonine (related to quinidine but without the methoxy group): The key step in...
    18 KB (2,207 words) - 20:44, 4 October 2024
  • Thumbnail for Plasmodium falciparum
    France extracted pure quinine alkaloids, which they named quinine and cinchonine. The total synthesis of quinine was achieved by American chemists R.B...
    91 KB (10,318 words) - 10:14, 7 November 2024
  • Thumbnail for 2-Carboxybenzaldehyde
    exchanged for the corresponding alkyl or aryl group: In the presence of (+)-cinchonine, in the reaction of (racemic) 3-hydroxyphthalide with carboxylic acid...
    17 KB (1,666 words) - 11:40, 12 January 2024
  • Thumbnail for 1820 in science
    Joseph Bienaimé Caventou and Pierre Joseph Pelletier isolate the alkaloids cinchonine and quinine from Cinchona bark. Solanine is first isolated from the berries...
    7 KB (710 words) - 16:57, 16 June 2024
  • He died at Bromley and was buried at Islington. Hooper, David (1925). "Cinchonine as a tannin precipitant with special reference to the analysis of cutch...
    4 KB (424 words) - 04:37, 24 April 2024
  • Thumbnail for Edwin Wiley Grove
    straight quinine for fevers and chills caused by malaria. It contained cinchonine, cinchonidine, reduced iron, sweet syrup, and lemon flavor in a suspension...
    8 KB (882 words) - 01:49, 5 October 2024
  • C19H22N2 triprolidine 486-12-4 C19H22N2O cinchonidine 485-71-2 C19H22N2O cinchonine 118-10-5 C19H22N2O noxiptyline 3362-45-6 C19H22N2OS acepromazine 61-00-7...
    10 KB (136 words) - 22:05, 19 August 2024
  • Thumbnail for Hugo Weidel
    1871. During that time, he started his research on oxidation products of cinchonine and nicotine alkaloids. He became a lecturer at the University in 1874...
    3 KB (319 words) - 20:42, 1 November 2023
  • to synthesize cinchonic acid as part of the structure of the alkaloid cinchonine and performed other organic syntheses. After the end of the Second World...
    4 KB (448 words) - 16:04, 5 March 2024
  • Thumbnail for List of lay Catholic scientists
    Pelletier (1788–1842) – co-discovered strychnine, caffeine, quinine, cinchonine, among many other discoveries in chemistry Georg von Peuerbach (1423–1461)...
    42 KB (4,579 words) - 16:52, 4 November 2024
  • method ISO 7693:1984 Ferrotungsten - Determination of tungsten content - Cinchonine gravimetric method ISO 7704:1985 Water quality – Evaluation of membrane...
    52 KB (7,303 words) - 15:21, 26 May 2024
  • Pharmaceutical Journal, and also had a piece published on ‘Cinchonidine and Cinchonine in a Sample of Quinine." Having subsequently spent three years working...
    12 KB (1,539 words) - 15:01, 11 August 2024
  • blood sugar stabilizer, antioxidant Quinine, quinidine, cinchonidine, cinchonine Cinchona antipyretic, analgesic, antimalarial Safrole Sassafras Huáng...
    6 KB (166 words) - 21:07, 28 August 2023
  • Thumbnail for Nitro-Mannich reaction
    Michael addition of malonate esters to nitro olefins using bifunctional cinchonine derivatives". Chemical Communications (35): 4481–4483. doi:10.1039/b508833j...
    25 KB (2,892 words) - 22:19, 27 September 2024