Principles of organic and physiological chemistry / by Carl Löwig ; translated by Daniel Breed.

  • Carl Jacob Löwig
Date:
1853
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Licence: Public Domain Mark

Credit: Principles of organic and physiological chemistry / by Carl Löwig ; translated by Daniel Breed. Source: Wellcome Collection.

Provider: This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)

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    Products of decomposition of tannins Catechuic acid: HO,C14H606 Viridinic acid: H0,C14H6O7 Morinic acid: 2HO,C14H406 Rufimorinic acid : CwH707 Quercitronic acid: rlO,UHH7Og Gallic acid : 2H0,C14H408 Tanno-melanic acid: 2H0,C14H407 Rufin-gallic acid : C,4H4Og Ellagic acid: 2HO,C14H207 Pyrotannic acids . Pyromorin-tannic acid: 2IT0,CI2H402 Rubinicacid: C,2H402 Japonic acid: H0,CI2H404 Pyrogallic acid: C]2H606 . Melan-gallic acid: HO,C12H303 2. Lichen Acids a. Lichen acids which give orsellinic acid Alphaorsellic acid: HO,CI6H707 . Betaorsellic acid : HO,C34H16016 . Evernic acid: H0,C34H160]4 Gyrophanic acid : H0,C36H]8015 . Erythricacid: 2HO,C40H22O20 Lecanoparic acid . Products of decomposition of the lichen acids Orsellinic acid: HO,C16H8Os Roccellinin: C18Hg07 Roccellin: KO,G2fiJ)& Pikrocrythrin: C^H^Oj, Erythroglucin : C22TT2g022 Everninic acid: C]gH10Og Orcin : tfMH,04-f 2aq Orcein: NC14H706 Orchill and litmus b. Lichen acids which contain no orsellinic acid Usnicacid: C34H]g014 Betaorcin: C34HI806(?) Chiysophanic acid: HO,C40H|6O, Cetraric acid: C34H160j Indigo . Indigo-blue : Ig==NC16H502 Purpur-sulphuric acid: H0,(Ig2,S03)~S03 Indigo-blue-sulphuric acid: HO,(Ig,S02)~S03 Indigo-white: IgH=NC16H602 Isatin: Ig02=NC16H604 . Isatyd: NCIBH604 Sulphisatin: NC16H602S2 . Isaten: NC16H603 Sulphisaten: NC16H60,S . Chlorisatin: NC]6H4C104 . Bichloi'isatin: NC16H3C1204, etc. Chlorophyl: NCI8H908 Xanthophyl, Erythrophyl Rubian Alizarin: C20H6O6+4aq Purpurin: C18H606 Garancin Anchusin: C3,H20O8 Brazilin: C36H14012 Carthamin: C,4H807 . Coloring Matters. PAOE 400 400 401 401 401 402 402 403 403 403 403 403 404 404 404 404 400 406 406 406 406 406 407 407 407 407 407 407 407 408 408 408 408 40',) 409 410 410 410 411 412 413 413 414 414 414 414 415 415 415 415 417 418 418 419 419 420 420 420 420
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