GB858665A - Process for the simultaneous manufacture of aliphatic ª‡-hydroxy-and ª‡:ª‡-dihydroxydi-carboxylic acids and mixtures of phenols - Google Patents

Process for the simultaneous manufacture of aliphatic ª‡-hydroxy-and ª‡:ª‡-dihydroxydi-carboxylic acids and mixtures of phenols

Info

Publication number
GB858665A
GB858665A GB648457A GB648457A GB858665A GB 858665 A GB858665 A GB 858665A GB 648457 A GB648457 A GB 648457A GB 648457 A GB648457 A GB 648457A GB 858665 A GB858665 A GB 858665A
Authority
GB
United Kingdom
Prior art keywords
methyl
phenols
mixture
hydroxy
acids
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB648457A
Other languages
English (en)
Inventor
Gerhard Dost
Walter Voss
Rolf Zimmermann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Filmfabrik Wolfen VEB
Original Assignee
Filmfabrik Wolfen VEB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to NL197763D priority Critical patent/NL197763A/xx
Priority to NL104669D priority patent/NL104669C/xx
Application filed by Filmfabrik Wolfen VEB filed Critical Filmfabrik Wolfen VEB
Priority to GB648457A priority patent/GB858665A/en
Publication of GB858665A publication Critical patent/GB858665A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/50—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms
    • C07C37/52—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms by splitting polyaromatic compounds, e.g. polyphenolalkanes
    • C07C37/54—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms by splitting polyaromatic compounds, e.g. polyphenolalkanes by hydrolysis of lignin or sulfite waste liquor
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/295—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with inorganic bases, e.g. by alkali fusion

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB648457A 1957-02-26 1957-02-26 Process for the simultaneous manufacture of aliphatic ª‡-hydroxy-and ª‡:ª‡-dihydroxydi-carboxylic acids and mixtures of phenols Expired GB858665A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
NL197763D NL197763A (en:Method) 1957-02-26
NL104669D NL104669C (en:Method) 1957-02-26
GB648457A GB858665A (en) 1957-02-26 1957-02-26 Process for the simultaneous manufacture of aliphatic ª‡-hydroxy-and ª‡:ª‡-dihydroxydi-carboxylic acids and mixtures of phenols

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB648457A GB858665A (en) 1957-02-26 1957-02-26 Process for the simultaneous manufacture of aliphatic ª‡-hydroxy-and ª‡:ª‡-dihydroxydi-carboxylic acids and mixtures of phenols

Publications (1)

Publication Number Publication Date
GB858665A true GB858665A (en) 1961-01-11

Family

ID=9815339

Family Applications (1)

Application Number Title Priority Date Filing Date
GB648457A Expired GB858665A (en) 1957-02-26 1957-02-26 Process for the simultaneous manufacture of aliphatic ª‡-hydroxy-and ª‡:ª‡-dihydroxydi-carboxylic acids and mixtures of phenols

Country Status (2)

Country Link
GB (1) GB858665A (en:Method)
NL (2) NL104669C (en:Method)

Also Published As

Publication number Publication date
NL197763A (en:Method)
NL104669C (en:Method)

Similar Documents

Publication Publication Date Title
Baer Oxidative cleavage of α-keto acids and α-keto alcohols by means of lead tetra-acetate
GB416416A (en) Improvements in the manufacture of cellulose from ligno-cellulosic materials
Cram Mold metabolites. II. The structure of sorbicillin, a pigment produced by the mold Penicillium notatum
GB357821A (en) Process of decomposing vegetable fibrous substances for the purpose of obtaining simultaneously the cellulose and the incrusting ingredients
Dunn et al. 545. Synthesis of flavacol, a metabolic product of Aspergillus flavus
GB858665A (en) Process for the simultaneous manufacture of aliphatic ª‡-hydroxy-and ª‡:ª‡-dihydroxydi-carboxylic acids and mixtures of phenols
GB822834A (en) A method of processing waste of polyethylene terephthalate by hydrolysis
Fisher et al. Studies on Lignin and Related Compounds. LXXXIII. Synthesis of 3-Hydroxy-1-(4-hydroxy-3-methoxyphenyl)-2-propanone1
Barger et al. Chemical properties of puberulic acid, C8H6O6, and a yellow acid, C8H4O6
US3577467A (en) Process for the hydrolysis of lignin
US2347621A (en) Process for reduction of nitro hydroxy compounds
Walborsky et al. Reaction of Ezo-norbornylene Oxide with Hydrogen Bromide
King et al. 19. The chemistry of extractives from hardwoods. Part V. The isolation of 3: 7: 4′-trimethylquercetin (ayanin) from the heartwood of Distemonanthus Benthamianus
GB1474068A (en) Isolation of carboxylic acids from oxo residues
US3405170A (en) Process for the preparation of hydroxy naphthoic acids
Vargha et al. 235. Selective oxidations with red lead
Bell et al. Selective reduction of esters with sodium trimethoxyborohydride
Kurth et al. The Constituents of Sie rra Juniper Wood (Juniperus occidentalis, Hooker)
Holliday et al. 573. Intermediates for the synthesis of optically active methyl-substituted long-chain acids. Part III
GB858286A (en) Process for the manufacture of unbranched aliphatic ª‡-hydroxy-and ª‡:ª‡-dihydroxy-dicarboxylic acids containing at least five carbon atoms
Spencer et al. The Action of Sodium Alkoxides on Lactones
US2847460A (en) 6-methyl-3-cyclohexene-1-acrylic acid
GB787128A (en) Process for the production of esters and/or polyesters from a tricyclodecane derivative
US2894982A (en) Preparation of diesters of fumaric acid
Bolcato et al. Isolation of formaldehyde and glyoxylic acid during the oxidation of acetate and glycolate by yeast cells in presence of phenylhydrazine