NL261868A - - Google Patents

Info

Publication number
NL261868A
NL261868A NL261868DA NL261868A NL 261868 A NL261868 A NL 261868A NL 261868D A NL261868D A NL 261868DA NL 261868 A NL261868 A NL 261868A
Authority
NL
Netherlands
Application number
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
Application filed filed Critical
Publication of NL261868A publication Critical patent/NL261868A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/74Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • C07C37/78Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation by azeotropic distillation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/80Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • C07C29/82Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation by azeotropic distillation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78Separation; Purification; Stabilisation; Use of additives
    • C07C45/81Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C45/82Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
    • C07C45/84Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation by azeotropic distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL261868D 1960-03-17 1961-03-02 NL261868A (enEXAMPLES)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR40249A FR1259504A (fr) 1960-03-17 1960-03-17 Procédé de séparation par distillation de l'alpha naphtol de la tétralone et du tétralol

Publications (1)

Publication Number Publication Date
NL261868A true NL261868A (enEXAMPLES) 1964-05-26

Family

ID=8593786

Family Applications (1)

Application Number Title Priority Date Filing Date
NL261868D NL261868A (enEXAMPLES) 1960-03-17 1961-03-02

Country Status (5)

Country Link
US (1) US3125496A (enEXAMPLES)
DE (1) DE1144733B (enEXAMPLES)
FR (1) FR1259504A (enEXAMPLES)
GB (1) GB915357A (enEXAMPLES)
NL (1) NL261868A (enEXAMPLES)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1351435A (fr) * 1962-10-26 1964-02-07 Progil Purification de naphtol
CN110467518A (zh) * 2019-07-29 2019-11-19 爱斯特(成都)生物制药股份有限公司 一种1-萘酚的还原及分离工艺

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1879337A (en) * 1929-04-10 1932-09-27 Ig Farbenindustrie Ag Process for the manufacture of alpha-naphthol
US2595266A (en) * 1948-01-09 1952-05-06 Koppers Co Inc Production of alpha-naphthol by catalytic reduction of alphatetralol and alpha-tetralone

Also Published As

Publication number Publication date
DE1144733B (de) 1963-03-07
US3125496A (en) 1964-03-17
FR1259504A (fr) 1961-04-28
GB915357A (en) 1963-01-09

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