GB1426542A - Preparation of alpha-naphthol - Google Patents

Preparation of alpha-naphthol

Info

Publication number
GB1426542A
GB1426542A GB1963274A GB1963274A GB1426542A GB 1426542 A GB1426542 A GB 1426542A GB 1963274 A GB1963274 A GB 1963274A GB 1963274 A GB1963274 A GB 1963274A GB 1426542 A GB1426542 A GB 1426542A
Authority
GB
United Kingdom
Prior art keywords
compound
platinum
naphthol
preparation
weight
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
GB1963274A
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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 by Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to GB1963274A priority Critical patent/GB1426542A/en
Publication of GB1426542A publication Critical patent/GB1426542A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C07C37/06—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation
    • C07C37/07—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation with simultaneous reduction of C=O group in that ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

1426542 Preparation of α-naphthol SUMITOMO CHEMICAL CO Ltd 3 May 1974 19632/74 Heading C2C α-Naphthol is prepared by dehydrogenating ketotetrahydronaphthalene in the presence of a catalyst comprising (1) platinum or a platinum compound, (2) an alkali metal salt, and (3) a manganese compound and/or a chromium compound; and supported on a γ-alumina carrier. Preferably the catalyst used contains from 0À1 to 5À0% by weight as platinum of said platinum or said platinum compound, from 0À1 to 4À0% by weight as alkali metal of said alkali metal salt and from 0À1 to 5À0% by weight as manganese and/or as chromium of said manganese compound and/or chromium compound respectively.
GB1963274A 1974-05-03 1974-05-03 Preparation of alpha-naphthol Expired GB1426542A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1963274A GB1426542A (en) 1974-05-03 1974-05-03 Preparation of alpha-naphthol

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1963274A GB1426542A (en) 1974-05-03 1974-05-03 Preparation of alpha-naphthol

Publications (1)

Publication Number Publication Date
GB1426542A true GB1426542A (en) 1976-03-03

Family

ID=10132606

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1963274A Expired GB1426542A (en) 1974-05-03 1974-05-03 Preparation of alpha-naphthol

Country Status (1)

Country Link
GB (1) GB1426542A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4538009A (en) * 1983-04-20 1985-08-27 Basf Aktiengesellschaft Preparation of substituted phenols

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4538009A (en) * 1983-04-20 1985-08-27 Basf Aktiengesellschaft Preparation of substituted phenols

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee