JPS5346951A - Preparation of 5-nitro-1,2,3,4-tetrahydroanthraquinone - Google Patents

Preparation of 5-nitro-1,2,3,4-tetrahydroanthraquinone

Info

Publication number
JPS5346951A
JPS5346951A JP12122176A JP12122176A JPS5346951A JP S5346951 A JPS5346951 A JP S5346951A JP 12122176 A JP12122176 A JP 12122176A JP 12122176 A JP12122176 A JP 12122176A JP S5346951 A JPS5346951 A JP S5346951A
Authority
JP
Japan
Prior art keywords
tetrahydroanthraquinone
nitro
preparation
nitration
isomerization
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.)
Pending
Application number
JP12122176A
Other languages
Japanese (ja)
Inventor
Hiroshi Yasui
Kenichi Fujimoto
Tadao Kume
Sumio Katahira
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.)
Nippon Steel Chemical and Materials Co Ltd
Original Assignee
Nippon Steel 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 Nippon Steel Chemical Co Ltd filed Critical Nippon Steel Chemical Co Ltd
Priority to JP12122176A priority Critical patent/JPS5346951A/en
Publication of JPS5346951A publication Critical patent/JPS5346951A/en
Pending legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

PURPOSE: To prepare the title compound easily, useful as raw material for 1aminoanthraquinone as main intermediates of anthraquinone type dyes, by the isomerization of 1,4,4a,9a-tetrahydroanthraquinone on heating, followed by hydrogenation and nitration.
COPYRIGHT: (C)1978,JPO&Japio
JP12122176A 1976-10-12 1976-10-12 Preparation of 5-nitro-1,2,3,4-tetrahydroanthraquinone Pending JPS5346951A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12122176A JPS5346951A (en) 1976-10-12 1976-10-12 Preparation of 5-nitro-1,2,3,4-tetrahydroanthraquinone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12122176A JPS5346951A (en) 1976-10-12 1976-10-12 Preparation of 5-nitro-1,2,3,4-tetrahydroanthraquinone

Publications (1)

Publication Number Publication Date
JPS5346951A true JPS5346951A (en) 1978-04-27

Family

ID=14805880

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12122176A Pending JPS5346951A (en) 1976-10-12 1976-10-12 Preparation of 5-nitro-1,2,3,4-tetrahydroanthraquinone

Country Status (1)

Country Link
JP (1) JPS5346951A (en)

Similar Documents

Publication Publication Date Title
JPS5346951A (en) Preparation of 5-nitro-1,2,3,4-tetrahydroanthraquinone
JPS549247A (en) Preparation of menthone
JPS51133252A (en) Process for preparing cyclic terpene derivatives
JPS52134630A (en) Preparation of 6,13-dihydroquinacridone
JPS51116830A (en) Preparation of anthraquinone blue dyes
JPS5382764A (en) Preparation of benzanthrone
JPS52106857A (en) Preparation of 1,3-disubstituted-2-azetidinones
JPS5344550A (en) Preparation of aminoanthraquinone
JPS52156846A (en) Preparation of cyanonorbornene
JPS5214731A (en) Process for preparation of 4-nitro-3-substituted or unsubstituted-n-al kylanilines
JPS5233670A (en) Process for preparation of saccharin
JPS53101351A (en) Isomerization of alpha-alkylnaphthalene
JPS53132530A (en) Preparation of p-iodoaniline
JPS5315350A (en) Preparation of 2-hydroxy-1,4-naphthoquinone
JPS5379861A (en) Preparation of indoles
JPS5218834A (en) Long-acting perfumery composition
JPS5331632A (en) Preparation of amionphenols
JPS5432476A (en) Preparation of 3-aminopyridines
JPS53137985A (en) Preparation of epsilon-caprolactam
JPS51112495A (en) Process for activating stabilized raney nickel catalysts
JPS52148083A (en) Preparation of piperidine
JPS5398918A (en) Preparation of gamma-pyrone derivatives
JPS5331686A (en) Preparation of aminobenzodiazepins
JPS5390228A (en) Preparation of m-toluidine
JPS5377048A (en) Preparation of 1-aminoanthraquinone