BE864996A - Procede de preparation de 2-hydrosycarbazoles - Google Patents

Procede de preparation de 2-hydrosycarbazoles

Info

Publication number
BE864996A
BE864996A BE2056770A BE2056770A BE864996A BE 864996 A BE864996 A BE 864996A BE 2056770 A BE2056770 A BE 2056770A BE 2056770 A BE2056770 A BE 2056770A BE 864996 A BE864996 A BE 864996A
Authority
BE
Belgium
Prior art keywords
hydrosycarbazoles
preparation process
preparation
hydrosycarbazoles preparation
Prior art date
Application number
BE2056770A
Other languages
English (en)
French (fr)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of BE864996A publication Critical patent/BE864996A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/56—Ring systems containing three or more rings
    • C07D209/80—[b, c]- or [b, d]-condensed
    • C07D209/82—Carbazoles; Hydrogenated carbazoles
    • C07D209/88—Carbazoles; Hydrogenated carbazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to carbon atoms of the ring system

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Indole Compounds (AREA)
  • Steroid Compounds (AREA)
BE2056770A 1977-03-18 1978-03-17 Procede de preparation de 2-hydrosycarbazoles BE864996A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2711943A DE2711943C3 (de) 1977-03-18 1977-03-18 Verfahren zur Herstellung von 2-Hydroxycarbazolen

Publications (1)

Publication Number Publication Date
BE864996A true BE864996A (fr) 1978-09-18

Family

ID=6004026

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2056770A BE864996A (fr) 1977-03-18 1978-03-17 Procede de preparation de 2-hydrosycarbazoles

Country Status (7)

Country Link
US (1) US4137238A (de)
JP (1) JPS53116370A (de)
BE (1) BE864996A (de)
CH (1) CH631442A5 (de)
DE (1) DE2711943C3 (de)
FR (1) FR2383926A1 (de)
GB (1) GB1601513A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0437009U (de) * 1990-07-26 1992-03-27
JP5844561B2 (ja) * 2011-07-01 2016-01-20 株式会社 日本薬用食品研究所 美白用組成物

Also Published As

Publication number Publication date
DE2711943C3 (de) 1981-07-23
DE2711943B2 (de) 1980-10-16
FR2383926A1 (fr) 1978-10-13
CH631442A5 (de) 1982-08-13
DE2711943A1 (de) 1978-09-21
US4137238A (en) 1979-01-30
JPS6129946B2 (de) 1986-07-10
FR2383926B1 (de) 1981-03-20
GB1601513A (en) 1981-10-28
JPS53116370A (en) 1978-10-11

Similar Documents

Publication Publication Date Title
RO75807A (ro) Procedeu de microincapsulare
BE855273A (fr) Procede de preparation de polyurethannes
BE857854A (fr) Procede de preparation de polyurethanne-urees
LU79087A1 (fr) Procede de preparation de quinazolines
FR2307833A1 (fr) Procede de preparation de polyphenylene-ethers
BE873136A (fr) Procede de preparation de la vincadifformine
BE872821A (fr) Procede de desulfuration
BE864856A (fr) Procede de determination immunologique
BE865661A (fr) Procede de preparation de 3-alkyl-butene-1-als
BE870296A (fr) Procede de preparation de furocoumarines
LU79874A1 (fr) Procede de preparation de para-benzoquinone
BE871105A (fr) Procede de preparation de p-alkylphenols
BE865201A (fr) Procede de preparation de 1-amino-3-aryloxy-2-propanols
BE870162A (fr) Procede de preparation de p-benzoquinonediacetals
BE870908A (fr) Procede de preparation de peroxydes
BE871648A (fr) Procede de dosage de ferritine
BE870188A (fr) Procede microbiologique
BE853162A (fr) Procede de preparation de chloromethylsilanes
BE860699A (fr) Procede de preparation de gamma-pyrones
BE862890A (fr) Procede de production de thiazoline-2-thiones
BE862235A (fr) Procede de preparation de polyphenols
BE866662A (fr) Procede de preparation de 3,5-dihalogenanilines
BE839291A (fr) Procede de preparation de 4-acylaminocanthrones
BE870104A (fr) Procede de preparation de 2-chlorosulfinyl-azetidin-4-ones
BE865667A (fr) Procede de preparation de trihalogenures de monohydrocarbyletain

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BAYER A.G.

Effective date: 19910331