CH510679A - Verfahren zur Reinigung von Benzodiazepinderivaten - Google Patents

Verfahren zur Reinigung von Benzodiazepinderivaten

Info

Publication number
CH510679A
CH510679A CH245569A CH245569A CH510679A CH 510679 A CH510679 A CH 510679A CH 245569 A CH245569 A CH 245569A CH 245569 A CH245569 A CH 245569A CH 510679 A CH510679 A CH 510679A
Authority
CH
Switzerland
Prior art keywords
purifying
benzodiazepine derivatives
benzodiazepine
derivatives
purifying benzodiazepine
Prior art date
Application number
CH245569A
Other languages
German (de)
English (en)
Inventor
Inaba Shigeho
Hiroha-Shi Toshiyuki
Izumi Takahiro
Yamamoto Hisao
Original Assignee
Sumitomo Chemical Co
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 filed Critical Sumitomo Chemical Co
Publication of CH510679A publication Critical patent/CH510679A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D243/00—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms
    • C07D243/06—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms having the nitrogen atoms in positions 1 and 4
    • C07D243/10—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms having the nitrogen atoms in positions 1 and 4 condensed with carbocyclic rings or ring systems
    • C07D243/14—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines
    • C07D243/16—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines substituted in position 5 by aryl radicals
    • C07D243/18—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines substituted in position 5 by aryl radicals substituted in position 2 by nitrogen, oxygen or sulfur atoms
    • C07D243/24—Oxygen atoms
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/55—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having seven-membered rings, e.g. azelastine, pentylenetetrazole
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D243/00—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms
    • C07D243/06—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms having the nitrogen atoms in positions 1 and 4
    • C07D243/10—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms having the nitrogen atoms in positions 1 and 4 condensed with carbocyclic rings or ring systems
    • C07D243/14—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines
    • C07D243/16—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines substituted in position 5 by aryl radicals
    • C07D243/18—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines substituted in position 5 by aryl radicals substituted in position 2 by nitrogen, oxygen or sulfur atoms
    • C07D243/24—Oxygen atoms
    • C07D243/26—Preparation from compounds already containing the benzodiazepine skeleton
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
    • G06M1/00—Design features of general application
    • G06M1/28—Design features of general application for zeroising or setting to a particular value
    • G06M1/34—Design features of general application for zeroising or setting to a particular value using reset shafts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH245569A 1968-02-21 1969-02-18 Verfahren zur Reinigung von Benzodiazepinderivaten CH510679A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1130068 1968-02-21

Publications (1)

Publication Number Publication Date
CH510679A true CH510679A (de) 1971-07-31

Family

ID=11774127

Family Applications (1)

Application Number Title Priority Date Filing Date
CH245569A CH510679A (de) 1968-02-21 1969-02-18 Verfahren zur Reinigung von Benzodiazepinderivaten

Country Status (13)

Country Link
US (1) US3607867A (en:Method)
AT (1) AT306021B (en:Method)
BE (1) BE728617A (en:Method)
BR (1) BR6906455D0 (en:Method)
CH (1) CH510679A (en:Method)
CS (1) CS161843B2 (en:Method)
DE (1) DE1906262C3 (en:Method)
DK (1) DK136422B (en:Method)
FR (1) FR2002315A1 (en:Method)
GB (1) GB1253556A (en:Method)
NL (1) NL6902581A (en:Method)
SE (1) SE363107B (en:Method)
SU (1) SU456410A3 (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116023342B (zh) * 2021-10-26 2024-06-25 江苏昱林生物科技有限公司 一种高纯度氯硝西泮的制备方法

Also Published As

Publication number Publication date
DK136422C (en:Method) 1978-03-06
BE728617A (en:Method) 1969-08-01
GB1253556A (en) 1971-11-17
SU456410A3 (ru) 1975-01-05
CS161843B2 (en:Method) 1975-06-10
SE363107B (en:Method) 1974-01-07
AT306021B (de) 1973-03-26
BR6906455D0 (pt) 1973-05-17
DE1906262B2 (de) 1973-02-08
NL6902581A (en:Method) 1969-08-25
DK136422B (da) 1977-10-10
DE1906262C3 (de) 1973-09-20
DE1906262A1 (de) 1970-01-22
FR2002315A1 (en:Method) 1969-10-17
US3607867A (en) 1971-09-21

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Legal Events

Date Code Title Description
PL Patent ceased