GB1475419A - Process for stabilizing alpha-crystals of thiamphenicol higher fatty acid esters - Google Patents

Process for stabilizing alpha-crystals of thiamphenicol higher fatty acid esters

Info

Publication number
GB1475419A
GB1475419A GB2921174A GB2921174A GB1475419A GB 1475419 A GB1475419 A GB 1475419A GB 2921174 A GB2921174 A GB 2921174A GB 2921174 A GB2921174 A GB 2921174A GB 1475419 A GB1475419 A GB 1475419A
Authority
GB
United Kingdom
Prior art keywords
thiamphenicol
fatty acid
higher fatty
acid esters
crystals
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
GB2921174A
Other languages
English (en)
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.)
Eisai Co Ltd
Original Assignee
Eisai 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
Priority claimed from JP7441273A external-priority patent/JPS5024248A/ja
Priority claimed from JP7441373A external-priority patent/JPS5024249A/ja
Application filed by Eisai Co Ltd filed Critical Eisai Co Ltd
Publication of GB1475419A publication Critical patent/GB1475419A/en
Expired legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/095Sulfur, selenium, or tellurium compounds, e.g. thiols
    • A61K31/10Sulfides; Sulfoxides; Sulfones
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C315/00Preparation of sulfones; Preparation of sulfoxides
    • C07C315/06Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
GB2921174A 1973-07-03 1974-07-02 Process for stabilizing alpha-crystals of thiamphenicol higher fatty acid esters Expired GB1475419A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7441273A JPS5024248A (enrdf_load_stackoverflow) 1973-07-03 1973-07-03
JP7441373A JPS5024249A (enrdf_load_stackoverflow) 1973-07-03 1973-07-03

Publications (1)

Publication Number Publication Date
GB1475419A true GB1475419A (en) 1977-06-01

Family

ID=26415559

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2921174A Expired GB1475419A (en) 1973-07-03 1974-07-02 Process for stabilizing alpha-crystals of thiamphenicol higher fatty acid esters

Country Status (6)

Country Link
DE (1) DE2430752A1 (enrdf_load_stackoverflow)
ES (1) ES427894A1 (enrdf_load_stackoverflow)
FR (1) FR2235920B1 (enrdf_load_stackoverflow)
GB (1) GB1475419A (enrdf_load_stackoverflow)
NL (1) NL178872C (enrdf_load_stackoverflow)
SE (1) SE7408730L (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE787842A (fr) * 1971-08-25 1972-12-18 Sumito Chemical Cy Ltd Procede de preparation d'une suspension aqueuse de cristaux stables du type non beta d'esters d'acides gras superieurs du chloramphenicol

Also Published As

Publication number Publication date
NL178872C (nl) 1986-06-02
FR2235920A1 (enrdf_load_stackoverflow) 1975-01-31
ES427894A1 (es) 1976-12-16
FR2235920B1 (enrdf_load_stackoverflow) 1978-01-27
NL178872B (nl) 1986-01-02
DE2430752A1 (de) 1975-01-23
NL7409020A (nl) 1975-01-07
SE7408730L (enrdf_load_stackoverflow) 1975-01-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee