GB1370318A - Manufacture of 6-methylenetetracyclines - Google Patents

Manufacture of 6-methylenetetracyclines

Info

Publication number
GB1370318A
GB1370318A GB5924771A GB5924771A GB1370318A GB 1370318 A GB1370318 A GB 1370318A GB 5924771 A GB5924771 A GB 5924771A GB 5924771 A GB5924771 A GB 5924771A GB 1370318 A GB1370318 A GB 1370318A
Authority
GB
United Kingdom
Prior art keywords
tetracycline
acid salt
halo
base
methylene
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
GB5924771A
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.)
Rachelle Laboratories Italia SpA
Original Assignee
Rachelle Laboratories Italia SpA
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 Rachelle Laboratories Italia SpA filed Critical Rachelle Laboratories Italia SpA
Publication of GB1370318A publication Critical patent/GB1370318A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C233/00—Carboxylic acid amides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
GB5924771A 1970-12-28 1971-12-21 Manufacture of 6-methylenetetracyclines Expired GB1370318A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10168870A 1970-12-28 1970-12-28
US19233671A 1971-10-26 1971-10-26

Publications (1)

Publication Number Publication Date
GB1370318A true GB1370318A (en) 1974-10-16

Family

ID=26798521

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5924771A Expired GB1370318A (en) 1970-12-28 1971-12-21 Manufacture of 6-methylenetetracyclines

Country Status (11)

Country Link
JP (1) JPS5343956B1 (de)
BE (1) BE777356A (de)
CA (1) CA949066A (de)
CH (1) CH586191A5 (de)
DE (1) DE2164840A1 (de)
DK (1) DK139674B (de)
FR (1) FR2120865A5 (de)
GB (1) GB1370318A (de)
IE (1) IE36677B1 (de)
IL (1) IL38383A (de)
NL (1) NL152544B (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106946816A (zh) * 2017-04-12 2017-07-14 扬州联博药业有限公司 一种氯代土霉素的制备方法
CN111393319A (zh) * 2020-04-24 2020-07-10 山东国邦药业有限公司 一种氯代土霉素的制备方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106946816A (zh) * 2017-04-12 2017-07-14 扬州联博药业有限公司 一种氯代土霉素的制备方法
CN111393319A (zh) * 2020-04-24 2020-07-10 山东国邦药业有限公司 一种氯代土霉素的制备方法
CN111393319B (zh) * 2020-04-24 2023-03-28 山东国邦药业有限公司 一种氯代土霉素的制备方法

Also Published As

Publication number Publication date
DK139674B (da) 1979-03-26
NL7117996A (de) 1972-06-30
BE777356A (fr) 1972-04-17
NL152544B (nl) 1977-03-15
IL38383A0 (en) 1972-02-29
JPS5343956B1 (de) 1978-11-24
DK139674C (de) 1979-09-10
CH586191A5 (de) 1977-03-31
FR2120865A5 (de) 1972-08-18
DE2164840A1 (de) 1972-07-06
IE36677L (en) 1972-06-28
CA949066A (en) 1974-06-11
IL38383A (en) 1974-12-31
IE36677B1 (en) 1977-02-02

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Legal Events

Date Code Title Description
414F Notice of opposition given (sect. 14/1949)
49R Reference inserted (sect. 9/1949)
414A Case decided by the comptroller ** specification amended (sect. 14/1949)
SPA Amended specification published
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee