GB1358217A - Process for preparing 7-aminocephalosporanic acid - Google Patents

Process for preparing 7-aminocephalosporanic acid

Info

Publication number
GB1358217A
GB1358217A GB4017272A GB4017272A GB1358217A GB 1358217 A GB1358217 A GB 1358217A GB 4017272 A GB4017272 A GB 4017272A GB 4017272 A GB4017272 A GB 4017272A GB 1358217 A GB1358217 A GB 1358217A
Authority
GB
United Kingdom
Prior art keywords
reacting
formula
aminocephalosporanic acid
inert solvent
imino
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
GB4017272A
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.)
Eli Lilly and Co
Original Assignee
Eli Lilly and 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 Eli Lilly and Co filed Critical Eli Lilly and Co
Publication of GB1358217A publication Critical patent/GB1358217A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D501/00Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • C07D501/14Compounds having a nitrogen atom directly attached in position 7
    • C07D501/16Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
    • C07D501/187-Aminocephalosporanic or substituted 7-aminocephalosporanic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
GB4017272A 1971-09-03 1972-08-30 Process for preparing 7-aminocephalosporanic acid Expired GB1358217A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00177869A US3813389A (en) 1971-09-03 1971-09-03 Process for 7-aminocephalosporanic acid

Publications (1)

Publication Number Publication Date
GB1358217A true GB1358217A (en) 1974-07-03

Family

ID=22650263

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4017272A Expired GB1358217A (en) 1971-09-03 1972-08-30 Process for preparing 7-aminocephalosporanic acid

Country Status (26)

Country Link
US (1) US3813389A (enExample)
JP (1) JPS558988B2 (enExample)
AR (1) AR208492A1 (enExample)
AT (1) AT314734B (enExample)
AU (1) AU463141B2 (enExample)
BE (1) BE788142A (enExample)
BG (1) BG22836A3 (enExample)
CA (1) CA969178A (enExample)
CH (1) CH558382A (enExample)
CS (1) CS184315B2 (enExample)
DD (1) DD101164A5 (enExample)
DE (1) DE2242299A1 (enExample)
DK (1) DK140942B (enExample)
ES (1) ES406344A1 (enExample)
FR (1) FR2150936B1 (enExample)
GB (1) GB1358217A (enExample)
HU (1) HU166209B (enExample)
IE (1) IE36956B1 (enExample)
IL (1) IL40135A (enExample)
NL (1) NL7211900A (enExample)
PH (1) PH9581A (enExample)
PL (1) PL87749B1 (enExample)
RO (1) RO59967A (enExample)
SE (1) SE392724B (enExample)
SU (1) SU587865A3 (enExample)
ZA (1) ZA725647B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1395184A (en) * 1972-03-09 1975-05-21 Alfa Farmaceutici Spa Cephalosporin derivatives
GR70261B (enExample) * 1977-12-12 1982-09-02 Takeda Chemical Industries Ltd
US6518420B2 (en) * 1997-06-04 2003-02-11 Biochemie Gesellschaft M.B.H. Precipitation process of 7-aminocephalosporanic acid (7-ACA)

Also Published As

Publication number Publication date
CH558382A (fr) 1975-01-31
AU463141B2 (en) 1975-07-17
AU4570972A (en) 1974-02-21
IE36956L (en) 1973-03-03
SU587865A3 (ru) 1978-01-05
AR208492A1 (es) 1977-02-15
PL87749B1 (enExample) 1976-07-31
JPS558988B2 (enExample) 1980-03-07
DE2242299A1 (de) 1973-03-08
DK140942B (da) 1979-12-10
DD101164A5 (enExample) 1973-10-20
RO59967A (enExample) 1976-06-15
HU166209B (enExample) 1975-02-28
IL40135A (en) 1975-03-13
CA969178A (en) 1975-06-10
JPS4834896A (enExample) 1973-05-22
NL7211900A (enExample) 1973-03-06
FR2150936A1 (enExample) 1973-04-13
CS184315B2 (en) 1978-08-31
ES406344A1 (es) 1975-09-16
FR2150936B1 (enExample) 1975-10-17
PH9581A (en) 1976-01-19
ZA725647B (en) 1974-03-27
IE36956B1 (en) 1977-03-30
BE788142A (fr) 1973-02-28
BG22836A3 (bg) 1977-04-20
SE392724B (sv) 1977-04-18
AT314734B (de) 1974-04-25
IL40135A0 (en) 1972-10-29
DK140942C (enExample) 1980-05-19
US3813389A (en) 1974-05-28

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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