JPS52125186A - Preparation of cephalosporins - Google Patents

Preparation of cephalosporins

Info

Publication number
JPS52125186A
JPS52125186A JP4051376A JP4051376A JPS52125186A JP S52125186 A JPS52125186 A JP S52125186A JP 4051376 A JP4051376 A JP 4051376A JP 4051376 A JP4051376 A JP 4051376A JP S52125186 A JPS52125186 A JP S52125186A
Authority
JP
Japan
Prior art keywords
cephalosporins
preparation
silylates
antibacterials
acylating
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.)
Pending
Application number
JP4051376A
Other languages
Japanese (ja)
Inventor
Toshiaki Tamura
Hisayasu Ishimaru
Tadami Shinnai
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.)
Aska Pharmaceutical Co Ltd
Teikoku Chemical Industry Co Ltd
Original Assignee
Teikoku Chemical Industry Co Ltd
Teikoku Hormone Manufacturing 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
Application filed by Teikoku Chemical Industry Co Ltd, Teikoku Hormone Manufacturing Co Ltd filed Critical Teikoku Chemical Industry Co Ltd
Priority to JP4051376A priority Critical patent/JPS52125186A/en
Publication of JPS52125186A publication Critical patent/JPS52125186A/en
Pending legal-status Critical Current

Links

Landscapes

  • Cephalosporin Compounds (AREA)

Abstract

PURPOSE: 7-Aminocephalosporanic acids are easily dissolved in a solvent by treating with a specific trialkylsilylating agent, and cephalosporins, useful as antibacterials, are easily obtained in high yield by acylating the silylates.
COPYRIGHT: (C)1977,JPO&Japio
JP4051376A 1976-04-10 1976-04-10 Preparation of cephalosporins Pending JPS52125186A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4051376A JPS52125186A (en) 1976-04-10 1976-04-10 Preparation of cephalosporins

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4051376A JPS52125186A (en) 1976-04-10 1976-04-10 Preparation of cephalosporins

Publications (1)

Publication Number Publication Date
JPS52125186A true JPS52125186A (en) 1977-10-20

Family

ID=12582608

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4051376A Pending JPS52125186A (en) 1976-04-10 1976-04-10 Preparation of cephalosporins

Country Status (1)

Country Link
JP (1) JPS52125186A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57185291A (en) * 1981-05-09 1982-11-15 Toushin Seiyaku Kk Manufacture of cephalosporin compound utilizing novel silylating agent

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57185291A (en) * 1981-05-09 1982-11-15 Toushin Seiyaku Kk Manufacture of cephalosporin compound utilizing novel silylating agent
JPS6043073B2 (en) * 1981-05-09 1985-09-26 東信製薬株式会社 Method for producing cephalosporin compounds using new silylating agents

Similar Documents

Publication Publication Date Title
JPS5251327A (en) 3-trihydroxygermylpropionic acid and its salts and process for prepari ng the same
JPS51126894A (en) Voltammetry apparatus
JPS52125186A (en) Preparation of cephalosporins
JPS5244490A (en) Abrasion belt
JPS5219882A (en) Digital method of setting position
JPS5325589A (en) Novel process for preparation of penicillins and cephalosporins
JPS5231094A (en) Preparation of cephalexin
JPS51119904A (en) Brush system of dc motor
JPS51143693A (en) A process for preparing cephalosporin compounds
JPS52106857A (en) Preparation of 1,3-disubstituted-2-azetidinones
JPS52128290A (en) Preparation of acylpeptides
JPS528635A (en) Ornaments and method for connecting them continuously
JPS5285185A (en) Preparation of 7-acylaminocephalosporanic acids
JPS52130988A (en) Preparation of l-sulfur-containing amino acids
JPS5315384A (en) Preparation of methylpiperazinones
JPS52142089A (en) Preparation of cephalosporanic acid derivatives
JPS51112775A (en) Method to recover the solvent in watse paint and thinner
JPS51123887A (en) Method for preparing l-cysteine
JPS5334772A (en) Preparation of 2-benzothiazolines
JPS5352692A (en) Preparation of antibiotics colistine
JPS51149267A (en) Process for preparing thienylacetic acid derivatives
JPS51122085A (en) Method for preparing heterocyclic carboxylic acids
JPS5248612A (en) Proces for preparation of 2,4-diaminosaccharides
JPS5223059A (en) Preparation of indanylacetic acid derivatives
JPS52156886A (en) Preparation of 3-methylenecephalosporin derivatives