RO103274A2 - Recovery method of erythromycin from mother-waters - Google Patents

Recovery method of erythromycin from mother-waters

Info

Publication number
RO103274A2
RO103274A2 RO13711288A RO13711288A RO103274A2 RO 103274 A2 RO103274 A2 RO 103274A2 RO 13711288 A RO13711288 A RO 13711288A RO 13711288 A RO13711288 A RO 13711288A RO 103274 A2 RO103274 A2 RO 103274A2
Authority
RO
Romania
Prior art keywords
erythromycin
waters
mother
recovery method
thiocyanate
Prior art date
Application number
RO13711288A
Other languages
Romanian (ro)
Inventor
Stefan Luca
Xenia Graunte
Cristina Mihai
Original Assignee
Inst De Cercetari Chimico Farm
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 Inst De Cercetari Chimico Farm filed Critical Inst De Cercetari Chimico Farm
Priority to RO13711288A priority Critical patent/RO103274A2/en
Publication of RO103274A2 publication Critical patent/RO103274A2/en

Links

Abstract

The process comprises treatment with a soln. of potassium thiocyanate for acidification of the mixture to pH = 5.4-5.5 by hydrochloric acid (1:1). The thiocyanate is separated, for washing with petroleum ether and drying over 3 hrs. at 40-45 deg.C and low pressure.
RO13711288A 1988-12-28 1988-12-28 Recovery method of erythromycin from mother-waters RO103274A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO13711288A RO103274A2 (en) 1988-12-28 1988-12-28 Recovery method of erythromycin from mother-waters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO13711288A RO103274A2 (en) 1988-12-28 1988-12-28 Recovery method of erythromycin from mother-waters

Publications (1)

Publication Number Publication Date
RO103274A2 true RO103274A2 (en) 1991-12-09

Family

ID=20123423

Family Applications (1)

Application Number Title Priority Date Filing Date
RO13711288A RO103274A2 (en) 1988-12-28 1988-12-28 Recovery method of erythromycin from mother-waters

Country Status (1)

Country Link
RO (1) RO103274A2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2341056A1 (en) * 2008-10-29 2011-07-06 Sunshine Lake Pharma Co., Ltd Crystallizing method of erythromycin
CN112978993A (en) * 2021-02-25 2021-06-18 宜昌东阳光生化制药有限公司 Method for recovering thiocyanate ions from rectification waste liquid of erythromycin thiocyanate crystallization mother liquor and application

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RO67207A2 (en) * 1974-05-16 1979-01-15 Paruri Intreprinderea De MACHINE TO AFFECT MILL TOOLS

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RO67207A2 (en) * 1974-05-16 1979-01-15 Paruri Intreprinderea De MACHINE TO AFFECT MILL TOOLS

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2341056A1 (en) * 2008-10-29 2011-07-06 Sunshine Lake Pharma Co., Ltd Crystallizing method of erythromycin
EP2341056A4 (en) * 2008-10-29 2012-03-14 Sunshine Lake Pharma Co Ltd Crystallizing method of erythromycin
CN112978993A (en) * 2021-02-25 2021-06-18 宜昌东阳光生化制药有限公司 Method for recovering thiocyanate ions from rectification waste liquid of erythromycin thiocyanate crystallization mother liquor and application

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