DEP0032285DA - Process for the preparation of nucleosides from nucleic acid - Google Patents

Process for the preparation of nucleosides from nucleic acid

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Publication number
DEP0032285DA
DEP0032285DA DEP0032285DA DE P0032285D A DEP0032285D A DE P0032285DA DE P0032285D A DEP0032285D A DE P0032285DA
Authority
DE
Germany
Prior art keywords
nucleosides
preparation
nucleic acid
carbonates
known manner
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
Other languages
German (de)
Inventor
Karl Dr. Marburg Dimroth
Reiner Dr. Marburg Hamm
Kurt Dr. Mannheim Holle
Lothar Dr. Marburg Jaenicke
Original Assignee
Zellstofffabrik Waldhof, Mannheim
Publication date

Links

Description

ZS!,L8!P0fFfABRBf !„COFiOf Mamlieim~Vialdaof, 16,6*5©ZS!, L8! P0fFfABRBf! "COF i Of Mamlie im ~ Vialdaof, 16.6 * 5 ©

Keiuihe Ia-Waldhof 16/66/t Keiuihe Ia-Waldhof 1 6/66 / t

P 32285 Πθ/12 ρ D v,22.1,49 P 32285 Πθ / 12 ρ D v , 22 .1.49

Terfabxea ssa? iewiastuag ¥©b Xfncleoelden mm IaeleinsciBij©Terfabxea ssa? iewiastuag ¥ © b Xfncleoelden mm IaeleinsciBi j ©

Biö Gewinnung ¥©a Hoeleoelden durch hyclrolyt loche Spalttaag von XTtiDlelneaare feenn nseh bekaantea Ierfalirea durch 3*4 ettiadige Behaiidluiiig mit MBmntgk bei 175 ~ 18o° ei?f©Xg@a* 1@» erhalt Iiiertiei ©is Ssaiseli tes Parin- and Pyrimidinnucleoside« Biö recovery ¥ © a Hoeleoelden by hyclrolyt Punch Spalttaag of XTtiDlelneaare feenn nseh bekaantea Ierfalirea by 3 * 4 ettiadige Behaiidluiiig with MBmntgk at 175 ~ 18o ° ei? F © Xg @ a @ * 1 "sustaining Iiiertiei © is Ssaiseli te s Parin- and Pyrimidine nucleosides "

Heohteilig bei dleeera FerfsJircn let, dad mcm. eise schlechte Anebeute erhält end alt BruelcgefSUiea arbeite» sal* Arbeitet sea unter milderen. Bedlngongeaf n»!* bei 115°» eo nia?i die Hnelela«' ©iiw© traf ble sä fiea HoaonucleotiAea mbgebeat* Heohteilig at dleeera FerfsJircn let, dad mcm. ice poor ane prey receives end old BruelcgefSUiea work »sal * works sea under milder. Bedlngongea f n »! * At 115 °» eo nia? I die Hnelela «' © iiw © traf blefiea HoaonucleotiAea mbgebeat *

Msn hat dota? (»®»t©ch© Patentschrift B93 416) die Verffeadung flüchtiger organischer Baeeay wie PyxsIfiia und Cklxiollnt vorgescfelagea» wobei die Spaltung der Kaolelnefture la etwa 96 Standen beendet Iste Die Austseftte aa Gaaaoela tmd Aienesia let «eeeatlioli teener al© eel Venvenduag von Ammealafc· Msn did dota? ( "®" t © ch © Patent B93 416) the Verffeadung volatile organic Baeea y as Pyx s Ifiia and Cklxiolln t vorgescfelagea "the split in the Kaolelnefture la has terminated about 96 Standen e The Austseftte aa Gaaaoela tmd Aienesia let" eeeatlioli teener al © eel Venvenduag by Ammealafc

la wurde an» überraschenderweiee gefeBÄ@aÄ d&S die %fe&ly@© der Hoelelae^ure a&eh ohae ferwanioag der bisher benutßtea eaosw gtssieeltes a»4 ergaaleehea Baeea gelingt» mim aus nm dafür eergt, 4aB dt© bei 4er Spaltimg frelwerdeade £hoephore&uxe dem tesfetio»©g«aiseIi entfernt wird. Sie© keaa ®aa da&ureh erreichen, äeS mm aa den HuelelaeBure-ttaeeorgeaieolt, gegebeaeaf&lle uater Iasats orgej&eeher W®w&g,s&ttt€l$ w©l©he die Huelelae&ure so. löse» v@naigeaf wi© β·Β· Alkohole, Polyalkohole» Kther» Bekmr«» 18 el lohe Metellfcy&xwgde oder Ietallsilse aaeetat, tie sit der Phosphorsäure unlösliche Phosphate bilden. la was to "überraschenderweiee gefeBÄ @ a Ä d & S% fe & ly @ © The Hoelelae ^ ure a & eh ohae ferwanioag the Baeea succeed been benutßtea eaosw gtssieeltes a" 4 ergaaleehea "mim from nm for eergt, 4aB dt © at 4p Spaltimg frelwerdeade £ hoephore & uxe a » the tesfetio» © g «aiseIi is removed. You reach © keaa ®aa da & ureh, äeS mm aa the HuelelaeBure-ttaeeorgeaieolt, gebeaf & lle uater Iasats orgej & eeher W®w & g, s & ttt € l $ w © l © he die Huelelae & ure so. dissolve »v @ naigea f wi © β · Β · alcohols, polyalcohols» Kther » Bekmr« » 18 el lohe Metellfcy & xwgde or Ietallsilse aaeetat, after the phosphoric acid form insoluble phosphates.

Hierzu eignen sich besonders die Hydroxyde be zw. Carbonate deeThe hydroxides or carbonates are particularly suitable for this purpose

ISegaesiaasi Galeiwis aod B&riwa®* DaxohfQliriing der Hydrolyee ©rhitBt man die Wucle insnureauf Schiebung Μ© jsur vollständigen Abspaltung der Phosphorsäure« Se ergibt sich der Vorteil, daß die Bedingungen der Spaltung besondere schonend sind and die Benutzung kostspieliger Chemikalien ©fitfällt*ISegaesiaas i Galeiwis aod B & riwa® * DaxohfQliriing the hydrolysis © rhitBe the growth is only postponed Μ © jsur complete elimination of the phosphoric acid «This results in the advantage that the conditions of the cleavage are particularly gentle and the use of expensive chemicals is necessary *

Beispielexample

Ioo g Bohnaoleinsivure in 1ooo ecm Wasser» die am durch Zugabe ▼on Natronlauge auf pg? neutralisiert hat, werden mit 4o g gefälltem Calciumcarbonat versetzt und sieben Tage am ßüekflußkfihler gekocht, Ioo g of bean oleinic acid in 1ooo ecm of water »which by adding ▼ on caustic soda to pg? has neutralized, are mixed with 40 g of precipitated calcium carbonate and boiled for seven days on the flow cooler,

Mmh Bntfemen dee ungelösten Anteiles kristallisiert das Guanosin aus« das abgetrennt werden kann. Fällt das Guano sin als Gallerte an, so kann eo nach den bekannten Vorfahren über die Bleiverbindung gereinigt werden. Aus dem Plltrat werden Adenosin und die Pyrimidinnuoleoside in bekannter Welse erhalten. Ausbeute to g Guanosin und 8 g Adenoein, Mmh removal of the undissolved portion crystallizes out the guanosine, which can be separated off. If the guano sin accumulates as jelly, it can be cleaned using the lead compound according to the known ancestors. Adenosine and the pyrimidine nuoleosides are obtained from the Plltrat in a known manner. Yield to g guanosine and 8 g adenoein,

Claims (1)

PatentanspruchClaim Verfahren aar Gewinnung von Hucleosiden aus Nuole insäure, dadurch gekennzeichnet, daß man die hydrolytische Spaltung der IJucleinsäure mit Wasser in Gegenwart schwerlöslicher Substanzen, vorwiegend der Hydroacyde bzw. Carbonate des Magnesiums, Calciume und Bariums dIirchfiihrtt welche mit Phosphorsäure unlösliche Phosphate bilden* diese entfernt und die Nucleoside in bekannter weise aus dem Piltrat isoliert. A method aar obtaining Hucleosiden from Nuole ynoic acid, characterized in that t the hydrolytic cleavage of the IJucleinsäure with water in the presence of sparingly soluble substances, mainly of Hydroacyde or carbonates of magnesium, barium and Calciume dIirchfiihrt which form insoluble phosphates with phosphoric * these are removed and the nucleosides isolated from the piltrate in a known manner.

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