FIELD: synthesis of cis- nucleosides, analogs thereof and nucleoside derivatives of high purity. SUBSTANCE: described is method of preparing nucleoside derivatives and new pyrimidine 2,3-dideoxynucleoside derivatives of formula VIII: 
wherein W is O; X is CH2; 
; R2 is pyrimidine base or derivative thereof, and R3 is ethoxycarbonyl. EFFECT: more efficient preparation method. 3 cl, 3 ex
| Title |
Year |
Author |
Number |
| METHOD OF DIASTEREOSELECTIVE SYNTHESIS OF OPTICALLY ACTIVE CIS-NUCLEOSIDES, NUCLEOSIDE ANALOGS OR DERIVATIVES AND INTERMEDIATE COMPOUNDS FOR THIS METHOD |
1992 |
- Tarek Mansur[Ca]
- Allan Kh.L.Tse[Gb]
|
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1992 |
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|
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| METHOD OF PREPARING CIS-NUCLEOSIDE ANALOGS, THEIR SALTS AND ESTERS |
1994 |
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- Allan Kh.L.Tse
|
RU2139870C1 |
| 1,3-OXATHIOLANE, GEOMETRICAL AND OPTICAL ISOMERS THEREOF, MIXTURES OF SAID ISOMERS, METHODS OF PREPARATION THEREOF, AND PHARMACEUTICAL COMPOSITION HAVING ANTIVIRAL ACTIVITY |
1990 |
- Bernar Bello[Ca]
- P'Erett Bello[Ca]
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|
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1992 |
|
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| DIASTEREOSELECTIVE METHOD FOR PREPARING GLYCOSYLATED PURINE OR PYRIMIDINE BASE |
1992 |
- Mansur Tarek
- Dzhin Khaolun
- Tse Allan Kh.L.
- Siddiki M.Arshad
|
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| STEREOSELECTIVE METHOD OF PREPARING COMPOUNDS, METHODS OF INCREASING YIELD OF TRANS-ISOMERS, AND SALICYLATES OF COMPOUNDS |
1995 |
- Gudjir Majkl Dejvid
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1995 |
- Penni Kristofer
- Zakharie Bolos
- Gagnon Lajn
- Attardo Dzhiodzhio
- Konnolli Timoti
- San-Deni Iv
- Kadkhim Salam
- Ehli Gaj
|
RU2191189C2 |
| DIDEOXYNUCLEOSIDE ANALOGS FOR TREATING HEPATITIS B VIRUS INFECTIONS |
1993 |
- Tarek Mansaur
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|
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| BENZOPYRANE AND BENZOCONDENSED COMPOUNDS, INTERMEDIATE COMPOUNDS, PHARMACEUTICAL COMPOSITION AND A METHOD OF INHIBITION |
1995 |
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RU2128655C1 |
