4-Chloro-7-<2,3-dideoxy-5-O-<(1,1-dimethylethyl)diphenylsilyl>-3-fluoro-β-D-erythro-pentofuranosyl>-2-<<(4-methoxytriphenyl)methyl>amino>-7H-pyrrolo<2,3-d>pyrimidine

Base Information

Chemical Name:4-Chloro-7-<2,3-dideoxy-5-O-<(1,1-dimethylethyl)diphenylsilyl>-3-fluoro-β-D-erythro-pentofuranosyl>-2-<<(4-methoxytriphenyl)methyl>amino>-7H-pyrrolo<2,3-d>pyrimidine
CAS No.:136859-68-2
Molecular Formula:C₄₇H₄₆ClFN₄O₃Si
Molecular Weight:797.444
Hs Code.:

4-Chloro-7-<2,3-dideoxy-5-O-<(1,1-dimethylethyl)diphenylsilyl>-3-fluoro-β-D-erythro-pentofuranosyl>-2-<<(4-methoxytriphenyl)methyl>amino>-7H-pyrrolo<2,3-d>pyrimidine

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 4-Chloro-7-<2,3-dideoxy-5-O-<(1,1-dimethylethyl)diphenylsilyl>-3-fluoro-β-D-erythro-pentofuranosyl>-2-<<(4-methoxytriphenyl)methyl>amino>-7H-pyrrolo<2,3-d>pyrimidine

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Technology Process of 4-Chloro-7-<2,3-dideoxy-5-O-<(1,1-dimethylethyl)diphenylsilyl>-3-fluoro-β-D-erythro-pentofuranosyl>-2-<<(4-methoxytriphenyl)methyl>amino>-7H-pyrrolo<2,3-d>pyrimidine

There total 3 articles about 4-Chloro-7-<2,3-dideoxy-5-O-<(1,1-dimethylethyl)diphenylsilyl>-3-fluoro-β-D-erythro-pentofuranosyl>-2-<<(4-methoxytriphenyl)methyl>amino>-7H-pyrrolo<2,3-d>pyrimidine which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 29.0%

: 136859-67-1
4-Chloro-7-<2-deoxy-5-O-<(1,1-dimethylethyl)diphenylsilyl>-β-D-threo-pentofuranosyl>-2-<<(4-methoxytriphenyl)methyl>amino>-7H-pyrrolo<2,3-d>pyrimidine

: 136859-68-2
4-Chloro-7-<2,3-dideoxy-5-O-<(1,1-dimethylethyl)diphenylsilyl>-3-fluoro-β-D-erythro-pentofuranosyl>-2-<<(4-methoxytriphenyl)methyl>amino>-7H-pyrrolo<2,3-d>pyrimidine

Guidance literature:: With diethylamino-sulfur trifluoride; In pyridine; dichloromethane; for 0.25h; Ambient temperature;
DOI:10.1002/hlca.19910740517

Reference yield:

: 123439-70-3
2-amino-4-chloro-7-<2-deoxy-5-O-<(1,1-dimethylethyl)diphenylsilyl>-β-D-erythro-pentofuranosyl>-7H-pyrrolo<2,3-d>pyrimidine

: 136859-68-2
4-Chloro-7-<2,3-dideoxy-5-O-<(1,1-dimethylethyl)diphenylsilyl>-3-fluoro-β-D-erythro-pentofuranosyl>-2-<<(4-methoxytriphenyl)methyl>amino>-7H-pyrrolo<2,3-d>pyrimidine

Guidance literature:: Multi-step reaction with 3 steps

1: 1) CrO₃-pyridine-Ac₂O; 2) NaBH₄ / 1) CH₂Cl₂, room temp.; 2) EtOH, 0 deg C, 2 h

2: 94 percent / (i-Pr)2EtN / pyridine / 3 h / Ambient temperature

3: 29 percent / (Diethylamino)sulfur trifluoride / pyridine; CH₂Cl₂ / 0.25 h / Ambient temperature

With sodium tetrahydroborate; diethylamino-sulfur trifluoride; CrO₃*pyridine*acetic anhydride; N-ethyl-N,N-diisopropylamine; In pyridine; dichloromethane;
DOI:10.1002/hlca.19910740517

Reference yield:

: 136859-65-9
2-Amino-4-chloro-7-<2-deoxy-5-O-<(1,1-dimethylethyl)diphenylsilyl>-β-D-threo-pentofuranosyl>-7H-pyrrolo<2,3-d>pyrimidine

: 136859-68-2
4-Chloro-7-<2,3-dideoxy-5-O-<(1,1-dimethylethyl)diphenylsilyl>-3-fluoro-β-D-erythro-pentofuranosyl>-2-<<(4-methoxytriphenyl)methyl>amino>-7H-pyrrolo<2,3-d>pyrimidine

Guidance literature:: Multi-step reaction with 2 steps

1: 94 percent / (i-Pr)2EtN / pyridine / 3 h / Ambient temperature

2: 29 percent / (Diethylamino)sulfur trifluoride / pyridine; CH₂Cl₂ / 0.25 h / Ambient temperature

With diethylamino-sulfur trifluoride; N-ethyl-N,N-diisopropylamine; In pyridine; dichloromethane;
DOI:10.1002/hlca.19910740517