(2R,3R,4R,5R)-2-((Bis(4-methoxyphenyl)(phenyl)methoxy)methyl)-4-((tert-butyldimethylsilyl)oxy)-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-3-yl (2-cyanoethyl) diisopropylphosphoramidite, 98%, 98%

cas: 159639-78-8 — see every product listed under this CAS number, including other names

(2R,3R,4R,5R)-2-((Bis(4-methoxyphenyl)(phenyl)methoxy)methyl)-4-((tert-butyldimethylsilyl)oxy)-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-3-yl (2-cyanoethyl) diisopropylphosphoramidite, 98%, 98% (CAS 159639-78-8) is a chemical reagent available from Chemat. Available pack sizes: 5g, 10g, 25g. Offered by: Chemat.

3-[[(2R,3R,4R,5R)-2-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-4-[tert-butyl(dimethyl)silyl]oxy-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl]oxy-[di(propan-2-yl)amino]phosphanyl]oxypropanenitrile (CAS 159639-78-8) is a chemical compound with the molecular formula C46H63N4O9PSi and a molecular weight of 875.1 g/mol. IUPAC name: 3-[[(2R,3R,4R,5R)-2-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-4-[tert-butyl(dimethyl)silyl]oxy-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl]oxy-[di(propan-2-yl)amino]phosphanyl]oxypropanenitrile. InChIKey: KYRSLFQMFXXGLW-IEXCOMMKSA-N.

Identity

Molecular formula	C46H63N4O9PSi
Molecular weight	875.1 g/mol
IUPAC name	3-[[(2R,3R,4R,5R)-2-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-4-[tert-butyl(dimethyl)silyl]oxy-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl]oxy-[di(propan-2-yl)amino]phosphanyl]oxypropanenitrile
InChIKey	KYRSLFQMFXXGLW-IEXCOMMKSA-N
SMILES	CC1=CN(C(=O)NC1=O)[C@H]2[C@@H]([C@@H]([C@H](O2)COC(C3=CC=CC=C3)(C4=CC=C(C=C4)OC)C5=CC=C(C=C5)OC)OP(N(C(C)C)C(C)C)OCCC#N)O[Si](C)(C)C(C)(C)C

Computed by PubChem (NCBI)

Synonyms: 2'-OTBS T amidite, 5'-O-DMT-2'-O-TBDMS-5-Methy-L-Uridine 3'-CE phosphoramidite, 5-Me-U, orb3143267

Isomers (same molecular formula)

3-[[(2R,3R,4S,5S)-2-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-4-[tert-butyl(dimethyl)silyl]oxy-5-(1-methyl-2,4-dioxopyrimidin-5-yl)oxolan-3-yl]oxy-[di(propan-2-yl)amino]phosphanyl]oxypropanenitrile C₄₆H₆₃N₄O₉PSi

3-[[(2R,3R,4R,5R)-2-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-4-[tert-butyl(dimethyl)silyl]oxy-5-(3-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl]oxy-[di(propan-2-yl)amino]phosphanyl]oxypropanenitrile C₄₆H₆₃N₄O₉PSi

3-[[(2R,3S,4R,5R)-2-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-4-[tert-butyl(dimethyl)silyl]oxy-5-(2,4-dioxopyrimidin-1-yl)-2-methyloxolan-3-yl]oxy-[di(propan-2-yl)amino]phosphanyl]oxypropanenitrile C₄₆H₆₃N₄O₉PSi