Home > Organosilicon Compounds> 4-amino-1-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2λ6-thiaspiro[4.4]non-3-en-8-yl]pyrimidin-2-one

4-amino-1-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2λ6-thiaspiro[4.4]non-3-en-8-yl]pyrimidin-2-one

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Origin: China

Cas No: 142102-78-1

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 142102-78-1 Formula: C23H42N4O7SSi2 Molecular Weight: 574.83800

Basic Info

Chemical Name	4-amino-1-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2λ<sup>6</sup>-thiaspiro[4.4]non-3-en-8-yl]pyrimidin-2-one
Synonyms	2',5'diSilylSpiroC; TSAO-C;
CAS No.	142102-78-1
Molecular Formula	C23H42N4O7SSi2
Molecular Weight	574.83800
PSA	167.36000
LogP	5.15750

Properties

Density	1.26g/cm3
Boiling Point	612.7ºC at 760mmHg
Flash Point	324.4ºC
Refractive Index	1.554
Vapor Pressure	5.96E-15mmHg at 25°C

Synthesis Route

(2,2-dimethyl-6-oxo-3a,6a-dihydrofuro[2,3-d][1,3]dioxol-5-yl)methyl benzoate→4-amino-1-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2λ6-thiaspiro[4.4]non-3-en-8-yl]pyrimidin-2-one
((3aR,5R,6R,6aR)-6-cyano-6-hydroxy-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-5-yl)methyl benzoate→4-amino-1-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2λ6-thiaspiro[4.4]non-3-en-8-yl]pyrimidin-2-one
1-[(6R,8R,9R)-4-amino-9-hydroxy-6-(hydroxymethyl)-2,2-dioxo-1,7-dioxa-2λ6-thiaspiro[4.4]non-3-en-8-yl]pyrimidine-2,4-dione→4-amino-1-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2λ6-thiaspiro[4.4]non-3-en-8-yl]pyrimidin-2-one

Precursor

(2,2-dimethyl-6-oxo-3a,6a-dihydrofuro[2,3-d][1,3]dioxol-5-yl)methyl benzoate
{1-[2',5'-bis-O-(tert-butyldimethylsilyl)-β-D-ribofuranosyl]uracil}-3'-spiro-5''-(4''-amino-1'',2''-oxathiole 2'',2''-dioxide)
1-[(6R,8R,9R)-4-amino-9-hydroxy-6-(hydroxymethyl)-2,2-dioxo-1,7-dioxa-2λ6-thiaspiro[4.4]non-3-en-8-yl]pyrimidine-2,4-dione
((3aR,5R,6R,6aR)-6-cyano-6-hydroxy-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-5-yl)methyl benzoate

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