Home > Organosilicon Compounds> 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]-5-methyl-3-(3-methylbut-2-enyl)pyrimidine-2,4-dione

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]-5-methyl-3-(3-methylbut-2-enyl)pyrimidine-2,4-dione

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Origin: China

Cas No: 142102-82-7

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.: 142102-82-7 Formula: C29H51N3O8SSi2 Molecular Weight: 657.96700

Basic Info

Chemical Name	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]-5-methyl-3-(3-methylbut-2-enyl)pyrimidine-2,4-dione
Synonyms	3DiMeAllyl-2',5'diSilylSpiroT;
CAS No.	142102-82-7
Molecular Formula	C29H51N3O8SSi2
Molecular Weight	657.96700
PSA	149.46000
LogP	6.27420

Properties

Density	1.19g/cm3
Boiling Point	653.6ºC at 760mmHg
Flash Point	349.1ºC
Refractive Index	1.543
Vapor Pressure	5.79E-17mmHg at 25°C

Synthesis Route

1-[(5R,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]-5-methylpyrimidine-2,4-dione+3,3-Dimethylallyl bromide→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]-5-methyl-3-(3-methylbut-2-enyl)pyrimidine-2,4-dione
(2,2-dimethyl-6-oxo-3a,6a-dihydrofuro[2,3-d][1,3]dioxol-5-yl)methyl benzoate→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]-5-methyl-3-(3-methylbut-2-enyl)pyrimidine-2,4-dione
(1-(β-D-ribofuranosyl)thymine)-3'-spiro-5''-(4''-amino-1'',2''-oxathiole 2'',2''-dioxide)→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]-5-methyl-3-(3-methylbut-2-enyl)pyrimidine-2,4-dione

Precursor

(1-(β-D-ribofuranosyl)thymine)-3'-spiro-5''-(4''-amino-1'',2''-oxathiole 2'',2''-dioxide)
1-[(5R,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]-5-methylpyrimidine-2,4-dione
(2,2-dimethyl-6-oxo-3a,6a-dihydrofuro[2,3-d][1,3]dioxol-5-yl)methyl benzoate
3,3-Dimethylallyl bromide

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