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Toluene-4-sulfonic acid (S)-5-methoxy-tetrahydro-furan-2-ylmethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

190903-35-6

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190903-35-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 190903-35-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,0,9,0 and 3 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 190903-35:
(8*1)+(7*9)+(6*0)+(5*9)+(4*0)+(3*3)+(2*3)+(1*5)=136
136 % 10 = 6
So 190903-35-6 is a valid CAS Registry Number.

190903-35-6Relevant academic research and scientific papers

Regioisomers of 2'3'-dideoxynucleosides related to 2-(phosphonylmethoxy)ethyl nucleosides

Kofoed, Thomas,Ismail, Abd El-Hamid Aa,Pedersen, Erik B.,Nielsen, Claus

, p. 59 - 66 (2007/10/03)

Methyl 2,3-dideoxy-5-iodo-D-pentofuranoside was synthesized in four steps from 2-deoxy-D-ribose.The 5-phosphonate nucleoside was synthesized by an Arbuzov reaction between the 5-iodo sugar and triethyl phosphite, followed by condensation with thymine and

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