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180699-58-5

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180699-58-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 180699-58-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,0,6,9 and 9 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 180699-58:
(8*1)+(7*8)+(6*0)+(5*6)+(4*9)+(3*9)+(2*5)+(1*8)=175
175 % 10 = 5
So 180699-58-5 is a valid CAS Registry Number.

180699-58-5Relevant articles and documents

Synthesis and anti-HIV activity of 4′-cyano-2′,3′ -didehydro-3′-deoxythymidine

Haraguchi, Kazuhiro,Itoh, Yoshiharu,Takeda, Shingo,Honma, Yosuke,Tanaka, Hiromichi,Nitanda, Takao,Baba, Masanori,Dutschman, Ginger E.,Cheng, Yung-Chi

, p. 647 - 654 (2007/10/03)

A new anti-HIV agent 4′-cyano-2′,3′-didehydro-3′ -deoxythymidine (9) was synthesized by allylic substitution of the 3′,4′-unsaturated nucleoside 14, having a leaving group at the 2′-position, with cyanotrimethylsilane in the presence of SnCl4. Evaluation

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