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185816-33-5

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185816-33-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 185816-33-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,5,8,1 and 6 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 185816-33:
(8*1)+(7*8)+(6*5)+(5*8)+(4*1)+(3*6)+(2*3)+(1*3)=165
165 % 10 = 5
So 185816-33-5 is a valid CAS Registry Number.

185816-33-5Relevant articles and documents

A short, convergent synthesis of two chiral antiviral agents, (+) carbocyclic 2′-deoxy-5-[(E)-2-bromovinyl] uridine and (+) carbocyclic 2′-deoxyguanosine

Borthwick, Alan D.,Crame, Andrew J.,Exall, Anne M.,Weingarten, Gordon G.,Mahmoudian, Mahmuod

, p. 6929 - 6932 (2007/10/02)

Stereo selective microbial reduction of ketone 2 gave the alcohol 5 which was coupled under Mitsunobu conditions with the protected pyrimidine 7 and purine 10 to give on deprotection the chiral antiviral nucleosides (+) carbocyclic 2′-deoxy-5-[(E)-2bromov

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