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270913-16-1

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270913-16-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 270913-16-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,0,9,1 and 3 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 270913-16:
(8*2)+(7*7)+(6*0)+(5*9)+(4*1)+(3*3)+(2*1)+(1*6)=131
131 % 10 = 1
So 270913-16-1 is a valid CAS Registry Number.

270913-16-1Downstream Products

270913-16-1Relevant articles and documents

A new cycloheptenone annulation method: Use of the bifunctional reagent (Z)-5-iodo-l-tributylstannyIpent-l-ene in organic synthesis

Piers, Edward,Walker, Shawn D.,Armbrust, Ralph

, p. 635 - 637 (2000)

A new seven-membered annulation method that employs (Z)-5-iodo-l-tributylstannylpent-l-ene (1) as a key reagent and that is exemplified by the conversion of compounds 6, 12, 13, 20, 25, and 26 into the annulation products 11, 18, 19, 24, 33, and 34, respe

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