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81916-97-4

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81916-97-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81916-97-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,9,1 and 6 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 81916-97:
(7*8)+(6*1)+(5*9)+(4*1)+(3*6)+(2*9)+(1*7)=154
154 % 10 = 4
So 81916-97-4 is a valid CAS Registry Number.

81916-97-4Downstream Products

81916-97-4Relevant articles and documents

Iodo-azide Adducts of Exocyclic Alkenes; Structure and Solvolysis

Cambie, Richard C.,Jurlina, Jeffrey L.,Rutledge, Peter S.,Woodgate, Paul D.

, p. 315 - 326 (2007/10/02)

The addition of iodine(I) azide, generated from sodium azide-iodine(I) chloride in acetonitrile, to 3-methylene-5α-androstane (1) and to 1-methylene-4-t-butylcyclohexane (42) in the presence of oxygen is regioselective and gives adducts containing an iodo

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