Cas 1221000-81-2,C<sub>16</sub>H<sub>18</sub>O

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Check Digit Verification of cas no

The CAS Registry Mumber 1221000-81-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,1,0,0 and 0 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1221000-81:
(9*1)+(8*2)+(7*2)+(6*1)+(5*0)+(4*0)+(3*0)+(2*8)+(1*1)=62
62 % 10 = 2
So 1221000-81-2 is a valid CAS Registry Number.

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1221000-81-2Relevant articles and documents

Multicomponent asymmetric reactions mediated by proline lithium salt

Renzi, Polyssena,Overgaard, Jacob,Bella, Marco

supporting information; experimental part, p. 980 - 983 (2010/06/13)

The multicomponent reaction between proline lithium salt, 2-cyclohexen-1-one and aliphatic aldehydes affords the 4-alkylidene-2- cyclohexen-1-ones, which are interesting fragrances, and bicyclic amino acids that bear four additional stereocenters, obtaine

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1221000-81-2