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942420-67-9

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942420-67-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 942420-67-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,2,4,2 and 0 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 942420-67:
(8*9)+(7*4)+(6*2)+(5*4)+(4*2)+(3*0)+(2*6)+(1*7)=159
159 % 10 = 9
So 942420-67-9 is a valid CAS Registry Number.

942420-67-9Relevant articles and documents

Investigation of the regioselectivity for the Staudinger reaction and its application for the synthesis of aminoglycosides with N-1 modification

Li, Jie,Chiang, Fang-I.,Chen, Hsiao-Nung,Chang, Cheng-Wei Tom

, p. 4055 - 4066 (2008/02/04)

(Chemical Equation Presented) The criteria for controlling the regioselectivity of Staudinger reduction of azides have been investigated. These findings enable a convenient direct N-1 modification of the perazidoneamine and perazidoribostamycin resulting

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