282721-24-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 282721-24-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,2,7,2 and 1 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 282721-24:
(8*2)+(7*8)+(6*2)+(5*7)+(4*2)+(3*1)+(2*2)+(1*4)=138
138 % 10 = 8
So 282721-24-8 is a valid CAS Registry Number.
282721-24-8Relevant articles and documents
Propargylether derivatives
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, (2008/06/13)
Propargylether derivatives of formula I including the optical isomers thereof and mixtures of such isomers, wherein R1is hydrogen, alkyl, cycloalkyl or optionally substituted aryl, R2and R3are each independently hydrogen o