137349-05-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137349-05-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,3,4 and 9 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 137349-05:
(8*1)+(7*3)+(6*7)+(5*3)+(4*4)+(3*9)+(2*0)+(1*5)=134
134 % 10 = 4
So 137349-05-4 is a valid CAS Registry Number.
137349-05-4Relevant articles and documents
2-(4-alkenylphenyl)-5-oxazolones and polymers thereof
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, (2008/06/13)
Disclosed are certain 2-(4-alkenylphenyl-5-oxazolones useful in the production of polymers containing pendant functional groups obtained by nucleophilic ring-opening addition reactions, the 2-(4-alkenylphenyl)-5-oxazolones having the formula STR1 wherein