1221437-74-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1221437-74-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,1,4,3 and 7 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1221437-74:
(9*1)+(8*2)+(7*2)+(6*1)+(5*4)+(4*3)+(3*7)+(2*7)+(1*4)=116
116 % 10 = 6
So 1221437-74-6 is a valid CAS Registry Number.
1221437-74-6Relevant articles and documents
METHOD FOR PRODUCING OXADIAZOLINONE COMPOUND AND INTERMEDIATE THEREOF
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Page/Page column 7, (2011/09/14)
A compound represented by the formula (1): wherein Ar represents an aromatic hydrocarbon group having 6 to 20 carbon atoms which may have a substituent, Ar' represents an aromatic hydrocarbon group having 6 to 20 carbon atoms which may have a substituent,
