850648-57-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 850648-57-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,0,6,4 and 8 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 850648-57:
(8*8)+(7*5)+(6*0)+(5*6)+(4*4)+(3*8)+(2*5)+(1*7)=186
186 % 10 = 6
So 850648-57-6 is a valid CAS Registry Number.
850648-57-6Relevant articles and documents
Process for preparing substituted 5-amino-pyrazolo-[4,3-e]-1,2,4-triazolo-[1,5-c]-pyrimidine
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Page/Page column 6-7, (2008/06/13)
A process for preparing substituted 5-amino-pyrazolo[4,3-e]-1,2,4-triazolo-[1,5-c]pyrimidine compounds having an aminoalkyl substituent at the 7-position is disclosed, wherein the pyrimidine ring is cyclized using a cyanating agent.
