The CAS Registry Mumber 850156-56-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,0,1,5 and 6 respectively; the second part has 2 digits, 5 and 6 respectively. Calculate Digit Verification of CAS Registry Number 850156-56: (8*8)+(7*5)+(6*0)+(5*1)+(4*5)+(3*6)+(2*5)+(1*6)=158 158 % 10 = 8 So 850156-56-8 is a valid CAS Registry Number.
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850156-56-8Relevant articles and documents
Antihypertensive and monoamine oxidase inhibitory activity of some derivatives of 3-formyl-4-oxo-4H-pyrido (1,2-a) pyrimidine.
George,Kaul,Grewal,Tahilramani
, p. 913 - 915 (1971)
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