156973-21-6 Usage
Heterocyclic organic compound
Consists of a pyrimidinone core with a vinyl group at the 5-position
Derivative of pyrimidine
Modified version of the parent compound pyrimidine
Common use
Synthesis of various pharmaceuticals and agrochemicals
Utilized in development
Organic materials and as a precursor in organic synthesis
Unique structure and reactivity
Valuable building block in the production of a wide range of chemicals and substances
Check Digit Verification of cas no
The CAS Registry Mumber 156973-21-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,9,7 and 3 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 156973-21:
(8*1)+(7*5)+(6*6)+(5*9)+(4*7)+(3*3)+(2*2)+(1*1)=166
166 % 10 = 6
So 156973-21-6 is a valid CAS Registry Number.