2-methyl-3-((all-E)-3,7,11,15,19,23,27,31,35-nonamethyl-hexatriaconta-2,10,14,18,22,26,30,34-octaenyl)-[1,4]naphthoquinone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 19479-25-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,4,7 and 9 respectively; the second part has 2 digits, 2 and 5 respectively. Calculate Digit Verification of CAS Registry Number 19479-25: (7*1)+(6*9)+(5*4)+(4*7)+(3*9)+(2*2)+(1*5)=145 145 % 10 = 5 So 19479-25-5 is a valid CAS Registry Number.