2,8,14,20-tetranonylpentacyclo<19.3.1.13,7.19,13.115,19>octacosa-1(25),3,5,7(28),9,11,13(27),15,17,19(26),21,23-dodecaene-4,6,10,12,16,18,22,24-octol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 145375-89-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,3,7 and 5 respectively; the second part has 2 digits, 8 and 9 respectively. Calculate Digit Verification of CAS Registry Number 145375-89: (8*1)+(7*4)+(6*5)+(5*3)+(4*7)+(3*5)+(2*8)+(1*9)=149 149 % 10 = 9 So 145375-89-9 is a valid CAS Registry Number.
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