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2,8,13,19-Tetrakis(1,1-dimethylethyl)-11H,22H-4,6:6,10:15,17:17,21-tetramethanodibenzo<1,10>dioxacyclooctadecin-23,25-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

145986-91-0

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145986-91-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 145986-91-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,9,8 and 6 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 145986-91:
(8*1)+(7*4)+(6*5)+(5*9)+(4*8)+(3*6)+(2*9)+(1*1)=180
180 % 10 = 0
So 145986-91-0 is a valid CAS Registry Number.

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