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Diethyl-(4-methyl-3-trimethylsilanyloxy-pent-3-en-1-ynyl)-amine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

72809-69-9

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72809-69-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72809-69-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,8,0 and 9 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 72809-69:
(7*7)+(6*2)+(5*8)+(4*0)+(3*9)+(2*6)+(1*9)=149
149 % 10 = 9
So 72809-69-9 is a valid CAS Registry Number.

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