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trans-2,2,6,6-tetramethyl-3-chloro-4-heptene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

220604-76-2

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220604-76-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 220604-76-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,0,6,0 and 4 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 220604-76:
(8*2)+(7*2)+(6*0)+(5*6)+(4*0)+(3*4)+(2*7)+(1*6)=92
92 % 10 = 2
So 220604-76-2 is a valid CAS Registry Number.

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