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(t-Bu3SiN=)2(t-Bu3SiNH)WEt is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

206664-63-3

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206664-63-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 206664-63-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,6,6,6 and 4 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 206664-63:
(8*2)+(7*0)+(6*6)+(5*6)+(4*6)+(3*4)+(2*6)+(1*3)=133
133 % 10 = 3
So 206664-63-3 is a valid CAS Registry Number.

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