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((CH3CH2CH2CH2)3SnOCH2CH2)2N(C6H5) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

166277-67-4

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166277-67-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 166277-67-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,6,2,7 and 7 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 166277-67:
(8*1)+(7*6)+(6*6)+(5*2)+(4*7)+(3*7)+(2*6)+(1*7)=164
164 % 10 = 4
So 166277-67-4 is a valid CAS Registry Number.

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