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bis[[bis(trimethylsilyl)acetylene]copper(I)] oxalate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

625457-69-4

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625457-69-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 625457-69-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,2,5,4,5 and 7 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 625457-69:
(8*6)+(7*2)+(6*5)+(5*4)+(4*5)+(3*7)+(2*6)+(1*9)=174
174 % 10 = 4
So 625457-69-4 is a valid CAS Registry Number.

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