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(+/-)-2r,3c,5,6-tetraphenyl-indan-1-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

16643-44-0

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16643-44-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 16643-44-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,6,4 and 3 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 16643-44:
(7*1)+(6*6)+(5*6)+(4*4)+(3*3)+(2*4)+(1*4)=110
110 % 10 = 0
So 16643-44-0 is a valid CAS Registry Number.

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