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10,10-bis-(4-dimethylamino-phenyl)-anthrone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

740838-63-5

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740838-63-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 740838-63-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,0,8,3 and 8 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 740838-63:
(8*7)+(7*4)+(6*0)+(5*8)+(4*3)+(3*8)+(2*6)+(1*3)=175
175 % 10 = 5
So 740838-63-5 is a valid CAS Registry Number.
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