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12,12,12,12-tetracarbonyl-11,11,13,13-tetraphenyl-2,5,8,16,19,22-hexaoxa-12-molybda-11,13-diphosphabicyclo[21.4.0(1,23)]heptacosa-1(27),23,25-triene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

199984-59-3

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199984-59-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 199984-59-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,9,9,8 and 4 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 199984-59:
(8*1)+(7*9)+(6*9)+(5*9)+(4*8)+(3*4)+(2*5)+(1*9)=233
233 % 10 = 3
So 199984-59-3 is a valid CAS Registry Number.

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