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bis-pentadeuteriophenyl-phosphane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

72142-99-5

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72142-99-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72142-99-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,1,4 and 2 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 72142-99:
(7*7)+(6*2)+(5*1)+(4*4)+(3*2)+(2*9)+(1*9)=115
115 % 10 = 5
So 72142-99-5 is a valid CAS Registry Number.

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