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3-benzoyl-2,5,5,8,8-pentaphenyl-2,3,5,8-tetrahydro-8λ5-[1,2]azaphospholo[2,1-b][1,3,5,2]oxadiazaphosphole-6,7-dicarboxylic acid dimethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

72560-89-5

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72560-89-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72560-89-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,5,6 and 0 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 72560-89:
(7*7)+(6*2)+(5*5)+(4*6)+(3*0)+(2*8)+(1*9)=135
135 % 10 = 5
So 72560-89-5 is a valid CAS Registry Number.

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