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1-(5-bromo-pentyl)-2,3,4,5-tetraphenyl-1H-phosphole is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

17250-03-2

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17250-03-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 17250-03-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,2,5 and 0 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 17250-03:
(7*1)+(6*7)+(5*2)+(4*5)+(3*0)+(2*0)+(1*3)=82
82 % 10 = 2
So 17250-03-2 is a valid CAS Registry Number.
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