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Phosphonium, [5-(dimethylamino)-2-phenyl-4-oxazolyl]triphenyl-, iodide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

55650-17-4

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55650-17-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 55650-17-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,6,5 and 0 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 55650-17:
(7*5)+(6*5)+(5*6)+(4*5)+(3*0)+(2*1)+(1*7)=124
124 % 10 = 4
So 55650-17-4 is a valid CAS Registry Number.

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