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(24R)-24,25-dihydroxyprovitamin D3 is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

55700-54-4

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55700-54-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 55700-54-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,7,0 and 0 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 55700-54:
(7*5)+(6*5)+(5*7)+(4*0)+(3*0)+(2*5)+(1*4)=114
114 % 10 = 4
So 55700-54-4 is a valid CAS Registry Number.

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