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3β,5-Dihydroxy-B-nor-5β-cholestan-6β-methanol-3-acetat-α-tosylat is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

107542-40-5

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107542-40-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 107542-40-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,5,4 and 2 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 107542-40:
(8*1)+(7*0)+(6*7)+(5*5)+(4*4)+(3*2)+(2*4)+(1*0)=105
105 % 10 = 5
So 107542-40-5 is a valid CAS Registry Number.

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