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3β-methoxy-5β-methyl-6-trimethylsilyloxy-19-norcholesta-6,9-diene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

75415-59-7

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75415-59-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 75415-59-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,4,1 and 5 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 75415-59:
(7*7)+(6*5)+(5*4)+(4*1)+(3*5)+(2*5)+(1*9)=137
137 % 10 = 7
So 75415-59-7 is a valid CAS Registry Number.

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