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2'-cyclohexyl-3β-methoxy-4'ξ-(trimethylsilanyloxy-methyl)-(5α,16β,17β)-tetrahydro-androstano[16,17-e][1,2]oxazine-3'ξ-carbonitrile is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

72166-05-3

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72166-05-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72166-05-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,1,6 and 6 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 72166-05:
(7*7)+(6*2)+(5*1)+(4*6)+(3*6)+(2*0)+(1*5)=113
113 % 10 = 3
So 72166-05-3 is a valid CAS Registry Number.
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