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17β-Benzoyloxy-9-methyl-4,5-seco-9β,10α-oestran-3,5-dion is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

38391-49-0

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38391-49-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 38391-49-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,3,9 and 1 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 38391-49:
(7*3)+(6*8)+(5*3)+(4*9)+(3*1)+(2*4)+(1*9)=140
140 % 10 = 0
So 38391-49-0 is a valid CAS Registry Number.
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