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49644-08-8

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49644-08-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 49644-08-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,9,6,4 and 4 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 49644-08:
(7*4)+(6*9)+(5*6)+(4*4)+(3*4)+(2*0)+(1*8)=148
148 % 10 = 8
So 49644-08-8 is a valid CAS Registry Number.

49644-08-8Relevant articles and documents

THE BIOTRANSFORMATION OF SOME STEROIDS BY CEPHALOSPORIUM APHIDICOLA

Hanson, James R.,Nasir, Habib

, p. 831 - 834 (2007/10/02)

Hydroxylation of 5α-androstane-3-one and 3,6-dione by C. aphidicla takes place at C-17β and, in the case of the latter, at C-5α.The fungus reduces 5α-androstan-17-one and the 3,17-dione to the 17β-alcohols. Key Word Index - Cephalosporium aphidicola; fungus; microbiological hydroxylation; steroids.

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