13209-52-4 Usage
Uses
an anti-inflammatory corticosteroid.
Check Digit Verification of cas no
The CAS Registry Mumber 13209-52-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,2,0 and 9 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 13209-52:
(7*1)+(6*3)+(5*2)+(4*0)+(3*9)+(2*5)+(1*2)=74
74 % 10 = 4
So 13209-52-4 is a valid CAS Registry Number.
13209-52-4Relevant articles and documents
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Arth et al.
, p. 3160 (1958)
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Process and intermediates for the preparation of 17 alphahydroxyprogesterones and corticoids from an enol steroid
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, (2008/06/13)
This invention discloses an improved process for the production of corticoids from 17α-hydroxy steroids utilizing peroxymonosulfate.