244304-80-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 244304-80-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,4,3,0 and 4 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 244304-80:
(8*2)+(7*4)+(6*4)+(5*3)+(4*0)+(3*4)+(2*8)+(1*0)=111
111 % 10 = 1
So 244304-80-1 is a valid CAS Registry Number.
244304-80-1Relevant articles and documents
17β-nitro-11β-arylsteroids and their derivatives having agonist or antagonist hormonal properties
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, (2008/06/13)
The invention is directed to 17β-nitro-11β-arylsteroids of formula I: STR1 wherein R1, R6, R7, R12 and X are as defined by the specification. The compounds exhibit potent antiprogestational activity and are usef
