The CAS Registry Mumber 14009-58-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,0,0 and 9 respectively; the second part has 2 digits, 5 and 8 respectively. Calculate Digit Verification of CAS Registry Number 14009-58: (7*1)+(6*4)+(5*0)+(4*0)+(3*9)+(2*5)+(1*8)=76 76 % 10 = 6 So 14009-58-6 is a valid CAS Registry Number.
Metalated carboxylic acids. IV. Reactions of metalated carboxylic acids with epoxides. Substituted steroidal spiro gamma-lactones from spiro beta-epoxides.
Creger
, p. 1907 - 1918 (2007/10/05)
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