75560-99-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75560-99-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,5,6 and 0 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 75560-99:
(7*7)+(6*5)+(5*5)+(4*6)+(3*0)+(2*9)+(1*9)=155
155 % 10 = 5
So 75560-99-5 is a valid CAS Registry Number.
75560-99-5Relevant articles and documents
The Solvolysis of 4β-Hydroxy-3β-p-tolylsulphonyloxyandrost-5-enes
Hanson, James R.,Wadsworth, Harry J.
, p. 933 - 937 (2007/10/02)
The solvolysis of 3β-p-tolylsulphonyloxyandrost-5-enes in acetic acid containing sodium acetate, is retarded by the presence of a 4β-acetoxy- or hydroxy-group.The products of solvolysis include the A-nor-3-formyl-steroids except in the presence of a 7-ketone.
