1094598-75-0 Usage
Description
SILDENAFIL N-OXIDE is an impurity of Sildenafil citrate (S435000), which is a prodrug used for the treatment of erectile dysfunction.
Uses
Used in Pharmaceutical Industry:
SILDENAFIL N-OXIDE is used as an impurity in the production of Sildenafil citrate (S435000), a prodrug for the treatment of erectile dysfunction. Its presence in the prodrug may affect the efficacy and safety of the drug, and therefore, it is important to control its levels during the manufacturing process.
Check Digit Verification of cas no
The CAS Registry Mumber 1094598-75-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,9,4,5,9 and 8 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1094598-75:
(9*1)+(8*0)+(7*9)+(6*4)+(5*5)+(4*9)+(3*8)+(2*7)+(1*5)=200
200 % 10 = 0
So 1094598-75-0 is a valid CAS Registry Number.
1094598-75-0Relevant articles and documents
SILDENAFIL N-OXIDE AS PRODRUG
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Page/Page column 5, (2009/01/24)
Embodiments of the present invention relate to a compound of formula (1A) or a pharmacologically acceptable salt, hydrate, or solvate thereof. Other embodiments of the present invention relate to a pharmaceutical composition containing this com