193805-17-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 193805-17-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,3,8,0 and 5 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 193805-17:
(8*1)+(7*9)+(6*3)+(5*8)+(4*0)+(3*5)+(2*1)+(1*7)=153
153 % 10 = 3
So 193805-17-3 is a valid CAS Registry Number.
193805-17-3Relevant articles and documents
First synthesis of 4-substituted benzenesulfonylcyanoguanidines
Masereel, Bernard,Lebrun, Philippe,Dogne, Jean Michel,De Tullio, Pascal,Pirotte, Bernard,Pochet, Lionel,Diouf, Ousman,Delarge, Jacques
, p. 7253 - 7254 (1996)
N'-substituted-N-cyano-S-methylcarbamimidothioates react with 4-substituted benzene sulfonamides to give the corresponding sulfonylcyanoguanidines.