209687-69-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 209687-69-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,9,6,8 and 7 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 209687-69:
(8*2)+(7*0)+(6*9)+(5*6)+(4*8)+(3*7)+(2*6)+(1*9)=174
174 % 10 = 4
So 209687-69-4 is a valid CAS Registry Number.
209687-69-4Relevant articles and documents
Sulfonamide and carboxamide derivatives and drugs containing the same as the active ingredient
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, (2008/06/13)
The sulfonamide or carboamide derivatives of the formula (I) and a pharmaceutical composition which comprise them as an active ingredient: (wherein A ring, B ring is carbocyclic ring, heterocyclic ring; Z1is —COR1, —CH═CH—COR1/