459842-49-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 459842-49-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,5,9,8,4 and 2 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 459842-49:
(8*4)+(7*5)+(6*9)+(5*8)+(4*4)+(3*2)+(2*4)+(1*9)=200
200 % 10 = 0
So 459842-49-0 is a valid CAS Registry Number.
459842-49-0Relevant articles and documents
N-PHENYLARYLSULFONAMIDE COMPOUND, DRUG CONTAINING THE COMPOUND AS ACTIVE INGREDIENT, INTERMEDIATE FOR THE COMPOUND, AND PROCESSES FOR PRODUCING THE SAME
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Page 67, (2008/06/13)
(R1 is COOH etc.; R2 is hydrogen, methyl, etc.; R3 and R4 are a combination of methyl and methyl, etc.; R5 is isopropyl etc.; Ar is thiazolyl, pyridyl, 5-methyl-2-furyl each optionally substituted wit