149556-49-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 149556-49-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,9,5,5 and 6 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 149556-49:
(8*1)+(7*4)+(6*9)+(5*5)+(4*5)+(3*6)+(2*4)+(1*9)=170
170 % 10 = 0
So 149556-49-0 is a valid CAS Registry Number.
InChI:InChI=1/C21H16N2O5S/c1-14-3-2-12-22-20(14)23-29(27,28)17-9-6-15(7-10-17)4-5-16-8-11-19(24)18(13-16)21(25)26/h2-3,6-13,24H,1H3,(H,22,23)(H,25,26)
149556-49-0Relevant articles and documents
Compounds containing an amino salicylic acid moiety linked to a sulphapyridine moiety via stable bridge
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, (2008/06/13)
A compound of the formula Het--NR--SO2 --Ph2 --A--Ph1 (COOH)(OH) and tautomeric form, salts, solvates, C1-6 alkyl esters and pharmaceutical compositions of the compound. Ph1 and Ph2 are ben