81788-49-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81788-49-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,7,8 and 8 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 81788-49:
(7*8)+(6*1)+(5*7)+(4*8)+(3*8)+(2*4)+(1*9)=170
170 % 10 = 0
So 81788-49-0 is a valid CAS Registry Number.
InChI:InChI=1/C27H35N5O10S2/c1-43-12-11-21(27(37)38)32-26(36)22(14-17-5-3-2-4-6-17)31-24(34)16-29-23(33)15-30-25(35)20(28)13-18-7-9-19(10-8-18)42-44(39,40)41/h2-10,20-22H,11-16,28H2,1H3,(H,29,33)(H,30,35)(H,31,34)(H,32,36)(H,37,38)(H,39,40,41)/t20-,21-,22-/m0/s1