77372-70-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77372-70-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,3,7 and 2 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 77372-70:
(7*7)+(6*7)+(5*3)+(4*7)+(3*2)+(2*7)+(1*0)=154
154 % 10 = 4
So 77372-70-4 is a valid CAS Registry Number.
InChI:InChI=1/C26H25N3O5S.Na/c1-14-17(22(30)27-20-23(31)29-21(25(32)33)26(2,3)35-24(20)29)19(28-34-14)18(15-10-6-4-7-11-15)16-12-8-5-9-13-16;/h4-13,18,20-21,24H,1-3H3,(H,27,30)(H,32,33);/q;+1/p-1/t20?,21-,24+;/m0./s1