33137-73-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 33137-73-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,1,3 and 7 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 33137-73:
(7*3)+(6*3)+(5*1)+(4*3)+(3*7)+(2*7)+(1*3)=94
94 % 10 = 4
So 33137-73-4 is a valid CAS Registry Number.
InChI:InChI=1/C25H43N13O9/c26-4-1-2-11(27)6-17(41)33-13-7-31-23(46)18(12-3-5-30-24(28)37-12)38-20(43)14(8-32-25(29)47)34-21(44)15(9-39)36-22(45)16(10-40)35-19(13)42/h8,11-13,15-16,18,39-40H,1-7,9-10,26-27H2,(H,31,46)(H,33,41)(H,34,44)(H,35,42)(H,36,45)(H,38,43)(H3,28,30,37)(H3,29,32,47)/b14-8-