75207-09-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75207-09-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,2,0 and 7 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 75207-09:
(7*7)+(6*5)+(5*2)+(4*0)+(3*7)+(2*0)+(1*9)=119
119 % 10 = 9
So 75207-09-9 is a valid CAS Registry Number.
InChI:InChI=1/C30H45N3O9S/c1-2-3-4-5-6-7-8-9-10-11-12-13-16-25(24(34)15-14-17-27(36)37)43-21-23(32)29(40)33(20-28(38)39)26(35)19-18-22(31)30(41)42/h3-4,6-7,9-13,16,22-25,34H,2,5,8,14-15,17-21,31-32H2,1H3,(H,36,37)(H,38,39)(H,41,42)/b4-3-,7-6-,10-9-,12-11+,16-13+/t22-,23-,24-,25?/m0/s1