83783-57-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83783-57-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,7,8 and 3 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 83783-57:
(7*8)+(6*3)+(5*7)+(4*8)+(3*3)+(2*5)+(1*7)=167
167 % 10 = 7
So 83783-57-7 is a valid CAS Registry Number.
InChI:InChI=1/C32H32F3N3O4S/c1-4-36-26-16-15-25(32(33,34)35)21-27(26)38(19-18-22(3)43(39,40)41)30(36)12-9-13-31-37(5-2)28-20-24(14-17-29(28)42-31)23-10-7-6-8-11-23/h6-17,20-22H,4-5,18-19H2,1-3H3