93783-12-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93783-12-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,7,8 and 3 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 93783-12:
(7*9)+(6*3)+(5*7)+(4*8)+(3*3)+(2*1)+(1*2)=161
161 % 10 = 1
So 93783-12-1 is a valid CAS Registry Number.
InChI:InChI=1/C36H25N5O6S2.2Na/c42-48(43,44)25-16-17-26-23(22-25)8-6-14-30(26)38-39-31-18-19-32(28-12-5-4-11-27(28)31)40-41-33-20-21-34(37-24-9-2-1-3-10-24)36-29(33)13-7-15-35(36)49(45,46)47;;/h1-22,37H,(H,42,43,44)(H,45,46,47);;/q;2*+1/p-2/b39-38+,41-40+;;