25255-02-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25255-02-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,2,5 and 5 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 25255-02:
(7*2)+(6*5)+(5*2)+(4*5)+(3*5)+(2*0)+(1*2)=91
91 % 10 = 1
So 25255-02-1 is a valid CAS Registry Number.
InChI:InChI=1/C40H27N7O13S4/c41-22-8-10-25-21(16-22)17-38(64(58,59)60)39(40(25)48)47-46-35-15-14-34(28-11-9-24(20-30(28)35)61(49,50)51)45-44-33-13-12-32(26-4-1-2-5-27(26)33)43-42-23-18-31-29(37(19-23)63(55,56)57)6-3-7-36(31)62(52,53)54/h1-20,46H,41H2,(H,49,50,51)(H,52,53,54)(H,55,56,57)(H,58,59,60)/b43-42+,45-44+,47-39-