132645-97-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 132645-97-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,2,6,4 and 5 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 132645-97:
(8*1)+(7*3)+(6*2)+(5*6)+(4*4)+(3*5)+(2*9)+(1*7)=127
127 % 10 = 7
So 132645-97-7 is a valid CAS Registry Number.
InChI:InChI=1/C33H27NO11S/c1-12-20(31(41)42)29(45-3)25-13-6-4-5-7-14(13)30-32(12,43)33(25,46-11-19(38)44-2)15-10-18(37)23-24(26(15)34-30)28(40)22-17(36)9-8-16(35)21(22)27(23)39/h4-10,12,25,30,34-37,43H,11H2,1-3H3,(H,41,42)/t12-,25-,30?,32?,33?/m0/s1