29558-16-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 29558-16-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,5,5 and 8 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 29558-16:
(7*2)+(6*9)+(5*5)+(4*5)+(3*8)+(2*1)+(1*6)=145
145 % 10 = 5
So 29558-16-5 is a valid CAS Registry Number.
InChI:InChI=1/C40H56O/c1-31(2)17-13-20-34(5)23-15-25-35(6)24-14-21-32(3)18-11-12-19-33(4)22-16-26-36(7)27-28-39-37(8)29-38(41)30-40(39,9)10/h11-12,14-19,21-28,38,41H,13,20,29-30H2,1-10H3/b12-11+,21-14+,22-16+,25-15+,28-27+,32-18+,33-19+,34-23+,35-24+,36-26+