25631-39-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25631-39-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,6,3 and 1 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 25631-39:
(7*2)+(6*5)+(5*6)+(4*3)+(3*1)+(2*3)+(1*9)=104
104 % 10 = 4
So 25631-39-4 is a valid CAS Registry Number.
InChI:InChI=1/C27H46O2/c1-19-10-13-23(28)18-22(19)12-11-21-9-7-17-27(5)24(14-15-25(21)27)20(2)8-6-16-26(3,4)29/h11-12,19-20,23-25,28-29H,6-10,13-18H2,1-5H3/b21-11+,22-12-/t19-,20-,23-,24-,25+,27-/m1/s1