31087-87-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 31087-87-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,0,8 and 7 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 31087-87:
(7*3)+(6*1)+(5*0)+(4*8)+(3*7)+(2*8)+(1*7)=103
103 % 10 = 3
So 31087-87-3 is a valid CAS Registry Number.
InChI:InChI=1/C30H46O7/c1-17-27(32)24(34-4)15-26(36-17)37-20-7-10-28(2)19(14-20)5-6-23-22(28)8-11-29(3)21(9-12-30(23,29)33)18-13-25(31)35-16-18/h13,17,19-24,26-27,32-33H,5-12,14-16H2,1-4H3/t17?,19-,20+,21-,22?,23?,24?,26-,27-,28+,29-,30+/m1/s1