91652-87-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91652-87-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,6,5 and 2 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 91652-87:
(7*9)+(6*1)+(5*6)+(4*5)+(3*2)+(2*8)+(1*7)=148
148 % 10 = 8
So 91652-87-8 is a valid CAS Registry Number.
InChI:InChI=1/C42H66O15/c1-37(2)13-15-42(36(53)57-34-32(50)30(48)28(46)23(19-44)55-34)16-14-39(4)20(21(42)17-37)7-8-24-38(3)11-10-26(41(6,35(51)52)25(38)9-12-40(24,39)5)56-33-31(49)29(47)27(45)22(18-43)54-33/h7,21-34,43-50H,8-19H2,1-6H3,(H,51,52)/t21-,22+,23+,24+,25+,26-,27+,28+,29-,30-,31+,32+,33-,34-,38+,39+,40+,41-,42-/m0/s1