139163-19-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139163-19-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,1,6 and 3 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 139163-19:
(8*1)+(7*3)+(6*9)+(5*1)+(4*6)+(3*3)+(2*1)+(1*9)=132
132 % 10 = 2
So 139163-19-2 is a valid CAS Registry Number.
InChI:InChI=1/C47H74O21/c1-42(40(59)60)10-12-47(41(61)62)13-11-45(4)20(21(47)14-42)6-7-27-43(2)15-22(51)36(44(3,19-50)26(43)8-9-46(27,45)5)68-39-34(58)35(30(54)24(17-49)65-39)67-37-32(56)29(53)25(18-63-37)66-38-33(57)31(55)28(52)23(16-48)64-38/h6,21-39,48-58H,7-19H2,1-5H3,(H,59,60)(H,61,62)