138636-10-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138636-10-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,6,3 and 6 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 138636-10:
(8*1)+(7*3)+(6*8)+(5*6)+(4*3)+(3*6)+(2*1)+(1*0)=139
139 % 10 = 9
So 138636-10-9 is a valid CAS Registry Number.
InChI:InChI=1/C42H53NO16/c1-8-42(52)16-25(30-31(34(42)41(51)53-7)38(50)32-33(37(30)49)36(48)29-20(35(32)47)10-9-11-23(29)45)57-27-14-21(43(5)6)39(18(3)55-27)59-28-15-24(46)40(19(4)56-28)58-26-13-12-22(44)17(2)54-26/h9-11,17-19,21,24-28,34,39-40,45-46,49-50,52H,8,12-16H2,1-7H3/t17-,18-,19-,21-,24-,25-,26-,27-,28-,34-,39+,40+,42+/m0/s1