141890-69-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 141890-69-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,8,9 and 0 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 141890-69:
(8*1)+(7*4)+(6*1)+(5*8)+(4*9)+(3*0)+(2*6)+(1*9)=139
139 % 10 = 9
So 141890-69-9 is a valid CAS Registry Number.
InChI:InChI=1/C54H86O26/c1-49(47(70)72-6)11-13-54(48(71)80-45-39(69)36(66)33(63)27(18-56)75-45)14-12-52(4)22(23(54)15-49)7-8-30-50(2)16-24(59)42(51(3,21-58)29(50)9-10-53(30,52)5)79-46-41(78-43-37(67)31(61)25(60)20-73-43)40(34(64)28(19-57)76-46)77-44-38(68)35(65)32(62)26(17-55)74-44/h7,23-46,55-69H,8-21H2,1-6H3/t23-,24+,25-,26-,27-,28-,29?,30-,31+,32-,33-,34-,35+,36+,37-,38-,39-,40+,41-,42+,43+,44+,45+,46+,49-,50+,51+,52-,53-,54+/m1/s1