141890-70-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 141890-70-2 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, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 141890-70:
(8*1)+(7*4)+(6*1)+(5*8)+(4*9)+(3*0)+(2*7)+(1*0)=132
132 % 10 = 2
So 141890-70-2 is a valid CAS Registry Number.
InChI:InChI=1/C49H78O22/c1-44(42(63)65-6)11-13-49(43(64)71-41-35(61)32(58)30(56)25(18-51)67-41)14-12-47(4)21(22(49)15-44)7-8-28-45(2)16-23(54)38(46(3,20-53)27(45)9-10-48(28,47)5)70-40-36(62)33(59)37(26(19-52)68-40)69-39-34(60)31(57)29(55)24(17-50)66-39/h7,22-41,50-62H,8-20H2,1-6H3/t22-,23+,24-,25-,26-,27?,28-,29-,30-,31+,32+,33-,34-,35-,36-,37-,38+,39+,40+,41+,44-,45+,46+,47-,48-,49+/m1/s1