139623-12-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139623-12-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,6,2 and 3 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 139623-12:
(8*1)+(7*3)+(6*9)+(5*6)+(4*2)+(3*3)+(2*1)+(1*2)=134
134 % 10 = 4
So 139623-12-4 is a valid CAS Registry Number.
InChI:InChI=1/C34H68NO11P/c1-3-5-7-9-11-13-15-17-19-21-28(38)23-24-45-33(34(31(40)27-37)46-47(42,43)44)30(26-36)35-32(41)25-29(39)22-20-18-16-14-12-10-8-6-4-2/h26,28-31,33-34,37-40H,3-25,27H2,1-2H3,(H,35,41)(H2,42,43,44)/t28-,29-,30+,31-,33-,34-/m1/s1