137038-72-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137038-72-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,0,3 and 8 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 137038-72:
(8*1)+(7*3)+(6*7)+(5*0)+(4*3)+(3*8)+(2*7)+(1*2)=123
123 % 10 = 3
So 137038-72-3 is a valid CAS Registry Number.
InChI:InChI=1/C45H72O18/c1-17-13-28(47)45(63-39(17)55)18(2)29-26(62-45)15-25-23-8-7-21-14-22(9-11-43(21,5)24(23)10-12-44(25,29)6)58-42-38(61-41-36(54)34(52)31(49)20(4)57-41)37(32(50)27(16-46)59-42)60-40-35(53)33(51)30(48)19(3)56-40/h17-38,40-42,46-54H,7-16H2,1-6H3/t17-,18+,19+,20+,21+,22+,23-,24+,25+,26+,27-,28+,29+,30+,31+,32-,33-,34-,35-,36-,37+,38-,40+,41+,42+,43+,44+,45?/m1/s1