89808-50-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89808-50-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,8,0 and 8 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 89808-50:
(7*8)+(6*9)+(5*8)+(4*0)+(3*8)+(2*5)+(1*0)=184
184 % 10 = 4
So 89808-50-4 is a valid CAS Registry Number.
InChI:InChI=1/C37H58O12/c1-32(31(46)47-6)11-13-37(30(44)45)14-12-35(4)19(20(37)15-32)7-8-24-33(2)16-21(40)28(34(3,18-39)23(33)9-10-36(24,35)5)49-29-27(43)26(42)25(41)22(17-38)48-29/h7,20-29,38-43H,8-18H2,1-6H3,(H,44,45)/t20-,21-,22+,23+,24+,25+,26-,27+,28-,29-,32-,33-,34-,35+,36+,37-/m0/s1