172916-27-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 172916-27-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,2,9,1 and 6 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 172916-27:
(8*1)+(7*7)+(6*2)+(5*9)+(4*1)+(3*6)+(2*2)+(1*7)=147
147 % 10 = 7
So 172916-27-7 is a valid CAS Registry Number.
InChI:InChI=1/C31H45F17O10P.Na/c1-2-3-4-5-6-7-9-12-19(56-15-10-8-11-16-57-59(54,55)58-18-21(51)23(53)22(52)20(50)17-49)13-14-24(32,33)25(34,35)26(36,37)27(38,39)28(40,41)29(42,43)30(44,45)31(46,47)48;/h17,19-23,51-53H,2-16,18H2,1H3,(H,54,55);/q-1;+1/t19?,20-,21+,22+,23-;/m0./s1