161161-67-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 161161-67-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,1,1,6 and 1 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 161161-67:
(8*1)+(7*6)+(6*1)+(5*1)+(4*6)+(3*1)+(2*6)+(1*7)=107
107 % 10 = 7
So 161161-67-7 is a valid CAS Registry Number.
InChI:InChI=1/C30H38O13/c1-2-21-22-12-20(11-19(35)10-18(34)9-17(33)8-5-15-3-6-16(32)7-4-15)41-28(39)23(22)14-40-29(21)43-30-27(38)26(37)25(36)24(13-31)42-30/h2-4,6-7,14,18,20-22,24-27,29-32,34,36-38H,1,5,8-13H2/t18-,20?,21+,22-,24+,25+,26+,27+,29-,30-/m0/s1