38942-79-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 38942-79-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,9,4 and 2 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 38942-79:
(7*3)+(6*8)+(5*9)+(4*4)+(3*2)+(2*7)+(1*9)=159
159 % 10 = 9
So 38942-79-9 is a valid CAS Registry Number.
InChI:InChI=1/C29H31NO12/c1-11-23(32)15(30-28(37)40-4)8-18(41-11)42-17-10-29(38,12(2)31)9-14-20(17)27(36)22-21(25(14)34)24(33)13-6-5-7-16(39-3)19(13)26(22)35/h5-7,11,15,17-18,23,32,34,36,38H,8-10H2,1-4H3,(H,30,37)