119738-57-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 119738-57-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,7,3 and 8 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 119738-57:
(8*1)+(7*1)+(6*9)+(5*7)+(4*3)+(3*8)+(2*5)+(1*7)=157
157 % 10 = 7
So 119738-57-7 is a valid CAS Registry Number.
InChI:InChI=1/C27H26O17/c28-9-3-1-8(2-4-9)13-7-12(30)15-11(29)5-10(6-14(15)41-13)40-27-23(19(34)18(33)22(43-27)25(38)39)44-26-20(35)16(31)17(32)21(42-26)24(36)37/h1-7,16-23,26-29,31-35H,(H,36,37)(H,38,39)/t16-,17-,18-,19-,20+,21-,22-,23+,26-,27+/m0/s1