123171-56-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 123171-56-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,1,7 and 1 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 123171-56:
(8*1)+(7*2)+(6*3)+(5*1)+(4*7)+(3*1)+(2*5)+(1*6)=92
92 % 10 = 2
So 123171-56-2 is a valid CAS Registry Number.
InChI:InChI=1/C32H51BrO9/c1-28(39,10-5-6-14-42-27(38)18-33)11-9-26(37)31(4,40)25-8-13-32(41)20-15-22(34)21-16-23(35)24(36)17-29(21,2)19(20)7-12-30(25,32)3/h15,19,21,23-26,35-37,39-41H,5-14,16-18H2,1-4H3/t19-,21?,23?,24?,25-,26?,28?,29+,30+,31+,32?/m0/s1