139427-57-9 Usage
Chemical Properties
Off-White Crystalline Solid
Check Digit Verification of cas no
The CAS Registry Mumber 139427-57-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,4,2 and 7 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 139427-57:
(8*1)+(7*3)+(6*9)+(5*4)+(4*2)+(3*7)+(2*5)+(1*7)=149
149 % 10 = 9
So 139427-57-9 is a valid CAS Registry Number.
InChI:InChI=1/C16H20N2O7/c1-17-9(4-5-10(17)19)8-3-2-6-18(7-8)15-13(22)11(20)12(21)14(25-15)16(23)24/h2-3,6-7,9,11-15,20-22H,4-5H2,1H3/t9-,11-,12-,13+,14-,15+/m0/s1