139950-87-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139950-87-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,9,5 and 0 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 139950-87:
(8*1)+(7*3)+(6*9)+(5*9)+(4*5)+(3*0)+(2*8)+(1*7)=171
171 % 10 = 1
So 139950-87-1 is a valid CAS Registry Number.
InChI:InChI=1/C21H31N3O9/c25-15-11-33-21(32,18(28)17(15)27)12-22-9-5-4-8-14(20(30)31)24-16(26)10-23-19(29)13-6-2-1-3-7-13/h1-3,6-7,14-15,17-18,22,25,27-28,32H,4-5,8-12H2,(H,23,29)(H,24,26)(H,30,31)/t14-,15-,17-,18+,21-/m1/s1
139950-87-1Relevant articles and documents
Preparation and characterisation of N(ε)-(1-deoxy-D-fructos-1-yl)hippuryl-lysine
Smith,Thornalley
, p. 293 - 298 (1992)
A fructosamine derivative of hippuryl-lysine was synthesized and characterized. The alkaline reducing activity of the derivative is covered. The details of the synthesis and characterization are presented.