90301-39-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90301-39-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,3,0 and 1 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 90301-39:
(7*9)+(6*0)+(5*3)+(4*0)+(3*1)+(2*3)+(1*9)=96
96 % 10 = 6
So 90301-39-6 is a valid CAS Registry Number.
90301-39-6Relevant articles and documents
Monosubstitution of Symmetric Piperazine-2,5-dione Derivatives
Badran, Terry W.,Easton, Christopher J.
, p. 1455 - 1459 (2007/10/02)
Bromination and methanolysis of derivatives of glycine anhydride affords the corresponding 3-bromo- and 3-methoxy-substituted piperazine-2,5-dione derivatives in a simple one-pot procedure.