189744-27-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 189744-27-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,7,4 and 4 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 189744-27:
(8*1)+(7*8)+(6*9)+(5*7)+(4*4)+(3*4)+(2*2)+(1*7)=192
192 % 10 = 2
So 189744-27-2 is a valid CAS Registry Number.
189744-27-2Relevant articles and documents
PROCESS FOR THE PURIFICATION OF MELPHALAN
-
Page/Page column 10, (2014/12/12)
A method for the purification and preparation of melphalan that allows to obtain melphalan with purity higher than 99.5% is described.
