L-Homoserine, O-amino-, ethyl ester (9CI) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 184245-39-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,4,2,4 and 5 respectively; the second part has 2 digits, 3 and 9 respectively. Calculate Digit Verification of CAS Registry Number 184245-39: (8*1)+(7*8)+(6*4)+(5*2)+(4*4)+(3*5)+(2*3)+(1*9)=144 144 % 10 = 4 So 184245-39-4 is a valid CAS Registry Number.