Formamide, N-(3-ethyl-4-methyl-5-isoxazolyl)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 859444-33-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,9,4,4 and 4 respectively; the second part has 2 digits, 3 and 3 respectively. Calculate Digit Verification of CAS Registry Number 859444-33: (8*8)+(7*5)+(6*9)+(5*4)+(4*4)+(3*4)+(2*3)+(1*3)=210 210 % 10 = 0 So 859444-33-0 is a valid CAS Registry Number.