The chemical "5-20-01-00160 (Beilstein Handbook Reference)" refers to a specific compound listed in the Beilstein Handbook, a comprehensive and authoritative source of organic chemistry data. This particular reference number corresponds to a chemical compound, but without additional context or the actual name of the compound, it's challenging to provide a detailed summary. The Beilstein Handbook is known for its extensive coverage of chemical properties, reactions, and references, making it an invaluable resource for chemists and researchers. For a more precise summary of the compound associated with the reference number "5-20-01-00160," access to the Beilstein Handbook or a detailed chemical database would be necessary to identify and describe the specific properties and applications of this particular chemical entity.
The CAS Registry Mumber 5784-04-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,7,8 and 4 respectively; the second part has 2 digits, 0 and 4 respectively. Calculate Digit Verification of CAS Registry Number 5784-04: (6*5)+(5*7)+(4*8)+(3*4)+(2*0)+(1*4)=113 113 % 10 = 3 So 5784-04-3 is a valid CAS Registry Number.