structural formula business number 0174 molecular formula c4h3cl2n3 molecular weight 164 label 2-amino-4,6-dichloropyrimidine numbering system physical property data toxicological data ecological data molecular structure data computing chemical data more properties and stability storage method synthesis method purpose numbering system cas number:56-05-3 mdl number:mfcd00006090 einecs number:200-253-9 rtecs number:uv6260485 brn number:118454 pubchem number:24846101 physical property data 1....