structural formula business number 025u molecular formula c10h7clo2s molecular weight 226.68 label naphthalene-2-sulfonyl chloride, naphthalene-2-sulfonyl chloride 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:93-11-8 mdl number:mfcd00004087 einecs number:202-219-9 rtecs number:none brn number:641898 pubchem number:24886004 physical...