3739469 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3739469 > 2 > ChemIDplus > 036913914 > 1,1,2,2,3,3,4,4,4-Nonafluorobutane-1-sulphonic anhydride 36913-91-4 EINECS 253-270-9 > 36913-91-4 > 036913914 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=036913914 $$$$