3803950 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3803950 > 2 > ChemIDplus > 098072403 > 98072-40-3 EINECS 308-492-1 Extract residues (coal), light oil alk., acid ext., Friedel-Craftsreaction products with isobutylene > 98072-40-3 > 098072403 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=098072403 $$$$