NAT.4-METHYL GUAIACOL PRODUCT NAME NAT.4-METHYL GUAIACOL SYNONYM NAT.2-METHOXY-4-METHYLPHENOL CODE 3435 CAS Nº 93-51-6 FEMA Nº 2671 EINECS 202-252-9 FORMULA C8 H10 O2 MOLECULAR WEIGHT 138,16