Essential oils Perfumes

CCHEMISTRY METALLURGY C11Animal and vegetable oils C11BPRODUCING (PRESSING, EXTRACTION), REFINING AND PRESERVING FATS, FATTY SUBSTANCES (

C11B9/00Essential oils Perfumes

C11B9/0003Compounds of unspecified constitution defined by the chemical reaction for their preparation C11B9/0007Aliphatic compounds C11B9/0011containing S C11B9/0015containing oxygen as the only heteroatom C11B9/0019carbocylic acids; Salts or esters thereof C11B9/0023containing nitrogen as the only heteroatom C11B9/0026compounds containing an alicyclic ring not condensed with another ring C11B9/003the ring containing less than six carbon atoms C11B9/0034the ring containing six carbon atoms C11B9/0038the ring containing more than six carbon atoms C11B9/0042compounds containing condensed hydrocarbon rings C11B9/0046containing only two condensed rings C11B9/0049the condensed rings sharing two common C atoms C11B9/0053both rings being six-membered C11B9/0057Spiro compounds C11B9/0061compounds containing a six-membered aromatic ring not condensed with another ring C11B9/0065Nitriles C11B9/0069Heterocyclic compounds C11B9/0073containing only O or S as heteroatoms C11B9/0076the hetero rings containing less than six atoms C11B9/008the hetero rings containing six atoms C11B9/0084the hetero rings containing more than six atoms C11B9/0088Spiro compounds C11B9/0092containing only N as heteroatom C11B9/0096containing at least two different heteroatoms, at least one being nitrogen C11B9/02Recovery or refining of essential oils from raw materials C11B9/022Refining C11B9/025Recovery by solvent extraction C11B9/027Recovery of volatiles by distillation or stripping