2932 Heterocyclic compounds with oxygen hetero-atom[s] only

2932 (01/1988-..) Heterocyclic compounds with oxygen hetero-atom[s] only 29321100 (01/1988-..) Tetrahydrofuran 29321200 (01/1988-..) 2-Furaldehyde `furfuraldehyde` 29321300 (01/1988-..) Furfuryl alcohol and tetrahydrofurfuryl alcohol 29321400 (01/2017-..) Sucralose 29321900 (01/2017-..) Heterocyclic compounds with oxygen hetero-atom[s] only, containing an unfused furan ring, whether or not hydrogenated, in the structure (excl. tetrahydrofuran, 2-furaldehyde `furfuraldehyde`, furfuryl alcohol, tetrahydrofurfuryl alcohol and sucralose) 29322010 (01/2012-..) Phenolphthalein, 1-Hydroxy-4-[1-(4-hydroxy-3-methoxycarbonyl-1-naphthyl)-3-oxo-1H,3H-benzo[de]isochromen-1-yl]-6-octadecyloxy-2-naphthoic acid, 3 ‰-Chloro-6 ‰-cyclohexylaminospiro[isobenzofuran-1(3H),9 ‰-xanthen]-3-one, 6 ‰-(N-Ethyl-p-toluidino)-2 ‰-methylspiro[isobenzofuran-1(3H),9 ‰-xanthen]-3-one, Methyl-6-docosyloxy-1-hydroxy-4-[1-(4-hydroxy-3-methyl-1-phenanthryl)-3-oxo-1H,3H-naphtho[1,8-cd]pyran-1-yl]naphthalene-2-carboxylate 29322020 (01/2012-..) gamma-Butyrolactone 29322090 (01/2012-..) Lactones (excl. gamma-Butyrolactone, Phenolphthalein, 1-Hydroxy-4-[1-(4-hydroxy-3-methoxycarbonyl-1-naphthyl)-3-oxo-1H,3H-benzo[de]isochromen-1-yl]-6-octadecyloxy-2-naphthoic acid, 3 ‰-Chloro-6 ‰-cyclohexylaminospiro[isobenzofuran-1(3H),9 ‰-xanthen]-3-one, 6 ‰-(N-Ethyl-p-toluidino)-2 ‰-methylspiro[isobenzofuran-1(3H),9 ‰-xanthen]-3-one, Methyl-6-docosyloxy-1-hydroxy-4-[1-(4-hydroxy-3-methyl-1-phenanthryl)-3-oxo-1H,3H-naphtho[1,8-cd]pyran-1-yl]naphthalene-2-carboxylate) 29322100 (01/1988-12/2011) Coumarin, methylcoumarins and ethylcoumarins 29322910 (01/1988-12/2011) Phenolphthalein 29322920 (01/1997-12/2011) 1-Hydroxy-4-[1-`4-hydroxy-3-methoxycarbonyl-1-naphthyl`-3-oxo-1H, 3H-benzo[de]isochromen-1-yl]-6-octadecyloxy-2-naphthoic acid 29322930 (01/1997-12/2011) 3'-Chloro-6'-cyclohexylaminospiro[isobenzofuran-1`3H`, 9'-xanthen]-3-one 29322940 (01/1997-12/2011) 6'-`N-Ethyl-p-toluidino`-2'-methylspiro[isobenzofuran-1`3H`, 9'-xanthen]-3-one 29322950 (01/1997-12/2011) Methyl-6-docosyloxy-1-hydroxy-4-[1-`4-hydroxy-3-methyl-1-phenanthryl`-3-oxo-1H, 3H-naphtho[1,8-cd]pyran-1-yl]naphthalene-2-carboxylate 29322960 (01/2006-12/2011) gamma-Butyrolactone 29322980 (01/1997-12/2005) Lactones (excl. coumarin, methylcoumarins, ethylcoumarins, phenolphthalein, 1-hydroxy-4-[1-`4-hydroxy-3-methoxycarbonyl-1-naphthyl`-3-oxo-1H, 3H-benzo[de]isochromen-1-yl]-6-octadecyloxy-2-naphthoic acid, 3'-chloro-6'-cyclohexylaminospiro[isobenzofuran-1`3H`, 9'-xanthen]-3-one, 6'-`N-ethyl-p-toluidino`-2'-methylspiro[isobenzofuran-1`3H`, 9'-xanthen]-3-one and methyl-6-docosyloxy-1-hydroxy-4-[1-`4-hydroxy-3-methyl-1-phenanthryl`-3-oxo-1H, 3H-naphtho[1,8-cd]pyran-1-yl]naphthalene-2-carboxylate) 29322985 (01/2007-12/2011) Lactones (excl. coumarin, methylcoumarins, ethylcoumarins, phenolphthalein, 1-hydroxy-4-[1-`4-hydroxy-3-methoxycarbonyl-1-naphthyl`-3-oxo-1H, 3H-benzo[de]isochromen-1-yl]-6-octadecyloxy-2-naphthoic acid, 3'-chloro-6'-cyclohexylaminospiro[isobenzofuran-1`3H`, 9'-xanthen]-3-one, 6'-`N-ethyl-p-toluidino`-2'-methylspiro[isobenzofuran-1`3H`, 9'-xanthen]-3-one, methyl-6-docosyloxy-1-hydroxy-4-[1-`4-hydroxy-3-methyl-1-phenanthryl`-3-oxo-1H, 3H-naphtho[1,8-cd]pyran-1-yl]naphthalene-2-carboxylate, gamma-butyrolactone, and inorganic or organic compounds of mercury) 29322990 (01/1988-12/1996) Lactones (excl. coumarin, methylcoumarins, ethylcoumarins and phenolphthalein) 29329010 (01/1988-12/1995) Benzofuran `coumarone` 29329030 (01/1988-12/1995) Internal ethers 29329050 (01/1988-12/1995) Epoxides with a four-membered ring 29329070 (01/1988-12/1991) Cyclic acetals and internal hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives 29329071 (01/1992-12/1995) Safrole 29329073 (01/1992-12/1995) Isosafrole 29329075 (01/1992-12/1995) Piperonal 29329077 (01/1992-12/1995) 3,4-Methylenedioxphyenylpropan-2-one 29329079 (01/1992-12/1995) Acetals, cyclic, and internal hemiacetals, whether or not with other oxygen functions, and their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. safrole, isosafrole, piperonal and 3,4-Methylenedioxphyenylpropan-2-one) 29329090 (01/1988-12/1995) Heterocyclic compounds with oxygen hetero-atom(s) only (excl. compounds containing an unfused furan ring, whether or not hydrogenated, in the structure, lactones, benzofuran `coumarone`, internal ethers, epoxides with a four-membered ring, and cyclic acetals and internal hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives) 29329100 (01/1996-..) Isosafrole 29329200 (01/1996-..) 1-`1,3-Benzodioxol-5-yl`propan-2-one 29329300 (01/1996-..) Piperonal 29329400 (01/1996-..) Safrole 29329500 (01/2002-..) Tetrahydrocannabinols `all isomers` 29329600 (01/2022-..) Carbofuran `ISO` 29329900 (01/2022-..) Heterocyclic compounds with oxygen hetero-atom[s] only (excl. compounds containing unfused furan ring, whether or not hydrogenated, in the structure, and lactones, isosafrole, 1-[1,3-benzodioxol-5-yl]propan-2-one, piperonal, safrole, tetrahydrocannabinols `all isomers`, and inorganic or organic compounds of mercury) 29329910 (01/1996-12/2003) Benzofuran `coumarone` 29329930 (01/1996-12/1998) Internal ethers 29329950 (01/1996-12/2008) Epoxides with a four-membered ring 29329970 (01/1996-12/2008) Acetals, cyclic, and internal hemiacetals, whether or not with other oxygen functions, and their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. safrole, isosafrole, piperonal and 1-`1,3-benzodioxol-5-yl`propane-2-one) 29329980 (01/1999-12/2001) Heterocyclic compounds with oxygen hetero-atom[s] only (excl. compounds containing an unfused furan ring, whether or not hydrogenated, in the structure, lactones, benzofuran `coumarone`, epoxides with a four-membered ring, and cyclic acetals and internal hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives) 29329985 (01/2007-12/2008) Heterocyclic compounds with oxygen hetero-atom[s] only (excl. compounds containing an unfused furan ring, whether or not hydrogenated, in the structure, lactones, isosafrole, 1-[1,3-benzodioxol-5-yl]propan-2-one, piperonal, safrole, tetrahydrocannabinols `all isomers`, epoxides with a four-membered ring, and cyclic acetals and internal hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives, and inorganic or organic compounds of mercury) 29329990 (01/1996-12/1998) Heterocyclic compounds with oxygen hetero-atom[s] only (excl. compounds containing an unfused furan ring, whether or not hydrogenated, in the structure, lactones, benzofuran `coumarone`, internal ethers, epoxides with a four-membered ring, and cyclic acetals and internal hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives) 29329995 (01/2002-12/2003) Heterocyclic compounds with oxygen hetero-atom[s] only (excl. compounds containing an unfused furan ring, whether or not hydrogenated, in the structure, lactones, isosafrole, 1-[1,3-benzodioxol-5-yl]propan-2-one, piperonal, safrole, tetrahydrocannabinols `all isomers`, benzofuran `coumarone`, epoxides with a four-membered ring, and cyclic acetals and internal hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives)