IPC 7 English version C07C 66/00-C07C 69/96

IPC ⁷ English version

C07C 61/00 - C07C 65/42

C07C06600-C07C06996

C07C 71/00 - C07C 205/61

SECTION C – CHEMISTRY; METALLURGY

C 07

ORGANIC CHEMISTRY (such compounds as the oxides, sulfides, or oxysulfides of carbon, cyanogen, phosgene, hydrocyanic acid or salts thereof C01; products obtained from layered base-exchange silicates by ion-exchange with organic compounds such as ammonium, phosphonium or sulfonium compounds or by intercalation of organic compounds C01B 33/44; macromolecular compounds C08; dyes C09; fermentation products C12; fermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture C12P; production of organic compounds by electrolysis or electrophoresis C25B 3/00, C25B 7/00) [2]

C 07 C

ACYCLIC OR CARBOCYCLIC COMPOUNDS

66/

Quinone carboxylic acids (cyclic anhydrides C07D) [2]

66/

Anthraquinone carboxylic acids [2]

67/

Preparation of carboxylic acid esters

Note

In this group, lactones used as reactants are considered as being esters. [3]

67/

by interreacting ester groups, i.e. transesterification

67/

by reacting an ester group with a hydroxy group [2]

67/

035

by reacting carboxylic acids or symmetrical anhydrides with saturated hydrocarbons [3]

67/

by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds [2]

67/

with oxidation [2,3]

67/

055

in the presence of platinum group metals or their compounds [3]

67/

by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds [2]

67/

by reacting carboxylic acids or symmetrical anhydrides with ester groups or with a carbon-halogen bond (preparation from carboxylic acid halides C07C 67/14) [2]

67/

being mineral ester groups [3]

67/

from asymmetrical anhydrides [2]

67/

from carboxylic acid halides [2]

67/

from carboxylic acids, esters or anhydrides wherein one oxygen atom has been replaced by a sulfur, selenium or tellurium atom [2]

67/

by conversion of a group containing nitrogen into an ester group [2]

67/

from amides or lactams [2]

67/

from nitriles [2]

67/

by reacting carboxylic acids or derivatives thereof with a carbon-to-oxygen ether bond, e.g. acetal, tetrahydrofuran [2]

67/

with an oxirane ring [2]

67/

from ortho-esters [3]

67/

by modifying the hydroxylic moiety of the ester, such modification not being an introduction of an ester group [2]

67/

283

by hydrogenation of unsaturated carbon-to-carbon bonds [3]

67/

287

by introduction of halogen; by substitution of halogen atoms by other halogen atoms [3]

67/

by introduction of oxygen-containing functional groups [3]

67/

293

by isomerisation; by change of size of the carbon skeleton [3]

67/

297

by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups [3]

67/

by modifying the acid moiety of the ester, such modification not being an introduction of an ester group [2]

67/

303

by hydrogenation of unsaturated carbon-to-carbon bonds [3]

67/

307

by introduction of halogen; by substitution of halogen atoms by other halogen atoms [3]

67/

by introduction of functional groups containing oxygen only in singly bound form [3]

67/

313

by introduction of doubly bound oxygen containing functional groups, e.g. carboxyl groups [3]

67/

317

by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups [3]

67/

Decarboxylation [2,3]

67/

327

by elimination of functional groups containing oxygen only in singly bound form [3]

67/

333

by isomerisation; by change of size of the carbon skeleton (introduction or elimination of carboxyl groups C07C 67/313, C07C 67/32) [3]

67/

Migration of

groups in the molecule [2,3]

67/

343

by increase in the number of carbon atoms [3]

67/

347

by addition to unsaturated carbon-to-carbon bonds [3]

67/

by reaction with carbon monoxide or formates (C07C 67/02, C07C 67/03, C07C 67/10 take precedence) [2]

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by reaction of ethers with carbon monoxide [2]

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by addition to an unsaturated carbon-to-carbon bond [2]

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by oxidation of groups which are precursors for the acid moiety of the ester [3]

67/

by oxidation of primary alcohols [2,3]

67/

by oxidation of secondary alcohols or ketones [2,3]

67/

by oxidation-reduction of aldehydes, e.g. Tishchenko reaction [2]

67/

from ketenes or polyketenes [2]

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465

by oligomerisation [3]

67/

by telomerisation (macromolecular compounds C08) [3]

67/

475

by splitting of carbon-to-carbon bonds and redistribution, e.g. disproportionation or migration of

groups between different molecules [3]

67/

Separation; Purification; Stabilisation; Use of additives [2,3]

67/

by change in the physical state, e.g. crystallisation [3]

67/

by distillation [3]

67/

by solid-liquid treatment; by chemisorption [3]

67/

by liquid-liquid treatment [3]

67/

by treatment giving rise to chemical modification (by chemisorption C07C 67/56) [3]

67/

Use of additives, e.g. for stabilisation [3]

68/

Preparation of esters of carbonic or haloformic acids [2]

68/

from phosgene or haloformates [2]

68/

from carbon dioxide or inorganic carbonates [2]

68/

from organic carbonates [2]

68/

Purification; Separation; Stabilisation [2]

69/

Esters of carboxylic acids; Esters of carbonic or haloformic acids (ortho esters, see the relevant groups, e.g. C07C 43/32)

Notes

(1)

In this group, esters having a variably-specified acid moiety, i.e. covered by more than one of groups C07C 69/02, C07C 69/34, C07C 69/52, C07C 69/608, C07C 69/612, C07C 69/62, C07C 69/66, C07C 69/74, C07C 69/76, C07C 69/95, C07C 69/96, are covered by groups C07C 69/003 to C07C 69/017 according to their hydroxylic moiety. [3]

(2)

Attention is drawn to Note (4) following the title of this subclass. [5]

69/

003

Esters of saturated alcohols having the esterified hydroxy group bound to an acyclic carbon atom [3]

69/

007

Esters of unsaturated alcohols having the esterified hydroxy group bound to an acyclic carbon atom [3]

69/

Vinyl esters [3]

69/

013

Esters of alcohols having the esterified hydroxy group bound to a carbon atom of a ring other than a six-membered aromatic ring [3]

69/

017

Esters of hydroxy compounds having the esterified hydroxy group bound to a carbon atom of a six-membered aromatic ring [3]

69/

Esters of acyclic saturated monocarboxylic acids having the carboxyl group bound to an acyclic carbon atom or to hydrogen

69/

025

esterified with unsaturated alcohols having the esterified hydroxy group bound to an acyclic carbon atom [3]

69/

esterified with alcohols having the esterified hydroxy group bound to a carbon atom of a ring other than a six-membered aromatic ring [3]

69/

035

esterified with a hydroxy compound having the esterified hydroxy group bound to a carbon atom of a six-membered aromatic ring [3]

69/

Formic acid esters

69/

of monohydroxylic compounds

69/

of unsaturated alcohols [2]

69/

of dihydroxylic compounds

69/

of trihydroxylic compounds

69/

Acetic acid esters

69/

of monohydroxylic compounds

69/

145

of unsaturated alcohols [2]

69/

Vinyl acetate [2]

69/

155

Allyl acetate [2]

69/

157

containing six-membered aromatic rings [3]

69/

of dihydroxylic compounds

69/

of trihydroxylic compounds

69/

of hydroxy compounds with more than three hydroxy groups (esters of sugars C07H) [2]

69/

having three or more carbon atoms in the acid moiety

69/

esterified with monohydroxylic compounds

69/

Synthetic waxes

69/

esterified with dihydroxylic compounds

69/

esterified with trihydroxylic compounds (fats, oils C11B, C11C)

69/

esterified with hydroxy compounds having more than three hydroxy groups (esters of sugars C07H) [2]

69/

Esters of acyclic saturated polycarboxylic acids having an esterified carboxyl group bound to an acyclic carbon atom [3]

69/

347

esterified with unsaturated alcohols having the esterified hydroxy group bound to an acyclic carbon atom [3]

69/

353

esterified with a hydroxy compound having the esterified hydroxy group bound to a carbon atom of a six-membered aromatic ring [3]

69/

Oxalic acid esters [3]

69/

Malonic acid esters [3]

69/

Succinic acid esters [3]

69/

Glutaric acid esters [3]

69/

Adipic acid esters [3]

69/

Pimelic acid esters [3]

69/

Azelaic acid esters [3]

69/

Sebacic acid esters [3]

69/

Esters of acyclic unsaturated carboxylic acids having the esterified carboxyl group bound to an acyclic carbon atom [3]

69/

527

of unsaturated hydroxy compounds [3]

69/

533

Monocarboxylic acid esters having only one carbon-to-carbon double bond [3]

69/

Acrylic acid esters; Methacrylic acid esters [3]

69/

Crotonic acid esters; Vinyl acetic acid esters [3]

69/

Esters of straight chain acids with eighteen carbon atoms in the acid moiety [3]

69/

587

Monocarboxylic acid esters having at least two carbon-to-carbon double bonds [3]

69/

593

Dicarboxylic acid esters having only one carbon-to-carbon double bond [3]

69/

Maleic acid esters; Fumaric acid esters [3]

69/

602

Dicarboxylic acid esters having at least two carbon-to-carbon double bonds [3]

69/

604

Polycarboxylic acid esters, the acid moiety containing more than two carboxyl groups [3]

69/

606

having only carbon-to-carbon triple bonds as unsaturation in the carboxylic acid moiety [3]

69/

608

Esters of carboxylic acids having a carboxyl group bound to an acyclic carbon atom and having a ring other than a six-membered aromatic ring in the acid moiety [3]

69/

612

Esters of carboxylic acids having a carboxyl group bound to an acyclic carbon atom and having a six-membered aromatic ring in the acid moiety [3]

69/

614

of phenylacetic acid [3]

69/

616

polycyclic [3]

69/

618

having unsaturation outside the six-membered aromatic ring [3]

69/

Halogen-containing esters (haloformic acid esters C07C 69/96) [2]

69/

of saturated acids [2]

69/

635

containing rings in the acid moiety [3]

69/

of unsaturated acids [2]

69/

653

Acrylic acid esters; Methacrylic acid esters; Haloacrylic acid esters; Halomethacrylic acid esters [3]

69/

657

Maleic acid esters; Fumaric acid esters; Halomaleic acid esters; Halofumaric acid esters [3]

69/

Esters of carboxylic acids having esterified carboxyl groups bound to acyclic carbon atoms and having any of the groups OH, O-metal, –CHO, keto, ether, acyloxy,

groups,

groups, or

in the acid moiety

69/

of saturated acids [2]

69/

675

of saturated hydroxy-carboxylic acids [3]

69/

Lactic acid esters [3]

69/

Tartaric acid esters [3]

69/

704

Citric acid esters [3]

69/

708

Ethers [3]

69/

712

the hydroxy group of the ester being etherified with a hydroxy compound having the hydroxy group bound to a carbon atom of a six-membered aromatic ring [3]

69/

716

Esters of keto-carboxylic acids [3]

69/

Acetoacetic acid esters [3]

69/

of unsaturated acids [2]

69/

732

of unsaturated hydroxy carboxylic acids [3]

69/

734

Ethers [3]

69/

736

the hydroxy group of the ester being etherified with a hydroxy compound having the hydroxy group bound to a carbon atom of a six-membered aromatic ring [3]

69/

738

Esters of keto-carboxylic acids [3]

69/

Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring

69/

743

of acids with a three-membered ring and with unsaturation outside the ring [3]

69/

747

Chrysanthemumic acid esters [3]

69/

of acids with a six-membered ring [3]

69/

753

of polycyclic acids [3]

69/

757

having any of the groups OH, O-metal, –CHO, keto, ether, acyloxy,

groups,

groups, or

in the acid moiety [3]

69/

Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a six-membered aromatic ring

69/

767

esterified with unsaturated alcohols having the esterified hydroxy group bound to an acyclic carbon atom [3]

69/

773

esterified with a hydroxy compound having the esterified hydroxy group bound to a carbon atom of a six-membered aromatic ring [3]

69/

Benzoic acid esters

69/

Phthalic acid esters [2]

69/

Terephthalic acid esters

69/

of unsaturated alcohols [2]

69/

of monocyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of a six-membered aromatic ring

69/

with esterified hydroxyl groups

69/

with esterified carboxyl groups

69/

with esterified hydroxyl and carboxyl groups

69/

with etherified hydroxyl groups [2]

69/

of polycyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of six-membered aromatic rings [2]

69/

Esters of quinone carboxylic acids [2]

69/

Esters of carbonic or haloformic acids [2]

C07C 61/00 - C07C 65/42

C07C 71/00 - C07C 205/61