NO107714C - - Google Patents
Info
- Publication number
- NO107714C NO107714C NO107714DA NO107714C NO 107714 C NO107714 C NO 107714C NO 107714D A NO107714D A NO 107714DA NO 107714 C NO107714 C NO 107714C
- Authority
- NO
- Norway
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C313/00—Sulfinic acids; Sulfenic acids; Halides, esters or anhydrides thereof; Amides of sulfinic or sulfenic acids, i.e. compounds having singly-bound oxygen atoms of sulfinic or sulfenic groups replaced by nitrogen atoms, not being part of nitro or nitroso groups
- C07C313/08—Sulfenic acids; Derivatives thereof
- C07C313/10—Sulfenic acids; Esters thereof
- C07C313/16—Sulfenic acids; Esters thereof having sulfur atoms of sulfenic groups bound to carbon atoms of six-membered aromatic rings
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/44—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by —CHO groups
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C213/00—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
- C07C303/22—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof from sulfonic acids, by reactions not involving the formation of sulfo or halosulfonyl groups; from sulfonic halides by reactions not involving the formation of halosulfonyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C313/00—Sulfinic acids; Sulfenic acids; Halides, esters or anhydrides thereof; Amides of sulfinic or sulfenic acids, i.e. compounds having singly-bound oxygen atoms of sulfinic or sulfenic groups replaced by nitrogen atoms, not being part of nitro or nitroso groups
- C07C313/02—Sulfinic acids; Derivatives thereof
- C07C313/04—Sulfinic acids; Esters thereof
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
- C07C319/02—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of thiols
- C07C319/12—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of thiols by reactions not involving the formation of mercapto groups
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/01—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
- C07C37/055—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis the substituted group being bound to oxygen, e.g. ether group
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
- C07C39/12—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic with no unsaturation outside the aromatic rings
- C07C39/17—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic with no unsaturation outside the aromatic rings containing other rings in addition to the six-membered aromatic rings, e.g. cyclohexylphenol
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/673—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by change of size of the carbon skeleton
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/367—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of functional groups containing oxygen only in singly bound form
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C65/01—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups
- C07C65/03—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups monocyclic and having all hydroxy or O-metal groups bound to the ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US118514A US3256336A (en) | 1961-06-21 | 1961-06-21 | Cleavage of alkyl o-hydroxyphenyl ethers |
Publications (1)
Publication Number | Publication Date |
---|---|
NO107714C true NO107714C (sk) |
Family
ID=22379077
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO107714D NO107714C (sk) | 1961-06-21 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3256336A (sk) |
DE (1) | DE1182662B (sk) |
GB (1) | GB967605A (sk) |
NL (2) | NL129847C (sk) |
NO (1) | NO107714C (sk) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1986002634A1 (en) * | 1984-10-22 | 1986-05-09 | Chemical Dynamics Development Ab | A method for dealkylation of alkyl-aryl ethers |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3642622A (en) * | 1970-10-27 | 1972-02-15 | Texaco Inc | Drilling fluid |
US3970707A (en) * | 1974-04-11 | 1976-07-20 | Vasily Ivanovich Shvedov | Method for preparing 3,5,3',5'-tetrabromo-2,4,2',4'-tetraoxydiphenyl |
US4172960A (en) * | 1975-06-28 | 1979-10-30 | Fisons Limited | Process for preparing pyrogallol |
US4060561A (en) * | 1976-09-20 | 1977-11-29 | Continental Oil Company | Method for the preparation of trimethylhydroquinone |
US4093667A (en) * | 1977-03-14 | 1978-06-06 | Continental Oil Company | Preparation of 4-n-hexylresorcinol |
US4476330A (en) * | 1978-08-16 | 1984-10-09 | Mobil Oil Corporation | Conversion of ethers using a zeolite catalyst |
FR2513631A1 (fr) * | 1981-09-29 | 1983-04-01 | Rhone Poulenc Spec Chim | Procede d'hydrolyse d'ethers aryl-aliphatiques |
US4618627A (en) * | 1983-05-13 | 1986-10-21 | Yamanouchi Pharmaceutical Co., Ltd. | Catechol derivatives and pharmaceutical compositions thereof for inhibiting anaphylaxis (SRS-A) |
US5236952A (en) * | 1986-03-11 | 1993-08-17 | Hoffmann-La Roche Inc. | Catechol derivatives |
GB9113431D0 (en) * | 1991-06-20 | 1991-08-07 | Orion Yhytma Oy | Method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde |
GB9419274D0 (en) * | 1994-09-23 | 1994-11-09 | Orion Yhtymae Oy | New method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde |
FR2921921B1 (fr) * | 2007-10-03 | 2011-08-19 | Clariant Specialty Fine Chem F | Procede de synthese de composes polyhydroxystilbeniques. |
EP2874980B1 (en) | 2012-07-19 | 2017-11-22 | Laurus Labs Limited | Improved process for preparation of 2,3-dihydroxy benzonitrile |
CN104072362A (zh) * | 2014-07-15 | 2014-10-01 | 吴学民 | 一种抗病毒化合物原儿茶酸的合成工艺 |
CN107118128B (zh) * | 2017-04-25 | 2020-04-21 | 常州佳德医药科技有限公司 | 3,4-二羟基苯甲腈的制备方法 |
CN108821955B (zh) * | 2018-05-24 | 2021-05-18 | 荆楚理工学院 | 一种通过脱除邻香兰素的甲基制备2,3-二羟基苯甲醛的方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2100228A (en) * | 1936-05-27 | 1937-11-23 | Du Pont | Process for the dealkylation of alkyl-aryl ethers |
US2878292A (en) * | 1955-06-20 | 1959-03-17 | Crown Zellerbach Corp | Purification of bourbonal |
-
0
- NO NO107714D patent/NO107714C/no unknown
- NL NL279980D patent/NL279980A/xx unknown
- NL NL129847D patent/NL129847C/xx active
-
1961
- 1961-06-21 US US118514A patent/US3256336A/en not_active Expired - Lifetime
-
1962
- 1962-06-19 DE DE1962M0053259 patent/DE1182662B/de active Pending
- 1962-06-20 GB GB23816/62A patent/GB967605A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1986002634A1 (en) * | 1984-10-22 | 1986-05-09 | Chemical Dynamics Development Ab | A method for dealkylation of alkyl-aryl ethers |
Also Published As
Publication number | Publication date |
---|---|
NL279980A (sk) | |
DE1182662B (de) | 1964-12-03 |
NL129847C (sk) | |
US3256336A (en) | 1966-06-14 |
GB967605A (en) | 1964-08-26 |