ES2887223T3 - Proceso para la ciclopropanación de olefinas usando compuestos de N-metil-N-nitroso - Google Patents
Proceso para la ciclopropanación de olefinas usando compuestos de N-metil-N-nitroso Download PDFInfo
- Publication number
- ES2887223T3 ES2887223T3 ES16766534T ES16766534T ES2887223T3 ES 2887223 T3 ES2887223 T3 ES 2887223T3 ES 16766534 T ES16766534 T ES 16766534T ES 16766534 T ES16766534 T ES 16766534T ES 2887223 T3 ES2887223 T3 ES 2887223T3
- Authority
- ES
- Spain
- Prior art keywords
- nitroso
- nmk
- substrate
- methyl ketone
- methyl
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000005888 cyclopropanation reaction Methods 0.000 title description 13
- 150000001336 alkenes Chemical class 0.000 title description 11
- 239000000758 substrate Substances 0.000 claims abstract description 25
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000003054 catalyst Substances 0.000 claims abstract description 16
- 239000002585 base Substances 0.000 claims abstract description 13
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims abstract description 9
- 235000019253 formic acid Nutrition 0.000 claims abstract description 9
- 229910052723 transition metal Inorganic materials 0.000 claims abstract description 7
- 150000003624 transition metals Chemical class 0.000 claims abstract description 7
- 239000011203 carbon fibre reinforced carbon Substances 0.000 claims abstract description 6
- 125000001559 cyclopropyl group Chemical group [H]C1([H])C([H])([H])C1([H])* 0.000 claims abstract description 6
- -1 alkali metal nitrite Chemical class 0.000 claims abstract description 4
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract description 3
- 150000001875 compounds Chemical class 0.000 claims description 13
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 9
- JSNRRGGBADWTMC-UHFFFAOYSA-N alpha-farnesene Natural products CC(C)=CCCC(C)=CCCC(=C)C=C JSNRRGGBADWTMC-UHFFFAOYSA-N 0.000 claims description 6
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 125000001118 alkylidene group Chemical group 0.000 claims description 4
- 125000003118 aryl group Chemical group 0.000 claims description 4
- CXENHBSYCFFKJS-UHFFFAOYSA-N α-farnesene Chemical compound CC(C)=CCCC(C)=CCC=C(C)C=C CXENHBSYCFFKJS-UHFFFAOYSA-N 0.000 claims description 4
- JSNRRGGBADWTMC-QINSGFPZSA-N (E)-beta-Farnesene Natural products CC(C)=CCC\C(C)=C/CCC(=C)C=C JSNRRGGBADWTMC-QINSGFPZSA-N 0.000 claims description 2
- JXBSHSBNOVLGHF-UHFFFAOYSA-N 10-cis-Dihydrofarnesen Natural products CC=C(C)CCC=C(C)CCC=C(C)C JXBSHSBNOVLGHF-UHFFFAOYSA-N 0.000 claims description 2
- YSNRTFFURISHOU-UHFFFAOYSA-N beta-farnesene Natural products C=CC(C)CCC=C(C)CCC=C(C)C YSNRTFFURISHOU-UHFFFAOYSA-N 0.000 claims description 2
- 150000003505 terpenes Chemical class 0.000 claims description 2
- BUFWFGAUZTUMMV-UHFFFAOYSA-N n-methyl-n-(2-methyl-4-oxopentan-2-yl)nitrous amide Chemical compound O=NN(C)C(C)(C)CC(C)=O BUFWFGAUZTUMMV-UHFFFAOYSA-N 0.000 abstract description 10
- WYMGVBJKEPKVNH-UHFFFAOYSA-N 4-methyl-4-(methylamino)pentan-2-one Chemical compound CNC(C)(C)CC(C)=O WYMGVBJKEPKVNH-UHFFFAOYSA-N 0.000 abstract 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 53
- YXHKONLOYHBTNS-UHFFFAOYSA-N Diazomethane Chemical compound C=[N+]=[N-] YXHKONLOYHBTNS-UHFFFAOYSA-N 0.000 description 24
- 239000002253 acid Substances 0.000 description 21
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 18
- 238000006243 chemical reaction Methods 0.000 description 13
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 10
- 238000005191 phase separation Methods 0.000 description 10
- 239000004135 Bone phosphate Substances 0.000 description 8
- 230000009935 nitrosation Effects 0.000 description 8
- 238000007034 nitrosation reaction Methods 0.000 description 8
- 239000012074 organic phase Substances 0.000 description 8
- 238000002360 preparation method Methods 0.000 description 8
- 239000012044 organic layer Substances 0.000 description 7
- OZXIZRZFGJZWBF-UHFFFAOYSA-N 1,3,5-trimethyl-2-(2,4,6-trimethylphenoxy)benzene Chemical compound CC1=CC(C)=CC(C)=C1OC1=C(C)C=C(C)C=C1C OZXIZRZFGJZWBF-UHFFFAOYSA-N 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 239000012455 biphasic mixture Substances 0.000 description 6
- SHOJXDKTYKFBRD-UHFFFAOYSA-N mesityl oxide Natural products CC(C)=CC(C)=O SHOJXDKTYKFBRD-UHFFFAOYSA-N 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 229910004373 HOAc Inorganic materials 0.000 description 5
- 239000008346 aqueous phase Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 150000007513 acids Chemical class 0.000 description 4
- 150000001735 carboxylic acids Chemical class 0.000 description 4
- 238000004821 distillation Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000003960 organic solvent Substances 0.000 description 4
- 230000020477 pH reduction Effects 0.000 description 4
- 238000005160 1H NMR spectroscopy Methods 0.000 description 3
- UQRONKZLYKUEMO-UHFFFAOYSA-N 4-methyl-1-(2,4,6-trimethylphenyl)pent-4-en-2-one Chemical group CC(=C)CC(=O)Cc1c(C)cc(C)cc1C UQRONKZLYKUEMO-UHFFFAOYSA-N 0.000 description 3
- LVZWSLJZHVFIQJ-UHFFFAOYSA-N Cyclopropane Chemical compound C1CC1 LVZWSLJZHVFIQJ-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- WKTFYOLQYFSZBF-UHFFFAOYSA-N methanamine 1,3,5-trimethyl-2-(2,4,6-trimethylphenoxy)benzene Chemical compound CN.Cc1cc(C)c(Oc2c(C)cc(C)cc2C)c(C)c1 WKTFYOLQYFSZBF-UHFFFAOYSA-N 0.000 description 3
- 238000007069 methylation reaction Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 3
- 229910052763 palladium Inorganic materials 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 235000010288 sodium nitrite Nutrition 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- CUJRVFIICFDLGR-UHFFFAOYSA-N acetylacetonate Chemical compound CC(=O)[CH-]C(C)=O CUJRVFIICFDLGR-UHFFFAOYSA-N 0.000 description 2
- 150000003973 alkyl amines Chemical class 0.000 description 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 150000008049 diazo compounds Chemical class 0.000 description 2
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000011987 methylation Effects 0.000 description 2
- ZRSNZINYAWTAHE-UHFFFAOYSA-N p-methoxybenzaldehyde Chemical compound COC1=CC=C(C=O)C=C1 ZRSNZINYAWTAHE-UHFFFAOYSA-N 0.000 description 2
- JKDRQYIYVJVOPF-FDGPNNRMSA-L palladium(ii) acetylacetonate Chemical compound [Pd+2].C\C([O-])=C\C(C)=O.C\C([O-])=C\C(C)=O JKDRQYIYVJVOPF-FDGPNNRMSA-L 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- MEJYDZQQVZJMPP-ULAWRXDQSA-N (3s,3ar,6r,6ar)-3,6-dimethoxy-2,3,3a,5,6,6a-hexahydrofuro[3,2-b]furan Chemical compound CO[C@H]1CO[C@@H]2[C@H](OC)CO[C@@H]21 MEJYDZQQVZJMPP-ULAWRXDQSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- WPCYEJXZNMHQDB-UHFFFAOYSA-N 4-methylpent-3-en-2-one propan-2-one Chemical compound CC(C)=O.CC(C)=CC(C)=O WPCYEJXZNMHQDB-UHFFFAOYSA-N 0.000 description 1
- 239000005711 Benzoic acid Substances 0.000 description 1
- ACEQASJKXGHPOZ-UHFFFAOYSA-N CN(O)C1=C(C)C=C(C)C=C1C Chemical compound CN(O)C1=C(C)C=C(C)C=C1C ACEQASJKXGHPOZ-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 1
- IAZDPXIOMUYVGZ-WFGJKAKNSA-N Dimethyl sulfoxide Chemical compound [2H]C([2H])([2H])S(=O)C([2H])([2H])[2H] IAZDPXIOMUYVGZ-WFGJKAKNSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical class C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 101150003085 Pdcl gene Proteins 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 235000010233 benzoic acid Nutrition 0.000 description 1
- 230000002051 biphasic effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- YMGUBTXCNDTFJI-UHFFFAOYSA-N cyclopropanecarboxylic acid Chemical compound OC(=O)C1CC1 YMGUBTXCNDTFJI-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000001212 derivatisation Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007701 flash-distillation Methods 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 238000005111 flow chemistry technique Methods 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- XJRXCLFJJABWRE-UHFFFAOYSA-N methanamine 4-methylpent-3-en-2-one Chemical compound CN.CC(C)=CC(C)=O XJRXCLFJJABWRE-UHFFFAOYSA-N 0.000 description 1
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 description 1
- 125000002467 phosphate group Chemical class [H]OP(=O)(O[H])O[*] 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000010963 scalable process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
- C07C2/86—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C13/00—Cyclic hydrocarbons containing rings other than, or in addition to, six-membered aromatic rings
- C07C13/02—Monocyclic hydrocarbons or acyclic hydrocarbon derivatives thereof
- C07C13/04—Monocyclic hydrocarbons or acyclic hydrocarbon derivatives thereof with a three-membered ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C241/00—Preparation of compounds containing chains of nitrogen atoms singly-bound to each other, e.g. hydrazines, triazanes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C243/00—Compounds containing chains of nitrogen atoms singly-bound to each other, e.g. hydrazines, triazanes
- C07C243/04—N-nitroso compounds
- C07C243/06—N-nitroso-amines
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
- C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
- C07C2523/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals of the platinum group metals
- C07C2523/44—Palladium
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- C07C2531/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
- C07C2531/20—Carbonyls
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/02—Systems containing only non-condensed rings with a three-membered ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB1516396.7A GB201516396D0 (en) | 2015-09-16 | 2015-09-16 | Improvements in or relating to organic compounds |
| PCT/EP2016/071630 WO2017046122A1 (en) | 2015-09-16 | 2016-09-14 | Process for the cyclopropanation of olefins using n-methyl-n-nitroso compounds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2887223T3 true ES2887223T3 (es) | 2021-12-22 |
Family
ID=54363254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES16766534T Active ES2887223T3 (es) | 2015-09-16 | 2016-09-14 | Proceso para la ciclopropanación de olefinas usando compuestos de N-metil-N-nitroso |
Country Status (11)
| Country | Link |
|---|---|
| US (2) | US10611704B2 (https=) |
| EP (2) | EP3350144B1 (https=) |
| JP (2) | JP6884767B2 (https=) |
| CN (2) | CN108025997B (https=) |
| BR (1) | BR112018004042B1 (https=) |
| ES (1) | ES2887223T3 (https=) |
| GB (1) | GB201516396D0 (https=) |
| IL (2) | IL257799B (https=) |
| MX (2) | MX2018002778A (https=) |
| SG (1) | SG10202003047PA (https=) |
| WO (1) | WO2017046122A1 (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201516396D0 (en) * | 2015-09-16 | 2015-10-28 | Givaudan Sa | Improvements in or relating to organic compounds |
| CN108484347B (zh) * | 2018-04-28 | 2021-02-05 | 江苏八巨药业有限公司 | 一种末端异戊二烯类化合物环丙烷化的制备方法 |
| GB201810514D0 (en) * | 2018-06-27 | 2018-08-15 | Givaudan Sa | Improvements in or relating to organic compounds |
| EP3995477A4 (en) | 2019-07-02 | 2022-09-14 | Asymchem Laboratories (Tianjin) Co., Ltd. | METHOD AND DEVICE FOR THE CONTINUOUS SYNTHESIS OF CYCLOPROPANE COMPOUNDS |
| CN113275032A (zh) * | 2020-02-20 | 2021-08-20 | 太原理工大学 | 用于甲苯甲醇侧链烷基化的分子筛催化剂及其制备方法和应用 |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE855551C (de) | 1942-05-13 | 1952-11-13 | Knoll Ag | Verfahren zur Herstellung von Mono- bzw. symmetrischem Dimethylharnstoff |
| US2960536A (en) * | 1957-04-11 | 1960-11-15 | Fmc Corp | Process for the production of nitrosamines |
| JPS4933933B1 (https=) * | 1970-02-16 | 1974-09-11 | ||
| JPS54160325A (en) * | 1978-06-05 | 1979-12-19 | Mitsubishi Petrochem Co Ltd | Nitrosation |
| US4650881A (en) | 1985-04-01 | 1987-03-17 | Iowa State University Research Foundation, Inc. | Synthesis of isocoumarins via thallation-olefination of arenes |
| US5854405A (en) * | 1997-11-13 | 1998-12-29 | Aerojet-General Corporation | Continuous process for diazomethane from an n-methyl-n-nitrosoamine and from methylurea through n-methyl-n-nitrosourea |
| GB2357501B (en) | 1999-12-23 | 2001-11-28 | Phoenix Chemicals Ltd | Generation of diazomethane |
| EP1269982A1 (en) | 2001-06-30 | 2003-01-02 | Givaudan SA | Fragrance and flavour compositions |
| WO2010131145A1 (en) | 2009-05-12 | 2010-11-18 | Pfizer Limited | Cyclobutenedione derivatives |
| EP3404108A1 (de) | 2009-06-05 | 2018-11-21 | Basf Se | Biokatalytische herstellung von ambroxan |
| JP2011105691A (ja) * | 2009-11-20 | 2011-06-02 | M Carreira Erick | トリフルオロメチルシクロプロパン化合物の製造方法 |
| CN102127070A (zh) * | 2010-01-15 | 2011-07-20 | 山东轩竹医药科技有限公司 | 吡啶并环衍生物 |
| EP2755962B1 (en) | 2011-09-13 | 2017-03-01 | Glaxosmithkline LLC | Azaindazoles |
| GB201201066D0 (en) * | 2012-01-23 | 2012-03-07 | Bakhu Ltd | A method for the preparation of diazoalkanes |
| US20130273619A1 (en) | 2012-04-16 | 2013-10-17 | Basf Se | Process for the Preparation of (3E, 7E)-Homofarnesol |
| CN102976945A (zh) * | 2012-12-29 | 2013-03-20 | 贵阳柏丝特化工有限公司 | 一种利用微反应器合成菊酸乙酯化合物的方法 |
| GB201318886D0 (en) * | 2013-10-25 | 2013-12-11 | Givaudan Sa | Improvements i or relating to organic compounds |
| GB201318894D0 (en) | 2013-10-25 | 2013-12-11 | Givaudan Sa | Improvements in or relating to organic compounds |
| GB201319677D0 (en) * | 2013-11-07 | 2013-12-25 | Eth Z Rich | Cyclopropanation |
| GB201516396D0 (en) * | 2015-09-16 | 2015-10-28 | Givaudan Sa | Improvements in or relating to organic compounds |
-
2015
- 2015-09-16 GB GBGB1516396.7A patent/GB201516396D0/en not_active Ceased
-
2016
- 2016-09-14 EP EP16766534.8A patent/EP3350144B1/en active Active
- 2016-09-14 CN CN201680053827.6A patent/CN108025997B/zh active Active
- 2016-09-14 EP EP21173454.6A patent/EP3882230A1/en active Pending
- 2016-09-14 ES ES16766534T patent/ES2887223T3/es active Active
- 2016-09-14 CN CN202110033366.9A patent/CN112778071A/zh active Pending
- 2016-09-14 US US15/758,795 patent/US10611704B2/en active Active
- 2016-09-14 SG SG10202003047PA patent/SG10202003047PA/en unknown
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- 2016-09-14 WO PCT/EP2016/071630 patent/WO2017046122A1/en not_active Ceased
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2018
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2020
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2021
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| IL278017B (en) | 2021-10-31 |
| JP7330226B2 (ja) | 2023-08-21 |
| JP2018527373A (ja) | 2018-09-20 |
| MX2018002778A (es) | 2018-04-13 |
| JP2021113234A (ja) | 2021-08-05 |
| CN112778071A (zh) | 2021-05-11 |
| IL257799B (en) | 2020-10-29 |
| EP3350144B1 (en) | 2021-06-23 |
| EP3350144A1 (en) | 2018-07-25 |
| CN108025997A (zh) | 2018-05-11 |
| WO2017046122A1 (en) | 2017-03-23 |
| EP3882230A1 (en) | 2021-09-22 |
| BR112018004042A2 (https=) | 2018-10-02 |
| US20200172453A1 (en) | 2020-06-04 |
| US10611704B2 (en) | 2020-04-07 |
| IL278017A (en) | 2020-11-30 |
| MX2022014035A (es) | 2022-11-30 |
| US20190055172A1 (en) | 2019-02-21 |
| SG10202003047PA (en) | 2020-05-28 |
| JP6884767B2 (ja) | 2021-06-09 |
| IL257799A (en) | 2018-04-30 |
| US11034628B2 (en) | 2021-06-15 |
| CN108025997B (zh) | 2021-01-15 |
| BR112018004042B1 (pt) | 2022-03-22 |
| GB201516396D0 (en) | 2015-10-28 |
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