5-Chloro-2-methyl-2,3-dihydrodibenzo[2,3:6,7]oxepino[4,5-c]pyrrole-(2H)-one
- Name5-Chloro-2-methyl-2,3-dihydrodibenzo[2,3:6,7]oxepino[4,5-c]pyrrole-(2H)-one
- CAS934996-79-9
- Purity99%
Product Details
Manufacturer supply top purity 5-Chloro-2-methyl-2,3-dihydrodibenzo[2,3:6,7]oxepino[4,5-c]pyrrole-(2H)-one 934996-79-9 with ISO standards
- Molecular Formula:C17H12ClNO2
- Molecular Weight:297.741
- Refractive Index:1.704
- Boiling Point:530.834 °C at 760 mmHg
- PKA:-1.25±0.20(Predicted)
- Flash Point:274.839 °C
- PSA：29.54000
- Density:1.435 g/cm3
- LogP:3.76640
5-Chloro-2-methyl-2,3-dihydrodibenzo[2,3:6,7]oxepino[4,5-c]pyrrole-(2H)-one(Cas 934996-79-9) Usage
InChI:InChI=1/C17H12ClNO2/c1-19-9-13-12-8-10(18)6-7-15(12)21-14-5-3-2-4-11(14)16(13)17(19)20/h2-8H,9H2,1H3
934996-79-9 Relevant articles
A process for the preparation of key intermediate asenapine
-
Paragraph 0029; 0039; 0040, (2017/01/31)
The invention provides a chemical synthe...
IMPROVED PROCESS FOR THE PREPARATION OF ASENAPINE MALEATE
-
Page/Page column 9, (2013/03/26)
The present invention relates to a proce...
PROCESS FOR THE PREPARATION OF (3ARS,12BRS)-5-CHLORO-2-METHYL-2,3,3A12B-TETRAHYDRO-1HDIBENZO[2,3:6,7] OXEPINO [4,5-C]PYRROLE MALEATE AND IT'S PHARMACEUTICAL COMPOSITION THEREOF
-
Page/Page column 36; 37, (2012/04/10)
The present invention relates to an impr...
ASENAPINE MALEATE
-
Page/Page column 37, (2012/01/06)
Aspects of the present application relat...
934996-79-9 Process route
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![3-[2-(4-chloro-phenoxy)-phenyl]-1-methyl-pyrrolidine-2,4-dione](/upload/2026/6/8fcda3b2061949ad8edcf52f8c8f68a1_a5279c00-883b-4172-8dc8-9c49ffc027d9.png)
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3-[2-(4-chloro-phenoxy)-phenyl]-1-methyl-pyrrolidine-2,4-dione
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![5-chloro-2-methyl-2,3-dihydro-1H-dibenzo[2,3:6,7]oxepino [4,5-c]pyrrole-1-one](/upload/2026/6/aa516287d1ef42b3826d168db4e163c7_cf4569d4-6ad0-47e1-ace2-53f45af6161d.png)
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934996-79-9
5-chloro-2-methyl-2,3-dihydro-1H-dibenzo[2,3:6,7]oxepino [4,5-c]pyrrole-1-one
| Conditions | Yield |
|---|---|
|
With
dmap; acetic anhydride;
In
dichloromethane;
at 30 - 50 ℃;
Reagent/catalyst;
Temperature;
|
94.9% |
|
With
phosphoric acid; phosphorus pentoxide;
at 115 - 140 ℃;
for 96h;
Neat (no solvent);
|
58% |
|
With
phosphoric acid; phosphorus pentoxide;
at 100 - 120 ℃;
Product distribution / selectivity;
|
|
|
With
phosphorus pentoxide; phosphoric acid;
at 115 - 120 ℃;
for 96h;
Product distribution / selectivity;
|
|
|
With
trifluorormethanesulfonic acid;
at 110 - 115 ℃;
|
-
-
2444-36-2
2'-chloro-benzeneacetic acid
-
-
934996-79-9
5-chloro-2-methyl-2,3-dihydro-1H-dibenzo[2,3:6,7]oxepino [4,5-c]pyrrole-1-one
| Conditions | Yield |
|---|---|
|
Multi-step reaction with 4 steps
1.1: potassium carbonate; copper / o-xylene / 25 - 30 °C / Reflux
2.1: thionyl chloride / N,N-dimethyl-formamide; toluene / 40 - 50 °C
2.2: 0 - 30 °C
3.1: potassium tert-butylate / toluene / 15 - 30 °C / Inert atmosphere
3.2: 0 - 5 °C / pH 2 - 2.5
4.1: phosphorus pentoxide; phosphoric acid / 100 - 120 °C
With
thionyl chloride; phosphoric acid; potassium tert-butylate; phosphorus pentoxide; copper; potassium carbonate;
In
o-xylene; N,N-dimethyl-formamide; toluene;
|
|
|
Multi-step reaction with 5 steps
1.1: sulfuric acid / 1 h / Reflux
2.1: caesium carbonate / copper(l) chloride; dimethylaminoacetic acid / 1,4-dioxane / 110 - 115 °C
2.2: 5 h / 25 - 65 °C
3.1: hydrogenchloride / dichloromethane; water / pH 1.5
3.2: 0.75 h / 0 - 15 °C
4.1: potassium tert-butylate / toluene / 3 h / 20 °C
4.2: 3 h / 20 °C
5.1: phosphorus pentoxide; phosphoric acid / 96 h / 115 - 120 °C
With
hydrogenchloride; phosphorus pentoxide; phosphoric acid; potassium tert-butylate; caesium carbonate;
dimethylaminoacetic acid; sulfuric acid; copper(l) chloride;
In
1,4-dioxane; dichloromethane; water; toluene;
|
934996-79-9 Upstream products
-
2444-36-2
2'-chloro-benzeneacetic acid
-
106-48-9
4-chloro-phenol
-
25563-04-6
o-(p-chlorophenoxy)phenylacetic acid
-
1035404-17-1
ethyl N-[2-[2-(4-chlorophenoxy)phenyl]acetyl]-N-methylglycinate
934996-79-9 Downstream products
-
912356-09-3
trans-11-chloro-2,3,3a,12b-tetrahydro-2-methyl-1H-dibenz[2,3:6,7]oxepino[4,5-c]pyrrol-1-one
-
912356-09-3
cis-5-chloro-2,3,3a,12b-tetrahydro-2-methyl-1H-dibenz[2,3:6,7]oxepino[4,5-c]pyrrol-1-one
-
65576-45-6
asenapine
-
85650-56-2
trans-5-Chloro-2-methyl-2,3,3a,12b-tetrahydro-1H-dibenz<2,3:6,7>oxepino<4,5-c>pyrrolidine maleate
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