1-(p-aminophenyl)-3-ethoxy-2-pyrazolin-5-one (CAS 4105-91-3) — formula C11H13N3O2, molecular weight 219.24; category organic chemicals.
1-(p-aminophenyl)-3-ethoxy-2-pyrazolin-5-one (CAS 4105-91-3) is a chemical raw material in the organic chemicals category. Its molecular formula C11H13N3O2 comprises 11 C, 13 H, 3 N, 2 O atoms. Its molecular weight is about 219.24. Reported physicochemical data: LogP about 1. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 4105-91-3 |
|---|---|
| Molecular Formula | C11H13N3O2 |
| Molecular Weight | 219.24 |
| LogP | 1 |
| Applications | 3H-Pyrazol-3-one, 2-(4-aminophenyl)-5-ethoxy-2, 4-dihydro-: INACTIVE |
| Category | Organic Chemicals |
Documented applications: 3H-Pyrazol-3-one, 2-(4-aminophenyl)-5-ethoxy-2, 4-dihydro-: INACTIVE.
1-(p-aminophenyl)-3-ethoxy-2-pyrazolin-5-one is a carbon-based organic compound with CAS registry number 4105-91-3 and molecular formula C11H13N3O2 (molecular weight 219.24), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 4105-91-3
Its molecular formula C11H13N3O2 comprises 11 C, 13 H, 3 N, 2 O atoms.
Also known as: 1-(p-aminophenyl)-3-ethoxy-2-pyrazolin-5-one · 1-(对氨基苯基)-3-乙氧基-2-吡唑啉-5-酮
Category: organic chemicals
The CAS registry number of 1-(p-aminophenyl)-3-ethoxy-2-pyrazolin-5-one is 4105-91-3.
Molecular formula C11H13N3O2, molecular weight 219.24.
It is also registered under: 1-(p-aminophenyl)-3-ethoxy-2-pyrazolin-5-one, 1-(对氨基苯基)-3-乙氧基-2-吡唑啉-5-酮.
Recorded applications: 3H-Pyrazol-3-one, 2-(4-aminophenyl)-5-ethoxy-2, 4-dihydro-: INACTIVE.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 1-(p-aminophenyl)-3-ethoxy-2-pyrazolin-5-one (CAS 4105-91-3), compiled from public chemistry databases.
| CAS Number | 4105-91-3 |
|---|---|
| PubChem CID | 77747 |
| Molecular Formula | C11H13N3O2 |
| IUPAC Name | 2-(4-aminophenyl)-5-ethoxy-4H-pyrazol-3-one |
| UNII (FDA) | NS00030912 |
| Molecular Weight | 219.24 |
|---|---|
| XLogP3 | 1 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 3 |
| Exact Mass | 219.100776666 |
| Monoisotopic Mass | 219.100776666 |
| Topological Polar Surface Area | 67.9 |
| Heavy Atom Count | 16 |
1-(4-Aminophenyl)-3-ethoxy-2-pyrazolin-5-one; 4105-91-3; EINECS 223-883-6; 3H-Pyrazol-3-one, 2-(4-aminophenyl)-5-ethoxy-2,4-dihydro-; DTXSID6063303; RefChem:505788; DTXCID0039853; 1-(p-Aminophenyl)-3-ethoxy-2-pyrazolin-5-one; IZFXFWHTVIURLG-UHFFFAOYSA-N; NS00030912; 2-(4-Aminophenyl)-5-ethoxy-2,4-dihydro-3H-pyrazol-3-one
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.