pyriproxyfen (CAS 95737-68-1) — formula C20H19NO3, molecular weight 321.4; category pharmaceutical intermediates and APIs.
pyriproxyfen (CAS 95737-68-1) is a pharmaceutical intermediates and APIs. Its molecular formula C20H19NO3 comprises 20 C, 19 H, 1 N, 3 O atoms. Its molecular weight is about 321.4. Reported physicochemical data: melting point around 47 °C, boiling point around 318 °C, LogP about log Kow = 5.37. Pharmaceutical intermediates and APIs are critical building blocks for drug synthesis, with strict requirements on purity, impurities and process consistency. Used in API synthesis, formulation and pre-clinical research; supplied with COA and impurity-profile documentation. 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 | 95737-68-1 |
|---|---|
| Molecular Formula | C20H19NO3 |
| Molecular Weight | 321.4 |
| Melting Point | 47 °C |
| Boiling Point | 318 °C |
| LogP | log Kow = 5.37 |
| Applications | insect growth regulator to control public health pests, Used as insecticide and veterinary ectoparasiticide, Used as an insecticide to protect tomato, eggplant (aubergine), and cotton plants, Farming (Pesticides) |
| Category | Pharmaceutical Intermediates & APIs |
Documented applications: insect growth regulator to control public health pests, Used as insecticide and veterinary ectoparasiticide, Used as an insecticide to protect tomato, eggplant (aubergine), and cotton plants, Farming (Pesticides).
pyriproxyfen is a pharmaceutical intermediate or API compound with CAS registry number 95737-68-1 and molecular formula C20H19NO3 (molecular weight 321.4), belonging to the pharmaceutical intermediates and APIs segment of chemical raw materials.
CAS number: 95737-68-1
Its molecular formula C20H19NO3 comprises 20 C, 19 H, 1 N, 3 O atoms.
Also known as: pyriproxyfen · 吡丙醚
Category: pharmaceutical intermediates and APIs
The CAS registry number of pyriproxyfen is 95737-68-1.
Molecular formula C20H19NO3, molecular weight 321.4.
It is also registered under: pyriproxyfen, 吡丙醚.
Recorded applications: insect growth regulator to control public health pests, Used as insecticide and veterinary ectoparasiticide, Used as an insecticide to protect tomato, eggplant (aubergine), and cotton plants, Farming (Pesticides).
Category: Pharmaceutical Intermediates & APIs.
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 pyriproxyfen (CAS 95737-68-1), compiled from public chemistry databases.
| CAS Registry Number | 95737-68-1 |
|---|---|
| PubChem CID | 91753 |
| Molecular formula | C20H19NO3 |
| IUPAC name | 2-[1-(4-phenoxyphenoxy)propan-2-yloxy]pyridine |
| UNII (FDA) | 3Q9VOR705O |
| Molecular Weight | 321.4 |
|---|---|
| XLogP3 | 4.8 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 7 |
| Exact Mass | 321.13649347 |
| Monoisotopic Mass | 321.13649347 |
| Topological Polar Surface Area | 40.6 |
| Heavy Atom Count | 24 |
| Boiling Point | 318 °C |
|---|---|
| Melting Point | 47 °C |
| Melting Point | MP: 49.7 °C |
| Melting Point | 48-50 °C |
| Flash Point | 119 °C c.c. |
| Density | 1.24 at 25 °C |
| Density | Density (at 20 °C): 1.14 g/cm³ |
| Vapor Pressure | 0.00000218 [mmHg] |
| Vapor Pressure | <9.8X10-8 mm Hg at 23 °C |
| LogP | log Kow = 5.37 |
Pyriproxyfen; 95737-68-1; Admiral; 2-[1-Methyl-2-(4-phenoxyphenoxy)ethoxy]pyridine; Nylar; 2-((1-(4-Phenoxyphenoxy)propan-2-yl)oxy)pyridine; juvinal; Distance; Sumilarv; Esteem; Nemesis; Knack; Lano Tape; Archer IGR; NyGuard IGR; Pluto MC
| Reported hazard statements | H400, H410 |
|---|
H400: Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
H410: Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]
pyriproxyfen · CAS 95737-68-1 · C20H19NO3. UNII 3Q9VOR705O. Boiling Point: 318 °C; Melting Point: 47 °C; Melting Point: MP: 49.7 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 吡丙醚