咪草烟（CAS 81335-77-5）：分子式 C15H19N3O3、分子量 289.33。
| CAS号 | 81335-77-5 |
|---|---|
| 分子式 | C15H19N3O3 |
| 分子量 | 289.33 |
| 熔点 | 173 °C |
| 沸点 | 180 °C (decomposes) |
| LogP | 1.09 |
咪草烟 是一种化工化合物，登记 CAS 号为 81335-77-5，分子式 C15H19N3O3（分子量 289.33）。
登记 CAS 号：81335-77-5
其分子式 C15H19N3O3 由 15 个碳、19 个氢、3 个氮、3 个氧 组成。
别名/同义词：咪草烟 · Imazethapyr
咪草烟 的 CAS 登记号为 81335-77-5。
分子式 C15H19N3O3，分子量 289.33。
别名/同义词：咪草烟、Imazethapyr。
咪草烟（CAS 81335-77-5）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 81335-77-5 |
|---|---|
| PubChem CID | 54740 |
| Molecular formula | C15H19N3O3 |
| IUPAC name | 5-ethyl-2-(4-methyl-5-oxo-4-propan-2-yl-1H-imidazol-2-yl)pyridine-3-carboxylic acid |
| UNII (FDA) | 72T2IN94I4 |
| Molecular Weight | 289.33 |
|---|---|
| XLogP3 | 2 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 4 |
| Exact Mass | 289.14264148 |
| Monoisotopic Mass | 289.14264148 |
| Topological Polar Surface Area | 91.7 |
| Heavy Atom Count | 21 |
| Boiling Point | 180 °C (decomposes) |
|---|---|
| Melting Point | 173 °C |
| Solubility | In water, 1415 ppm at 25 °C |
| Density | 1.10 to 1.12 at 21 °C |
| LogP | 1.09 |
| Dissociation Constants | pK1 = 2.1; pK2 = 3.9 |
IMAZETHAPYR; 81335-77-5; Pursuit; Pivot; DTXSID3024287; FABIAN; CL 263499; 72T2IN94I4; AC 263,499; AC-263499; DTXCID004287; 3-Pyridinecarboxylic acid, 2-[4,5-dihydro-4-methyl-4-(1-methylethyl)-5-oxo-1H-imidazol-2-yl]-5-ethyl-; (RS)-5-Ethyl-2(4-isopropyl-4-methyl-5-oxo-2-imidazolin-2-yl)nicotinic acid; (+-)-2-(4,5-Dihydro-4-methyl-4(1-methylethyl)-5-oxo-1H-imidazol-2yl)-5-ethyl-3-pyridinecarboxylic acid; 2-(4,5-Dihydro-4-methyl-4-(1-methylethyl)-5-oxo-1H-imidazol-2-yl)-5-ethyl-3-pyridinecarboxylic acid; CL-263499
| GHS notification summary | 2.2% (3 / 135) |
|---|
| GHS notification summary | 2.2% (3 / 135) |
|---|---|
| Reported hazard statements | H312 (20.7%), H400 (97.8%), H410 (97.8%) |
This chemical does not meet GHS hazard criteria for 2.2% (3 of 135) of reports.
H312 (20.7%): Harmful in contact with skin [Warning Acute toxicity, dermal]
Imazethapyr · CAS 81335-77-5 · C15H19N3O3. UNII 72T2IN94I4. Boiling Point: 180 °C (decomposes); Melting Point: 173 °C; Solubility: In water, 1415 ppm at 25 °C.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Imazethapyr