1,3-二甲基-1H-吡唑-5-甲酸乙酯（CAS 5744-40-1）：分子式 C8H12N2O2、分子量 168.19。
| CAS号 | 5744-40-1 |
|---|---|
| 分子式 | C8H12N2O2 |
| 分子量 | 168.19 |
| LogP | 1.2 |
1,3-二甲基-1H-吡唑-5-甲酸乙酯 是一种化工化合物，登记 CAS 号为 5744-40-1，分子式 C8H12N2O2（分子量 168.19）。
登记 CAS 号：5744-40-1
其分子式 C8H12N2O2 由 8 个碳、12 个氢、2 个氮、2 个氧 组成。
别名/同义词：1,3-二甲基-1H-吡唑-5-甲酸乙酯 · ethyl 1,3-dimethyl-1H-pyrazole-5-carboxylate
1,3-二甲基-1H-吡唑-5-甲酸乙酯 的 CAS 登记号为 5744-40-1。
分子式 C8H12N2O2，分子量 168.19。
别名/同义词：1,3-二甲基-1H-吡唑-5-甲酸乙酯、ethyl 1,3-dimethyl-1H-pyrazole-5-carboxylate。
1,3-二甲基-1H-吡唑-5-甲酸乙酯（CAS 5744-40-1）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 5744-40-1 |
|---|---|
| PubChem CID | 138576 |
| Molecular formula | C8H12N2O2 |
| IUPAC name | ethyl 2,5-dimethylpyrazole-3-carboxylate |
| UNII (FDA) | ST50949751 |
| Molecular Weight | 168.19 |
|---|---|
| XLogP3 | 1.2 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 3 |
| Exact Mass | 168.089877630 |
| Monoisotopic Mass | 168.089877630 |
| Topological Polar Surface Area | 44.1 |
| Heavy Atom Count | 12 |
5744-40-1; 1,3-dimethyl-5-ethoxycarbonylpyrazole; DTXSID90206054; RefChem:414640; DTXCID90128545; Ethyl 1,3-dimethyl-1H-pyrazole-5-carboxylate; ETHYL 1,3-DIMETHYLPYRAZOLE-5-CARBOXYLATE; ethyl 2,5-dimethylpyrazole-3-carboxylate; ETHYL 1,3-DIMETHYL-5-PYRAZOLECARBOXYLATE; MFCD00233452; 1,3-dimethylpyrazole-5-carboxylic acid ethyl ester; 1H-PYRAZOLE-5-CARBOXYLIC ACID, 1,3-DIMETHYL-, ETHYL ESTER; BBL015946; F2146-0643; PB15679; Ethyl 1,3-dimethyl-5-pyrazole carboxylate
| Reported hazard statements | H302, H312, H332 (25%), H315 (100%), H319 (100%), H335 (75%) |
|---|
H302+H312+H332 (25%): Harmful if swallowed, in contact with skin or if inhaled [Warning Acute toxicity, oral; acute toxicity, dermal; acute toxicity, inhalation]
H302 (25%): Harmful if swallowed [Warning Acute toxicity, oral]
ethyl 1,3-dimethyl-1H-pyrazole-5-carboxylate · CAS 5744-40-1 · C8H12N2O2. UNII ST50949751.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: ethyl 1,3-dimethyl-1H-pyrazole-5-carboxylate