5-甲基-1,3,4-恶二唑-2(3H)-酮（CAS 3069-67-8）：分子式 C3H4N2O2、分子量 100.08。
| CAS号 | 3069-67-8 |
|---|---|
| 分子式 | C3H4N2O2 |
| 分子量 | 100.08 |
| LogP | -0.2 |
5-甲基-1,3,4-恶二唑-2(3H)-酮 是一种化工化合物，登记 CAS 号为 3069-67-8，分子式 C3H4N2O2（分子量 100.08）。
登记 CAS 号：3069-67-8
其分子式 C3H4N2O2 由 3 个碳、4 个氢、2 个氮、2 个氧 组成。
别名/同义词：5-甲基-1,3,4-恶二唑-2(3H)-酮 · 5-Methyl-1,3,4-oxadiazol-2(3H)-one
5-甲基-1,3,4-恶二唑-2(3H)-酮 的 CAS 登记号为 3069-67-8。
分子式 C3H4N2O2，分子量 100.08。
别名/同义词：5-甲基-1,3,4-恶二唑-2(3H)-酮、5-Methyl-1,3,4-oxadiazol-2(3H)-one。
5-甲基-1,3,4-恶二唑-2(3H)-酮（CAS 3069-67-8）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 3069-67-8 |
|---|---|
| PubChem CID | 5323974 |
| Molecular formula | C3H4N2O2 |
| IUPAC name | 5-methyl-3H-1,3,4-oxadiazol-2-one |
| Molecular Weight | 100.08 |
|---|---|
| XLogP3 | -0.2 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 100.027277375 |
| Monoisotopic Mass | 100.027277375 |
| Topological Polar Surface Area | 50.7 |
| Heavy Atom Count | 7 |
5-methyl-2,3-dihydro-1,3,4-oxadiazol-2-one; RefChem:536930; 822-140-9; 5-Methyl-1,3,4-oxadiazol-2(3H)-one; 3069-67-8; 5-methyl-1,3,4-oxadiazol-2-ol; 5-methyl-3H-1,3,4-oxadiazol-2-one; 5-methyl-1,3,4-oxadiazol-2(3H)one; MFCD15143213; MFCD07779431; 5-Methyl-3H-[1,3,4]oxadiazol-2-one; C3H4N2O2; 1,3,4-oxadiazol-2-ol, 5-methyl-; AKOS005174226; 5-methyl-3H-[1.3.4]oxadiazol-2-one; 5-methyl-1,3,4-oxadiazol-2-(3H)-one
| Reported hazard statements | H302, H332 (93.3%), H315 (100%), H319 (100%), H335 (100%) |
|---|
H302+H332 (93.3%): Harmful if swallowed or if inhaled [Warning Acute toxicity, oral; acute toxicity, inhalation]
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
5-Methyl-1,3,4-oxadiazol-2(3H)-one · CAS 3069-67-8 · C3H4N2O2.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: 5-Methyl-1,3,4-oxadiazol-2(3H)-one