5-羟基-6-甲基-2,3-二氢-4H-吡喃-4-酮（CAS 38877-21-3）：分子式 C6H8O3、分子量 128.13。
| CAS号 | 38877-21-3 |
|---|---|
| 分子式 | C6H8O3 |
| 分子量 | 128.13 |
| LogP | 0.2 |
5-羟基-6-甲基-2,3-二氢-4H-吡喃-4-酮 是一种化工化合物，登记 CAS 号为 38877-21-3，分子式 C6H8O3（分子量 128.13）。
登记 CAS 号：38877-21-3
其分子式 C6H8O3 由 6 个碳、8 个氢、3 个氧 组成。
别名/同义词：5-羟基-6-甲基-2,3-二氢-4H-吡喃-4-酮 · 5-hydroxy-6-methyl-2,3-dihydro-4H-pyran-4-one
5-羟基-6-甲基-2,3-二氢-4H-吡喃-4-酮 的 CAS 登记号为 38877-21-3。
分子式 C6H8O3，分子量 128.13。
别名/同义词：5-羟基-6-甲基-2,3-二氢-4H-吡喃-4-酮、5-hydroxy-6-methyl-2,3-dihydro-4H-pyran-4-one。
5-羟基-6-甲基-2,3-二氢-4H-吡喃-4-酮（CAS 38877-21-3）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 38877-21-3 |
|---|---|
| PubChem CID | 6429306 |
| Molecular formula | C6H8O3 |
| IUPAC name | 5-hydroxy-6-methyl-2,3-dihydropyran-4-one |
| UNII (FDA) | L0FID5VWF6 |
| Molecular Weight | 128.13 |
|---|---|
| XLogP3 | 0.2 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 128.047344113 |
| Monoisotopic Mass | 128.047344113 |
| Topological Polar Surface Area | 46.5 |
| Heavy Atom Count | 9 |
5-Hydroxy-6-methyl-3,4-dihydro-2H-pyran-4-one; RefChem:536216; 821-121-2; dihydromaltol; 38877-21-3; 5-hydroxy-6-methyl-2,3-dihydropyran-4-one; 2,3-Dihydromaltol; L0FID5VWF6; 2,3-dihydro-5-hydroxy-6-methyl-4h-pyran-4-one; 4H-Pyran-4-one, 2,3-dihydro-5-hydroxy-6-methyl-; 2H-Pyran-3,4-dione, dihydro-2-methyl-; 5,6-Dihydro-3-hydroxy-2-methyl-4H-pyran-4-one; 2,3-Dihydro-5-hydroxy-6-methyl-4(H)-pyran-4-one; UNII-L0FID5VWF6; SCHEMBL3813709; DTXSID70423909
| Reported hazard statements | H315 (100%), H319 (100%), H335 (100%) |
|---|
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
5-hydroxy-6-methyl-2,3-dihydro-4H-pyran-4-one · CAS 38877-21-3 · C6H8O3. UNII L0FID5VWF6.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: 5-hydroxy-6-methyl-2,3-dihydro-4H-pyran-4-one