4-羟基-2,5-二甲基-3(2h)-呋喃酮(CAS 3658-77-3):分子式 C6H8O3、分子量 128.13;类别 食用香精。
| CAS号 | 3658-77-3 |
|---|---|
| 分子式 | C6H8O3 |
| 分子量 | 128.13 |
| 熔点 | 77-79 °C |
| 沸点 | 216 °C |
| LogP | log Kow = 0.95 at 20 °C |
| 类别 | 香精香料 |
4-羟基-2,5-二甲基-3(2h)-呋喃酮 是一种食用香精化合物,登记 CAS 号为 3658-77-3,分子式 C6H8O3(分子量 128.13),归属于食用香精大类化工原料。
登记 CAS 号:3658-77-3
其分子式 C6H8O3 由 6 个碳、8 个氢、3 个氧 组成。
别名/同义词:4-羟基-2,5-二甲基-3(2h)-呋喃酮 · 4-Hydroxy-2,5-Dimethyl-3(2h)-Furanone · Furaneol natural · Furaneol
所属分类:食用香精
4-羟基-2,5-二甲基-3(2h)-呋喃酮 的 CAS 登记号为 3658-77-3。
分子式 C6H8O3,分子量 128.13。
别名/同义词:4-羟基-2,5-二甲基-3(2h)-呋喃酮、4-Hydroxy-2,5-Dimethyl-3(2h)-Furanone、Furaneol natural、Furaneol。
所属分类:香精香料。
4-羟基-2,5-二甲基-3(2h)-呋喃酮(CAS 3658-77-3)的独立参考数据,整理自公开化学数据库。
| CAS Registry Number | 3658-77-3 |
|---|---|
| PubChem CID | 19309 |
| Molecular formula | C6H8O3 |
| IUPAC name | 4-hydroxy-2,5-dimethylfuran-3-one |
| UNII (FDA) | 20PI8YZP7A |
| FEMA number | 3174 |
| JECFA number | 1446 |
| Molecular Weight | 128.13 |
|---|---|
| XLogP3 | 0.7 |
| 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 |
| Boiling Point | 216 °C |
|---|---|
| Melting Point | 77-79 °C |
| Melting Point | 77 - 78 °C |
| Solubility | In water, 0.315 g/mL at 25 °C |
| Vapor Density | 3.3 (Air = 1) |
| Vapor Pressure | 0.008 mm Hg at 25 °C |
| LogP | log Kow = 0.95 at 20 °C |
| Dissociation Constants | pKa = 8.56 at 20 °C |
Furaneol; 3658-77-3; 4-hydroxy-2,5-dimethylfuran-3(2H)-one; 2,5-Dimethyl-4-hydroxy-3(2H)-furanone; 4-Hydroxy-2,5-dimethyl-3(2H)-furanone; 4-Hydroxy-2,5-dimethyl-3(2H)furanone; Alletone; Pineapple ketone; Dimethylhydroxy furanone; Strawberry furanone; 4-hydroxy-2,5-dimethylfuran-3-one; 3(2H)-Furanone, 4-hydroxy-2,5-dimethyl-; Coe 536; 2,5-Dimethyl-4-hydroxy-2,3-dihydrofuran-3-one; FEMA No. 3174; 2,5-Dimethyl-3-hydroxy-4-oxo-4,5-dihydrofuran
| Regulatory & Food Contact | EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Burnt, Caramel, Cotton Candy, Honey No safety concern at current levels of intake when used as a flavouring agent |
|---|---|
| GHS notification summary | 0.1% (1 / 1843) |
| GHS notification summary | 0.1% (1 / 1843) |
|---|---|
| Reported hazard statements | H302 (28.5%), H317 (80.1%), H319 (71.7%) |
This chemical does not meet GHS hazard criteria for < 0.1% (1 of 1843) of reports.
H302 (28.5%): Harmful if swallowed [Warning Acute toxicity, oral]
Furaneol · CAS 3658-77-3 · C6H8O3. UNII 20PI8YZP7A. Boiling Point: 216 °C; Melting Point: 77-79 °C; Melting Point: 77 - 78 °C.
数据来源:PubChem / Wikidata;与随货 COA 不一致时以 COA 为准。
English page: 4-Hydroxy-2,5-Dimethyl-3(2h)-Furanone