2,5-二乙基四氢呋喃（CAS 41239-48-9）：分子式 C8H16O、分子量 128.21。
| CAS号 | 41239-48-9 |
|---|---|
| 分子式 | C8H16O |
| 分子量 | 128.21 |
| 沸点 | 116.00 °C. @ 760.00 mm Hg |
| LogP | 2.5 |
| 应用领域 | Uses: Used as flavoring agent or adjuvant、[FDA]、Use Classification: Fragrance Ingredients、Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes、Flavoring Agents -> JECFA Flavorings Index、General Manufacturing Information: Furan、2、5-diethyltetrahydro-: ACTIVE |
登记用途：Uses: Used as flavoring agent or adjuvant、[FDA]、Use Classification: Fragrance Ingredients、Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes、Flavoring Agents -> JECFA Flavorings Index、General Manufacturing Information: Furan、2、5-diethyltetrahydro-: ACTIVE。
2,5-二乙基四氢呋喃 是一种化工化合物，登记 CAS 号为 41239-48-9，分子式 C8H16O（分子量 128.21）。
登记 CAS 号：41239-48-9
其分子式 C8H16O 由 8 个碳、16 个氢、1 个氧 组成。
别名/同义词：2,5-二乙基四氢呋喃 · 2,5-diethyltetrahydrofuran
2,5-二乙基四氢呋喃 的 CAS 登记号为 41239-48-9。
分子式 C8H16O，分子量 128.21。
别名/同义词：2,5-二乙基四氢呋喃、2,5-diethyltetrahydrofuran。
登记用途：Uses: Used as flavoring agent or adjuvant、[FDA]、Use Classification: Fragrance Ingredients、Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes、Flavoring Agents -> JECFA Flavorings Index、General Manufacturing Information: Furan、2、5-diethyltetrahydro-: ACTIVE。
2,5-二乙基四氢呋喃（CAS 41239-48-9）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 41239-48-9 |
|---|---|
| PubChem CID | 62913 |
| Molecular formula | C8H16O |
| IUPAC name | 2,5-diethyloxolane |
| UNII (FDA) | 4L4S1F79CT |
| FEMA number | 3743 |
| JECFA number | 1453 |
| Molecular Weight | 128.21 |
|---|---|
| XLogP3 | 2.5 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 2 |
| Exact Mass | 128.120115130 |
| Monoisotopic Mass | 128.120115130 |
| Topological Polar Surface Area | 9.2 |
| Heavy Atom Count | 9 |
| Boiling Point | 116.00 °C. @ 760.00 mm Hg |
|---|---|
| Boiling Point | 116 °C |
| Density | 0.827-0.833 |
| Refractive Index | 1.401-1.407 |
2,5-Diethyltetrahydrofuran; 2,5-diethyloxolane; Furan, 2,5-diethyltetrahydro-; FEMA No. 3743; EINECS 255-274-6; UNII-4L4S1F79CT; 2,5-Diethyltetrahydro-Furan; 4L4S1F79CT; 2,5-Diethyltetrahydrofurane; FEMA 3743; DTXSID70866039; 2,5-DIETHYLTETRAHYDROFURAN [FHFI]; RefChem:82837; Furan, 2,5diethyltetrahydro; DTXCID40814380; 255-274-6
| Regulatory & Food Contact | EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Savory No safety concern at current levels of intake when used as a flavouring agent |
|---|
| Reported hazard statements | H225 (100%) |
|---|
H225 (100%): Highly Flammable liquid and vapor [Danger Flammable liquids]
P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, and P501 (click each P-code to see the statement)
2,5-diethyltetrahydrofuran · CAS 41239-48-9 · C8H16O. UNII 4L4S1F79CT. Boiling Point: 116.00 °C. @ 760.00 mm Hg; Boiling Point: 116 °C; Density: 0.827-0.833.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: 2,5-diethyltetrahydrofuran