3,4-二氢香豆素(CAS 119-84-6):分子式 C9H8O2、分子量 148.16。
| CAS号 | 119-84-6 |
|---|---|
| 分子式 | C9H8O2 |
| 分子量 | 148.16 |
| 熔点 | 77 °F (NTP, 1992) |
| 沸点 | 522 °F at 760 mmHg (NTP, 1992) |
| LogP | 1.6 |
3,4-二氢香豆素 是一种化工化合物,登记 CAS 号为 119-84-6,分子式 C9H8O2(分子量 148.16)。
登记 CAS 号:119-84-6
其分子式 C9H8O2 由 9 个碳、8 个氢、2 个氧 组成。
别名/同义词:3,4-二氢香豆素 · dihydrocoumarin · BENZODIHYDROPYRONE
3,4-二氢香豆素 的 CAS 登记号为 119-84-6。
分子式 C9H8O2,分子量 148.16。
别名/同义词:3,4-二氢香豆素、dihydrocoumarin、BENZODIHYDROPYRONE。
3,4-二氢香豆素(CAS 119-84-6)的独立参考数据,整理自公开化学数据库。
| CAS Registry Number | 119-84-6 |
|---|---|
| PubChem CID | 660 |
| Molecular formula | C9H8O2 |
| IUPAC name | 3,4-dihydrochromen-2-one |
| UNII (FDA) | NM5K1Y1BT2 |
| FEMA number | 2381 |
| JECFA number | 1171 |
| Molecular Weight | 148.16 |
|---|---|
| XLogP3 | 1.6 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 148.052429494 |
| Monoisotopic Mass | 148.052429494 |
| Topological Polar Surface Area | 26.3 |
| Heavy Atom Count | 11 |
| Boiling Point | 522 °F at 760 mmHg (NTP, 1992) |
|---|---|
| Boiling Point | 272 °C |
| Boiling Point | 271.00 to 272.00 °C. @ 760.00 mm Hg |
| Melting Point | 77 °F (NTP, 1992) |
| Melting Point | 25 °C |
| Flash Point | 266 °F (NTP, 1992) |
| Flash Point | 130 °C |
| Solubility | 1:2.5-3.5 IN 70% ALCOHOL |
| Solubility | In water, 3,000 mg/l at 37 °C |
| Solubility | 3 mg/mL at 37 °C |
dihydrocoumarin; 3,4-dihydrocoumarin; 119-84-6; hydrocoumarin; Benzodihydropyrone; melilotin; 2-chromanone; 1,2-benzodihydropyrone; melilotic lactone; Melilotine; Oxochroman; 2H-1-Benzopyran-2-one, 3,4-dihydro-; Chroman, 2-oxo-; Dihydrobenzopyrone; Usaf do-12; Coumarin, 3,4-dihydro-
| Regulatory & Food Contact | EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Dairy No safety concern at current levels of intake when used as a flavouring agent |
|---|
| Reported hazard statements | H302, H317 (97.4%) |
|---|
H302 (> 99.9%): Harmful if swallowed [Warning Acute toxicity, oral]
H317 (97.4%): May cause an allergic skin reaction [Warning Sensitization, Skin]
BENZODIHYDROPYRONE · CAS 119-84-6 · C9H8O2. UNII NM5K1Y1BT2. Boiling Point: 522 °F at 760 mmHg (NTP, 1992); Boiling Point: 272 °C; Boiling Point: 271.00 to 272.00 °C. @ 760.00 mm Hg.
数据来源:PubChem / Wikidata;与随货 COA 不一致时以 COA 为准。
English page: dihydrocoumarin