7-(Diethylamino)-2H-chromen-2-one
Also known as: 7-Diethylaminocoumarin, Coumarin 110, Coumarin 466, 7-(Diethylamino)coumarin, 2H-1-Benzopyran-2-one, 7-(diethylamino)-, 7-(diethylamino)-2H-1-benzopyran-2-one, 7-(diethylamino)-2-benzopyrone, Coumarine, 7-diethylamino-, EINECS 243-888-7, MFCD00232946, 7-diethylamino-coumarin, 7-(diethylamino)chromen-2-one, Coumarin 446, FLUORESCENCE QY-STANDARD C CERTIFIED
7-(Diethylamino)-2H-chromen-2-one (CAS 20571-42-0) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C13H15NO2 and a molecular weight of 217.26400 g/mol. Key properties include a melting point of 89 °C, a boiling point of 384.2ºC at 760 mmHg, a density of 1.155g/cm3 and a flash point of 154.6ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 20571-42-0
- Jingsj CID
- J-23725-2
- Molecular Formula
- C13H15NO2
- Molecular Weight
- 217.26400 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 89 °C |
|---|---|
| Boiling Point | 384.2ºC at 760 mmHg |
| Density | 1.155g/cm3 |
| Flash Point | 154.6ºC |
| Exact Mass | 217.11000 |
| PSA | 33.45000 |
| LogP | 2.63920 |
| Vapor Pressure | 4.17E-06mmHg at 25°C |
| Refractive Index | 1.588 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
Customs & Trade Information
| HS Code | 2932209090 |
|---|---|
| Summary | 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 7-(Diethylamino)-2H-chromen-2-one?
The CAS number of 7-(Diethylamino)-2H-chromen-2-one is 20571-42-0.
What are the molecular formula and molecular weight of 7-(Diethylamino)-2H-chromen-2-one?
7-(Diethylamino)-2H-chromen-2-one has molecular formula C13H15NO2 and molecular weight 217.26400 g/mol.
Is 7-(Diethylamino)-2H-chromen-2-one hazardous?
7-(Diethylamino)-2H-chromen-2-one has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "7-(Diethylamino)-2H-chromen-2-one (CAS 20571-42-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-23725-2 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.