6-Chloro-3-cyanochromone
Also known as: 6-Chloro-4-oxo-4H-1-benzopyran-3-carbonitrile, 6-Chloro-4-oxo-4H-chromene-3-carbonitrile, 6-Chloro-4-oxo-1-benzopyran-3-carbonitrile, 6-Chlorochromone-3-carbonitrile, 6-Chloro-3-cyanochromone, 98%, MFCD00191905, JRH-00203
6-Chloro-3-cyanochromone (CAS 50743-20-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H4ClNO2 and a molecular weight of 205.59700 g/mol. Key properties include a melting point of 209-211 °C(lit.), a boiling point of 390.2ºC at 760 mmHg, a density of 1.48g/cm3 and a flash point of 189.8ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 50743-20-9
- Jingsj CID
- J-11189-7
- Molecular Formula
- C10H4ClNO2
- Molecular Weight
- 205.59700 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 209-211 °C(lit.) |
|---|---|
| Boiling Point | 390.2ºC at 760 mmHg |
| Density | 1.48g/cm3 |
| Flash Point | 189.8ºC |
| Exact Mass | 204.99300 |
| PSA | 54.00000 |
| LogP | 2.31808 |
| Refractive Index | 1.636 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2926909090 |
|---|---|
| Summary | HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 6-Chloro-3-cyanochromone?
The CAS number of 6-Chloro-3-cyanochromone is 50743-20-9.
What are the molecular formula and molecular weight of 6-Chloro-3-cyanochromone?
6-Chloro-3-cyanochromone has molecular formula C10H4ClNO2 and molecular weight 205.59700 g/mol.
Is 6-Chloro-3-cyanochromone hazardous?
6-Chloro-3-cyanochromone has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory 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. "6-Chloro-3-cyanochromone (CAS 50743-20-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-11189-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.