4-Chloro-4'-hydroxybenzophenone
4-氯-4'-羟基二苯甲酮
Also known as: 4-p-Chlorobenzoylphenol, (4-Chlorophenyl)(4-hydroxyphenyl)methanone, 4-(4-Chlorobenzoyl)phenol, 4-Hydroxy-4'-chlorobenzophenone, 4,4'-Chlorohydroxybenzophenone, Fenofibrate impurity A, Fenofibrate EP impurity A, Fenofibrate Related Compound A, 4-Chloro-4-hydroxybenzophenone, 4-chlorophenyl 4-hydroxyphenyl ketone, LABOTEST-BB LT00248477, MFCD00002357, Methanone, (4-chlorophenyl)(4-hydroxyphenyl)-
4-Chloro-4'-hydroxybenzophenone (CAS 42019-78-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C13H9ClO2 and a molecular weight of 232.662 g/mol. It is also known as 4-p-Chlorobenzoylphenol, (4-Chlorophenyl)(4-hydroxyphenyl)methanone and 4-(4-Chlorobenzoyl)phenol. Key properties include a melting point of 177-181 °C, a boiling point of 404.0±30.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 198.1±24.6 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 42019-78-3
- Jingsj CID
- J-1492498-7
- Molecular Formula
- C13H9ClO2
- Chinese Name
- 4-氯-4'-羟基二苯甲酮
- Molecular Weight
- 232.662 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 177-181 °C |
|---|---|
| Boiling Point | 404.0±30.0 °C at 760 mmHg |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 198.1±24.6 °C |
GHS Safety & Compliance
Frequently Asked Questions
What is the CAS number of 4-Chloro-4'-hydroxybenzophenone?
The CAS number of 4-Chloro-4'-hydroxybenzophenone is 42019-78-3.
What are the molecular formula and molecular weight of 4-Chloro-4'-hydroxybenzophenone?
4-Chloro-4'-hydroxybenzophenone has molecular formula C13H9ClO2 and molecular weight 232.662 g/mol.
Is 4-Chloro-4'-hydroxybenzophenone hazardous?
4-Chloro-4'-hydroxybenzophenone has GHS signal word Warning.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Chloro-4'-hydroxybenzophenone (CAS 42019-78-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1492498-7 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.