2,4-DICHLORO-1-NAPHTHOL
- CAS NO.：2050-76-2
- Empirical Formula: C10H6Cl2O
- Molecular Weight: 213.06
- MDL number: MFCD00003931
- EINECS: 218-103-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 06:24:53
What is 2,4-DICHLORO-1-NAPHTHOL?
Chemical properties
beige-yellowish crystalline powder
The Uses of 2,4-DICHLORO-1-NAPHTHOL
2,4-Dichloro-1-naphthol has been used in:
- spectrophotometric determination of arginine with previous modifications of the Sakaguchi reaction
- guanidinoacetate and guanidinosuccinate assay of urine, an indicator of kidney dysfunction
What are the applications of Application
2,4-Dichloro-1-naphthol is an indicator of kidney dysfunction
Purification Methods
Crystallise the naphthol pKEst from MeOH. The 1-methyl ether has m 58o (from EtOH). [Beilstein 6 H 612, 6 I 308, 6 II 582, 6 III 2934, 6 IV 4233.]
Properties of 2,4-DICHLORO-1-NAPHTHOL
| Melting point: | 104-107 °C(lit.) |
| Boiling point: | 305.89°C (rough estimate) |
| Density | 1.2937 (rough estimate) |
| vapor density | 7.3 (vs air) |
| refractive index | 1.5500 (estimate) |
| storage temp. | 2-8°C |
| solubility | pyridine: soluble5%, clear, colorless to dark yellow |
| form | powder |
| color | off-white to tan |
| CAS DataBase Reference | 2050-76-2(CAS DataBase Reference) |
| EPA Substance Registry System | 1-Naphthalenol, 2,4-dichloro- (2050-76-2) |
Safety information for 2,4-DICHLORO-1-NAPHTHOL
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 2,4-DICHLORO-1-NAPHTHOL
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