DL-DOPA
Synonym(s):DL -3-Hydroxytyrosine;DL -DOPA;3-(3,4-Dihydroxyphenyl)-DL -alanine
- CAS NO.：63-84-3
- Empirical Formula: C9H11NO4
- Molecular Weight: 197.19
- MDL number: MFCD00063060
- EINECS: 200-566-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-10-31 20:01:59
What is DL-DOPA?
The Uses of DL-DOPA
3,4-Dihydroxy-DL-phenylalanine is used as a dopamine precursor. It is also useful in organic synthesis.
What are the applications of Application
3,4-Dihydroxy-DL-phenylalanine is an immediate dopamine precursor
Definition
ChEBI: A hydroxyphenylalanine carrying hydroxy substituents at positions 3 and 4 of the benzene ring.
Synthesis Reference(s)
Journal of the American Chemical Society, 70, p. 693, 1948 DOI: 10.1021/ja01182a079
Biochem/physiol Actions
3,4-dihydroxyphenylalanine is an immediate precursor of dopamine, which is a product of tyrosine hydroxylase.
Properties of DL-DOPA
| Melting point: | 270-272 °C(lit.) |
| Boiling point: | 334.28°C (rough estimate) |
| Density | 1.3075 (rough estimate) |
| refractive index | 1.5270 (estimate) |
| storage temp. | Store at -20°C |
| solubility | Water:62.5(Max Conc. mg/mL);316.95(Max Conc. mM) |
| pka | 2.24±0.20(Predicted) |
| form | Powder |
| color | Off-white |
| Odor | Odorless |
| Water Solubility | Soluble in water, 0.5M dilute hydrochloric acid and formic acid. Insoluble in ethanol, benzene, chloroform and ethyl acetate. |
| Merck | 14,3420 |
| BRN | 3204800 |
| CAS DataBase Reference | 63-84-3(CAS DataBase Reference) |
Safety information for DL-DOPA
| 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 DL-DOPA
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