D-DOPA
- Product Name
- D-DOPA
- CAS No.
- 5796-17-8
- Chemical Name
- D-DOPA
- Synonyms
- 3,4-DIHYDROXY-D-PHENYLALANINE;D-DOPA;Dextrodopa;D-DOPA USP/EP/BP;3-Hydroxytyrosine;D-3-HYDROXYTYROSINE;3-HYDROXY-D-TYROSINE;H-D-TYR(3-HYDROXY)-OH;D-Tyrosine,3-hydroxy-;3-hydroxy-tyrosine -D-
- CBNumber
- CB0470294
- Molecular Formula
- C9H11NO4
- Formula Weight
- 197.19
- MOL File
- 5796-17-8.mol
D-DOPA Property
- Melting point:
- 276-278 °C(lit.)
- alpha
- D11 +13.0° (c = 5.27 in 1N HCl)
- Boiling point:
- 448.4±45.0 °C(Predicted)
- Density
- 1.468±0.06 g/cm3(Predicted)
- storage temp.
- -20°C
- solubility
- 0.5 M HCl: soluble
- form
- powder
- pka
- 2.24±0.20(Predicted)
- color
- white to tan
- Merck
- 13,3454
- BRN
- 2417637
- Stability:
- Hygroscopic
- CAS DataBase Reference
- 5796-17-8(CAS DataBase Reference)
Safety
- WGK Germany
- 3
- F
- 10-23
- HS Code
- 2922500090
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P321Specific treatment (see … on this label).
P332+P313IF SKIN irritation occurs: Get medical advice/attention.
P362Take off contaminated clothing and wash before reuse.
N-Bromosuccinimide Price
- Product number
- D9378
- Product name
- 3,4-Dihydroxy-D-phenylalanine
- Purity
- powder, ≥95%
- Packaging
- 250mg
- Price
- $254
- Updated
- 2024/03/01
- Product number
- D9378
- Product name
- 3,4-Dihydroxy-D-phenylalanine
- Purity
- powder, ≥95%
- Packaging
- 1g
- Price
- $729
- Updated
- 2024/03/01
- Product number
- D8999
- Product name
- D-DOPA|
- Packaging
- 500mg
- Price
- $602
- Updated
- 2021/12/16
- Product number
- D533750
- Product name
- D-DOPA
- Packaging
- 500mg
- Price
- $360
- Updated
- 2021/12/16
- Product number
- FD22598
- Product name
- D-DOPA
- Packaging
- 500mg
- Price
- $450
- Updated
- 2021/12/16
D-DOPA Chemical Properties,Usage,Production
Chemical Properties
Tan Solid
Uses
D-DOPA (Levodopa EP Impurity D) is a DOPA enantiomer that lacks biological activity.
Uses
A DOPA enantiomer that lacks biological activity.
Definition
ChEBI: The D-enantiomer of dopa.
Biochem/physiol Actions
DOPA enantiomer that lacks biological activity.
Purification Methods
Likely impurities are vanillin, hippuric acid, 3-methoxytyrosine and 3-aminotyrosine. DOPA recrystallises from large volumes of H2O forming colourless white needles; its solubility in H2O is 0.165%, but it is insoluble in EtOH, *C6H6, CHCl3, and EtOAc. Also crystallise it by dissolving it in dilute HCl and adding dilute ammonia to give pH 5, under N2. Alternatively, crystallise it from dilute aqueous EtOH. It is rapidly oxidised in air when moist, and darkens, particularly in alkaline solution. Dry it in vacuo at 70o in the dark, and store it in a dark container preferably under N2. It has at 220.5nm (log 3.79) and 280nm (log 3.42) in 0.001N max HCl. [Yamada et al. Chem Pharm Bull Jpn 10 693 1962, Bretschneider et al. Helv Chim Acta 56 2857 1973, NMR: Jardetzky & Jardetzky J Biol Chem 233 383 1958, Beilstein 4 IV 2492, 2493.]
D-DOPA Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from D-DOPA manufacturers
- Product
- D-DOPA 5796-17-8
- Price
- US $9.90/KG
- Min. Order
- 100KG
- Purity
- 99%
- Supply Ability
- 10 tons
- Release date
- 2024-12-03
- Product
- D-DOPA 5796-17-8
- Price
- US $15.00-10.00/KG
- Min. Order
- 1KG
- Purity
- 99%+ HPLC
- Supply Ability
- Monthly supply of 1 ton
- Release date
- 2021-08-11
- Product
- D-DOPA 5796-17-8
- Price
- US $1.00/KG
- Min. Order
- 1KG
- Purity
- 95-99%
- Supply Ability
- 500kg/month
- Release date
- 2019-08-01