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DL-DOPA

DL-DOPA structure

CAS No.: 63-84-3

Chemical Name:: DL-DOPA

Synonyms: 3,4-Dihydroxyphenylalanine;(S)-2-aMino-3-(3,4-dihydroxyphenyl)propanoic acid;3,4-Dihydroxy-DL-phenylalanine;2-AMINO-3-(3,4-DIHYDROXY-PHENYL)-PROPIONIC ACID;DL-DOPA;NSC 16940;(R,S)-Dopa;DL-3,4-DOPA;63-84-3 DL-DOPA;DL-DOPA extrapure

CBNumber:: CB1327115

Molecular Formula:: C9H11NO4

Molecular Weight:: 197.19

MDL Number:: MFCD00063060

MOL File:: 63-84-3.mol

Last updated:2023-08-11 15:49:39

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DL-DOPA Properties

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)
EWG's Food Scores	1
FDA UNII	QI9C343R60

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319-H335

Precautionary statements

P261-P264-P271-P280-P302+P352-P305+P351+P338

Hazard Codes

Risk Statements

36/37/38

Safety Statements

26-36

WGK Germany

RTECS

AY5250000

HS Code

2922500090

NFPA 704

	1
2		0

DL-DOPA price More Price(20)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	D9503	3,4-Dihydroxy-DL-phenylalanine	63-84-3	1g	$27.8	2024-03-01	Buy
Sigma-Aldrich	D9503	3,4-Dihydroxy-DL-phenylalanine	63-84-3	5g	$47	2024-03-01	Buy
TCI Chemical	D0599	3-(3,4-Dihydroxyphenyl)-DL-alanine >98.0%(T)	63-84-3	1g	$47	2024-03-01	Buy
Alfa Aesar	041535	3,4-Dihydroxy-DL-phenylalanine, 98%	63-84-3	5g	$67.65	2024-03-01	Buy
Alfa Aesar	041535	3,4-Dihydroxy-DL-phenylalanine, 98%	63-84-3	25g	$324	2024-03-01	Buy

Product number	Packaging	Price	Buy
D9503	1g	$27.8	Buy
D9503	5g	$47	Buy
D0599	1g	$47	Buy
041535	5g	$67.65	Buy
041535	25g	$324	Buy

DL-DOPA Chemical Properties,Uses,Production

Uses

3,4-Dihydroxy-DL-phenylalanine is used as a dopamine precursor. It is also useful in organic synthesis.

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.

DL-DOPA Preparation Products And Raw materials

Raw materials

Preparation Products

5,6-DIHYDROXYINDOLE 5,6-dihydroxy-1H-indole-2-carboxylic acid

DL-DOPA Suppliers

Global( 172)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Hebei Mojin Biotechnology Co., Ltd	+8613288715578	sales@hbmojin.com	China	12456	58
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21691	55
Hebei Guanlang Biotechnology Co., Ltd.	+86-19930503282	alice@crovellbio.com	China	8823	58
Alchem Pharmtech,Inc.	8485655694	sales@alchempharmtech.com	United States	63711	58
CONIER CHEM AND PHARMA LIMITED	+8618523575427	sales@conier.com	China	49390	58
TargetMol Chemicals Inc.	+1-781-999-5354 +1-00000000000	marketing@targetmol.com	United States	19892	58
AFINE CHEMICALS LIMITED	0571-85134551	info@afinechem.com	CHINA	15377	58
Dayang Chem (Hangzhou) Co.,Ltd.	571-88938639 +8617705817739	info@dycnchem.com	CHINA	52867	58
Henan Alfa Chemical Co., Ltd	+8618339805032	alfa4@alfachem.cn	China	12755	58
Nextpeptide Inc	+86-0571-81612335 +8613336028439	sales@nextpeptide.com	China	19915	58

Supplier	Advantage
Hebei Mojin Biotechnology Co., Ltd	58
Henan Tianfu Chemical Co.,Ltd.	55
Hebei Guanlang Biotechnology Co., Ltd.	58
Alchem Pharmtech,Inc.	58
CONIER CHEM AND PHARMA LIMITED	58
TargetMol Chemicals Inc.	58
AFINE CHEMICALS LIMITED	58
Dayang Chem (Hangzhou) Co.,Ltd.	58
Henan Alfa Chemical Co., Ltd	58
Nextpeptide Inc	58

View Lastest Price from DL-DOPA manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2023-08-12	DL-DOPA 63-84-3	US $20.00 / KG	1KG	99%	50000kg	Hebei Mojin Biotechnology Co., Ltd
2023-03-31	DL-DOPA 63-84-3	US $10.00 / KG	1KG	99%	10 mt	Hebei Guanlang Biotechnology Co., Ltd.
2021-08-12	DL-DOPA 63-84-3	US $15.00-10.00 / KG	1KG	99%+ HPLC	Monthly supply of 1 ton	Zhuozhou Wenxi import and Export Co., Ltd

DL-DOPA
63-84-3
US $20.00 / KG
99%
Hebei Mojin Biotechnology Co., Ltd

DL-DOPA
63-84-3
US $10.00 / KG
99%
Hebei Guanlang Biotechnology Co., Ltd.

DL-DOPA
63-84-3
US $15.00-10.00 / KG
99%+ HPLC
Zhuozhou Wenxi import and Export Co., Ltd

DL-DOPA Spectrum

DL-DOPA(63-84-3)MS DL-DOPA(63-84-3)¹HNMR DL-DOPA(63-84-3)IR1 DL-DOPA(63-84-3)IR2 DL-DOPA(63-84-3)Raman

63-84-3(DL-DOPA)Related Search:

alpha-Methyldopa sesquihydrate (2RS,3RS)-2-AMINO-3-(3,4-DIHYDROXY-PHENYL)-3-HYDROXY-PROPIONIC ACID BETANIN Levodopa Dimethyl methyldopa

S-(-)-Carbidopa (2S)-2-Amino-3-(3,4-dimethoxyphenyl)-2-methyl-propanoic acid D-DOPA DL-DOPA alpha-Methyl DL-DOPA

Methyldopa DL-DOPA FOR BIOCHEMISTRY 99% BOC-PHE(3,4-DIHYDROXY)-OH DCHA 3-METHOXY-DL-TYROSINE 2,4,5-TRIHYDROXY-DL-PHENYLALANINE

L-3,4-DIHYDROXYPHENYLALANINE METHYL ESTER HYDROCHLORIDE (S)-2-AMINO-3-(3,4-DIMETHOXY-PHENYL)-PROPIONIC ACID 3-METHOXY-L-TYROSINE

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DL-3-(3,4-DIHYDROXYPHENYL)ALANINE DL-3-(3,4-DIHYDROXYPHENYL)-ALANINE, B- DL-3,4-DIHYDROXYPHENYLALANINE DL-3-HYDROXYTYROSINE (.+/-.)-3-(3,4-Dihydroxyphenyl)alanine (.+/-.)-3,4-Dihydroxyphenylalanine DL-DOPA (DL-3,4-DIHYDROXYPHENYLALANINE, 97% Alanine, 3-(3,4-dihydroxyphenyl)-, DL- (8CI) b-(3,4-Dihydroxyphenyl)-a-alanine Benzenepropanoic acid, a-amino-3,4-dihydroxy- DL-4,5-Dihydroxyphenylalanine DL-b-(3,4-Dihydroxyphenyl)alanine Hydrocaffeic acid, a-amino- NSC 16940 Phenylalanine, 3,4-dihydroxy- Tyrosine, 3-hydroxy- (9CI) DL-β-(3,4- Dihydroxypheny) alanine DL-DOPA extrapure 3-(3,4-Dihydroxyphenyl)-DL-alanine, DL-3-Hydroxytyrosine, DL-DOPA S-2-AMINO-3-(3,4-diHYDROXY PHENYL) PROPANIOC ACID 3-(3,4-Dihydroxyphenyl)-DL-alanine 3,4-Dihydroxy-DL-phenylalanine,3-(3,4-Dihydroxyphenyl)-DL-alanine, DL-3-Hydroxytyrosine, DL-DOPA 3-(3,4-DIHYDROXYPHENYL)-DL-ALANINE (+-)-3,4-dihydroxyphenylalanine (R,S)-Dopa 3',4'-Dihydroxyphenylalanine 3’,4’-dihydroxyphenylalanine 3-hydroxy-dl-tyrosin 3-hydroxy-dl-tyrosine 4-dihydroxyphenyl)-3-(dl-alanin Alanine, 3-(3,4-dihydroxyphenyl)-, DL- beta-(3,4-Dihydroxyphenyl)-DL-alpha-alanine DL-3,4-DOPA dl-beta-(3,4-Dihydroxyphenyl)-alpha-alanine DL-Dihydroxyphenylalanine DL-Dioxyphenylalanine DL-Tyrosine, 3-hydroxy- DL-BETA-(3,4-DIHYDROXYPHENYL)ALANINE DL-DOPA (2R)-2-ammonio-3-(3,4-dihydroxyphenyl)propanoate DL-3-(3,4-Dihydroxyphenyl)alanine > Dihydroxyphenyl DL Tyrosine, 3-hydroxy- 63-84-3 DL-DOPA DL-DOPA For Biochemistry (S)-2-aMino-3-(3,4-dihydroxyphenyl)propanoic acid 2-AMINO-3-(3,4-DIHYDROXY-PHENYL)-PROPIONIC ACID 3,4-Dihydroxy-DL-phenylalanine 3,4-Dihydroxyphenylalanine DL-3-(3,4-Dihydroxyphenyl)alanine, ≥ 98.0% 63-84-3 Peptide Synthesis Phenylalanine Derivatives Specialty Synthesis Unnatural Amino Acid Derivatives Biological-modified Amino Acids Amino Acids Biochemistry