Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,4-Dihydroxy-DL-phenylalanine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

63-84-3

63-84-3 structure

Name: DL-Dopa
Chemical Name: dopa
CAS Number: 63-84-3
Molecular Formula: C₉H₁₁NO₄
Molecular Weight: 197.18800
Catalog: Signaling Pathways GPCR/G Protein 5-HT Receptor
Create Date: 2018-12-09 13:46:43
Modify Date: 2026-07-03 16:13:00
DL-Dopa is a beta-hydroxylated derivative of phenylalanine.

Name	dopa
Synonyms	(.+/-.)-3,4-Dihydroxyphenylalanine DL-Dioxyphenylalanine 3’,4’-dihydroxyphenylalanine DL-DOPA extrapure 3-hydroxy-dl-tyrosine Alanine, 3-(3,4-dihydroxyphenyl)-, DL S-2-AMINO-3-(3,4-diHYDROXY PHENYL) PROPANIOC ACID 4-dihydroxyphenyl)-3-(dl-alanin (+-)-3,4-dihydroxyphenylalanine 3',4'-Dihydroxyphenylalanine Phenylalanine, 3,4-dihydroxy Tyrosine, 3-hydroxy- (9CI) DL-DOPA DL-3-(3,4-Dihydroxyphenyl)alanine 3-hydroxy-dl-tyrosin <small>DL</small>-3-(3,4-Dihydroxyphenyl)alanine Dihydroxyphenyl DL DL-β-(3,4- Dihydroxypheny) alanine DL-3,4-DOPA Hydrocaffeic acid, a-amino MFCD00063060 DL-DOPA For Biochemistry 2-AMINO-3-(3,4-DIHYDROXY-PHENYL)-PROPIONIC ACID Alanine, 3-(3,4-dihydroxyphenyl)-, DL- (8CI) DL-b-(3,4-Dihydroxyphenyl)alanine beta-(3,4-Dihydroxyphenyl)-DL-alpha-alanine (2R)-2-ammonio-3-(3,4-dihydroxyphenyl)propanoate DL-DOPA F EINECS 200-566-0 DL-3-(3,4-DIHYDROXYPHENYL)-ALANINE, B DL-Dopa, 10 mM in DMSO DL-DOPA (DL-3,4-DIHYDROXYPHENYLALANINE 3-(3,4-Dihydroxyphenyl)-DL-alanine DL-Dihydroxyphenylalanine (.+/-.)-3-(3,4-Dihydroxyphenyl)alanine benzenepropanoic acid, a-amino-3,4-dihydroxy Tyrosine, 3-hydroxy b-(3,4-Dihydroxyphenyl)-a-alanine 3 DL-DOPA 3,4-Dihydroxyphenylalanine DL-3,4-DIHYDROXYPHENYLALANINE DL-4,5-Dihydroxyphenylalanine 3,4-Dihydroxy- DL- phenylalanine 3,4-Dihydroxy-DL-phenylalanine (R,S)-Dopa 3-(3,4-Dihydroxyphenyl)-DL-alanine, DL-3-Hydroxytyrosine, DL-DOPA (S)-2-amino-3-(3,4-dihydroxyphenyl)propanoic acid 3,4-Dihydroxy-DL-phenylalanine,3-(3,4-Dihydroxyphenyl)-DL-alanine, DL-3-Hydroxytyrosine, DL-DOPA DL-3-HYDROXYTYROSINE 3-amino-3-(2-hydroxy-3-methoxyphenyl)propanoic acid DL-BETA-(3,4-DIHYDROXYPHENYL)ALANINE DL-Tyrosine, 3-hydroxy DL-3-(3,4-Dihydroxyphenyl)alanine > dl-beta-(3,4-Dihydroxyphenyl)-alpha-alanine

Description	DL-Dopa is a beta-hydroxylated derivative of phenylalanine.
Related Catalog	Research Areas >> Others Natural Products >> Others
Target	Human Endogenous Metabolite
References	[1]. Yen HC, et al. Effects of various drugs on 3,4-dihydroxyphenylalanine (DL-DOPA)-induced excitation (agressive behavior) in mice. Toxicol Appl Pharmacol. 1970 Nov;17(3):597-604.

Density	1.468 g/cm3
Boiling Point	448.39ºC at 760 mmHg
Melting Point	270-272ºC(lit.)
Molecular Formula	C₉H₁₁NO₄
Molecular Weight	197.18800
Flash Point	224.978ºC
Exact Mass	197.06900
PSA	103.78000
LogP	0.75250

CHEMICAL IDENTIFICATION

RTECS NUMBER :: AY5250000

CHEMICAL NAME :: Alanine, 3-(3,4-dihydroxyphenyl)-, DL-

CAS REGISTRY NUMBER :: 63-84-3

LAST UPDATED :: 199504

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C9-H11-N-O4

MOLECULAR WEIGHT :: 197.21

WISWESSER LINE NOTATION :: QVYZ1R CQ DQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD691-490 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X1293 No. of Facilities: 10 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 59 (estimated) No. of Female Employees: 59 (estimated)

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi
Risk Phrases	R36/37/38
Safety Phrases	S26-S36
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	AY5250000

Precursor 9
35149-81-6 59-92-7 7732-18-5 34996-80-0
76313-28-5 18692-68-7 556-02-5 150-30-1
2901-78-2
DownStream 6
59-92-7 5796-17-8 102034-49-1 4790-08-3
62715-12-2 40611-00-5

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.

2171237-63-9	2172365-57-8
2171829-78-8	2172231-65-9
2308481-55-0	2171829-90-4
2171559-15-0	2172365-69-2
2171888-64-3	2171830-03-6