ChemicalBook >> CAS DataBase List >>(2RS,3RS)-2-AMINO-3-(3,4-DIHYDROXY-PHENYL)-3-HYDROXY-PROPIONIC ACID
(2RS,3RS)-2-AMINO-3-(3,4-DIHYDROXY-PHENYL)-3-HYDROXY-PROPIONIC ACID
- CAS No.
- 3916-18-5
- Chemical Name:
- (2RS,3RS)-2-AMINO-3-(3,4-DIHYDROXY-PHENYL)-3-HYDROXY-PROPIONIC ACID
- Synonyms
- dl-threo-3,4-dihydroxyphenylserine;DL-DOPS;DL-THREO-DOPS;(±)-threo-DOPS;DL-threo-Droxidopa;Droxidopa Impurity 4;Drxidopa impurity 14;Droxidopa Impurity 10;Droxidopa DL-threo Impurity;DL-threo-Dihydroxyphenylserine
- CBNumber:
- CB3208010
- Molecular Formula:
- C9H11NO5
- Molecular Weight:
- 213.19
- MDL Number:
- MFCD00004266
- MOL File:
- 3916-18-5.mol
- MSDS File:
- SDS
Last updated:2026-05-28 01:02:46
| Product description | Number | Pack Size | Price |
| DL-threo-Droxidopa | 011003 | 10mg | $375 |
| DL-threo-Droxidopa | AA00BY6T | 2.5mg | $271 |
| DL-threo-Droxidopa | AA00BY6T | 10mg | $696 |
| DL-threo-Droxidopa | AA00BY6T | 25mg | $1372 |
| rel-(2R,3S)-2-Amino-3-(3,4-dihydroxyphenyl)-3-hydroxypropanoic acid 95% | AD260927 | 250MG | $880 |
| Melting point | 202-205°C (dec.) |
|---|---|
| Boiling point | 549.8±50.0 °C(Predicted) |
| Density | 1.608±0.06 g/cm3(Predicted) |
| storage temp. | -15°C |
| solubility | ethanol: 50 mg/mL Solutions should be freshly prepared. |
| pka | 2.09±0.24(Predicted) |
| form | powder |
| color | off-white to yellow-tan |
| FDA UNII | 24A0V01WKS |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|---|---|
| Signal word | Warning |
| Hazard statements | H335-H319-H315 |
| Precautionary statements | P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P |
| WGK Germany | 2 |
| RTECS | VT9626000 |
(2RS,3RS)-2-AMINO-3-(3,4-DIHYDROXY-PHENYL)-3-HYDROXY-PROPIONIC ACID price More Price(9)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Usbiological | 011003 | DL-threo-Droxidopa | 3916-18-5 | 10mg | $375 | 2026-06-03 | Buy |
| aablocks | AA00BY6T | DL-threo-Droxidopa | 3916-18-5 | 2.5mg | $271 | 2026-05-28 | Buy |
| aablocks | AA00BY6T | DL-threo-Droxidopa | 3916-18-5 | 10mg | $696 | 2026-05-28 | Buy |
| aablocks | AA00BY6T | DL-threo-Droxidopa | 3916-18-5 | 25mg | $1372 | 2026-05-28 | Buy |
| ACHEMBLOCK | AD260927 | rel-(2R,3S)-2-Amino-3-(3,4-dihydroxyphenyl)-3-hydroxypropanoic acid 95% | 3916-18-5 | 250MG | $880 | 2026-05-27 | Buy |
(2RS,3RS)-2-AMINO-3-(3,4-DIHYDROXY-PHENYL)-3-HYDROXY-PROPIONIC ACID Chemical Properties,Uses,Production
Chemical Properties
White Solid
Uses
A synthetic amino acid precursor of Norepinephrine. Antiparkinsonian.
Definition
ChEBI: Droxidopa is a serine derivative that is L-serine substituted at the beta-position by a 3,4-dihydroxyphenyl group. A prodrug for noradrenalone, it is used for treatment of neurogenic orthostatic hypotension It has a role as a prodrug, a vasoconstrictor agent and an antihypertensive agent. It is a L-tyrosine derivative and a member of catechols.
(2RS,3RS)-2-AMINO-3-(3,4-DIHYDROXY-PHENYL)-3-HYDROXY-PROPIONIC ACID Preparation Products And Raw materials
Raw materials
Preparation Products
(2RS,3RS)-2-AMINO-3-(3,4-DIHYDROXY-PHENYL)-3-HYDROXY-PROPIONIC ACID Suppliers
Global( 40)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Standardpharm Co. Ltd. | 86-714-3992388 | overseasales1@yongstandards.com | United States | 14332 | 58 |
| Career Henan Chemica Co | +86-0371-86658258 +8613203830695 | laboratory@coreychem.com | China | 30224 | 58 |
| BOC Sciences | 16314854226; +16314854226 | inquiry@bocsci.com | United States | 19853 | 58 |
| J & K SCIENTIFIC LTD. | 18210857532 18210857532 | jkinfo@jkchemical.com | China | 96815 | 76 |
| 3B Pharmachem (Wuhan) International Co.,Ltd. | 18930552037 | 3bsc@sina.com | China | 15838 | 69 |
| Chemsky（shanghai）International Co.,Ltd. | 021-50135380 | shchemsky@sina.com | China | 32321 | 50 |
| BOC Sciences | 16314854226 | info@bocsci.com | United States | 9923 | 65 |
| Shenzhen Polymeri Biochemical Technology Co., Ltd. | +86-400-002-6226 +86-13028896684; | sales@rrkchem.com | China | 57422 | 58 |
| Guangzhou Dreampharm Biotechnology Co., Ltd. | 020-36607679; 13502246435 | 3008233746@qq.com | China | 9952 | 12 |
| Jiangsu Hongmin Pharmaceutical Co., Ltd. | 18221292452 | fannieliu@glschina.com | China | 6798 | 58 |
3916-18-5((2RS,3RS)-2-AMINO-3-(3,4-DIHYDROXY-PHENYL)-3-HYDROXY-PROPIONIC ACID)Related Search:
H-DL-SER(3,4-DIHYDROXYPHENYL)-OH
H-DL-BETA-(3,4-DIHYDROXYPHENYL)-DL-SERINE
H-DL-BETA-(3,4-DIHYDROXYPHENYL)-DL-SER-OH
DL-DOPS
DL-THREO-BETA-(3,4-DIHYDROXYPHENYL)SERINE
DL-THREO-DOPS
D,L-(3,4-DIHYDROXYPHENYL)-SERINE
BETA-(3,4-DIHYDROXYPHENYL)-DL-SERINE
THREO-3,4-DIHYDROXY PHENYL SERINE
3-dihydroxy-betthreo-dl-tyrosin
3-dihydroxy-dl-tyrosinethreo-bet
4-dihydroxyphenyl)-3-(dl-threo-serin
dl-threo-3-(3,4-dihydroxyphenyl)serine
threo-beta,3-dihydroxy-DL-tyrosine
Serine, 3-(3,4-dihydroxyphenyl)-, DL-threo.
DL-threo-Dihydroxyphenylserine
DL-Tyrosine, b,3-dihydroxy-, threo-
D-Tyrosine, β,3-dihydroxy-, (βS)-rel-
Serine, 3-(3,4-dihydroxyphenyl)-, DL-threo- (8CI)
threo-2-Amino-3-(3,4-dihydroxyphenyl)-3-hydroxypropionic acid
((2RS,3RS)-2-Amino-3-(3,4-dihydroxy-phenyl)-3-hydr
DL-threo-3,4-Dihydroxyphenylserine, DL-threo-DOPS
(±)-threo-DOPS
(±)-β,3-Dihydroxy-threo-tyrosine
rac-(2S*,3R*)-2-Amino-3-(3,4-dihydroxyphenyl)-3-hydroxypropionic acid
β,3-Dihydroxy-DL-threo-tyrosine
DL-threo-Droxidopa
(2RS,3RS)-2-AMINO-3-(3,4-DIHYDROXY-PHENYL)-3-HYDROXY-PROPIONIC ACID
(+/-)-THREO-DIHYDROXYPHENYLSERINE (+/-)- THREO-DOPS
DL-THREO-B-(3,4-DIHYDROXYPHENYL)SERINE
(βS)-rel-β,3-Dihydroxy-D-tyrosine
(2RS,3RS)-2-AMino-3-(3,4-dihydroxy-phenyl)-3-hydroxy-propionic acid, DL-DOPS, DL-Droxidopa
H-DL-b-(3,4-Dihydroxyphenyl)-DL-Ser-OH
Droxidopa DL-threo Impurity
Droxidopa Impurity 10
Droxidopa Impurity 10 (DL-threo-Droxidopa)
Beta-D,L-(3,4-Dihydroxyphenyl)-Serine
Droxidopa Impurity 4
rel-(2R,3S)-2-Amino-3-(3,4-dihydroxyphenyl)-3-hydroxypropanoic acid
3-D,L-(3,4-dihydroxy-phenyl-)-serine
Drxidopa impurity 14
DL-threo-β-(3,4-Dihydroxyphenyl)serine, CAS 3916-18-5
dl-threo-3,4-dihydroxyphenylserine
3916-18-5
3916-28-5
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