Determine the necessary mass, volume, or concentration for preparing a solution.
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10mM in DMSO for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at -80°C Ships Dry ice packs + Cold packs Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Methyldopa (Aldomet) is a DOPA decarboxylase competitive inhibitor with an ED50 of 21.8 mg/kg.
L-α-Methyl-DOPA · sesquihydrate is a DDC (L-Aromatic amino acid decarboxylase) inhibitor. Adrenergic inhibiting agent used for antihypertensive treatment.
| ALogP | -1.9 |
|---|
| Canonical Smiles | O.O.O.C[C@](N)(Cc1ccc(O)c(O)c1)C(O)=O.C[C@](N)(Cc2ccc(O)c(O)c2)C(O)=O |
|---|---|
| IUPAC Name | (2S)-2-amino-3-(3,4-dihydroxyphenyl)-2-methylpropanoic acid;hydrate |
| InChIKey | XDJUBZFLFDODNF-PPHPATTJSA-N |
| INCHI | 1S/C10H13NO4.H2O/c1-10(11,9(14)15)5-6-2-3-7(12)8(13)4-6;/h2-4,12-13H,5,11H2,1H3,(H,14,15);1H2/t10-;/m0./s1 |
| Isomeric SMILES | C[C@](CC1=CC(=C(C=C1)O)O)(C(=O)O)N.O |
| Alternate CAS | 555-30-6 |
| Molecular Weight | 238.24 |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Phenylpropanoids and polyketides |
| Class | Phenylpropanoic acids |
| Subclass | Not available |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Phenylpropanoic acids |
| Alternative Parents | D-alpha-amino acids Amphetamines and derivatives Phenylpropanes Catechols Aralkylamines 1-hydroxy-4-unsubstituted benzenoids 1-hydroxy-2-unsubstituted benzenoids Amino acids Monocarboxylic acids and derivatives Carboxylic acids Organopnictogen compounds Organic oxides Monoalkylamines Hydrocarbon derivatives Carbonyl compounds |
| Molecular Framework | Aromatic homomonocyclic compounds |
| Substituents | 3-phenylpropanoic-acid - Alpha-amino acid - D-alpha-amino acid - Alpha-amino acid or derivatives - Amphetamine or derivatives - Phenylpropane - Catechol - 1-hydroxy-2-unsubstituted benzenoid - Aralkylamine - 1-hydroxy-4-unsubstituted benzenoid - Phenol - Monocyclic benzene moiety - Benzenoid - Amino acid - Amino acid or derivatives - Carboxylic acid derivative - Monocarboxylic acid or derivatives - Carboxylic acid - Organic nitrogen compound - Primary aliphatic amine - Organonitrogen compound - Organooxygen compound - Primary amine - Carbonyl group - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Amine - Organic oxygen compound - Aromatic homomonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as phenylpropanoic acids. These are compounds with a structure containing a benzene ring conjugated to a propanoic acid. |
| External Descriptors | Not available |
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| Sensitivity | Light & Air sensitive |
|---|---|
| Melt Point(°C) | >300°C |
| Molecular Weight | 229.230 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 5 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 3 |
| Exact Mass | 229.095 Da |
| Monoisotopic Mass | 229.095 Da |
| Topological Polar Surface Area | 105.000 Ų |
| Heavy Atom Count | 16 |
| Formal Charge | 0 |
| Complexity | 246.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 1 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 2 |
| 1. Nengtao Wu, Aiwen Yu, Lingbo Zhang, Wanqiang Liu, Jinwei Gao, Chengcheng Zhang, Yuhui Zheng. (2019) Biocompatible Nanoplatform Based on Mussel Adhesive Chemistry: Effective Assembly, Dual Mode Sensing, and Cellular Imaging Performance. Advanced Materials Interfaces, 6 (17): (1900732). [PMID:] [10.1002/admi.201900732] |
| 2. Mingyu Wang, Haofei Sun, Xinyi Bai, Bo Su, Kai Li, Shengbo Zhang, Hailin Cui, Cunlin Zhang, Zhaoxin Geng. (2025) Characterization and Property Study of Binary Cocrystal of L-methyldopa and D-mannitol Using Terahertz Spectroscopy and Density Functional Theory. JOURNAL OF MOLECULAR STRUCTURE, [PMID:] [10.1016/j.molstruc.2025.143929] |