(R)-(-)-2-Amino-2-methylbutanedioic Acid Hydrochloride Salt

Base Information

• Chemical Name: (R)-(-)-2-Amino-2-methylbutanedioic Acid Hydrochloride Salt
• CAS No.: 143282-42-2
• Molecular Formula: C₅H₉NO₄*ClH
• Molecular Weight: 183.592
• Mol file: 143282-42-2.mol

Synonyms:D-Asparticacid, 2-methyl-, hydrochloride (9CI);[(1R)-1-Aarboxy-3-hydroxy-1-methyl-3-oxo-propyl]ammonium chloride;

Chemical Property of (R)-(-)-2-Amino-2-methylbutanedioic Acid Hydrochloride Salt

Chemical Property:

• Melting Point: 183-186°C (dec.)
• Boiling Point: 259.2 °C at 760 mmHg
• Flash Point: 110.6 °C
• PSA: 100.62000
• LogP: 0.76540
• Storage Temp.: -20?C Freezer
• Solubility.: Methanol, Water

Purity/Quality:

99% ^*data from raw suppliers

(R)-(-)-2-Amino-2-methylbutanedioicAcidHydrochlorideSalt ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of (R)-(-)-2-Amino-2-methylbutanedioic Acid Hydrochloride Salt

There total 11 articles about (R)-(-)-2-Amino-2-methylbutanedioic Acid Hydrochloride Salt which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 99.0%

dimethyl (R)-2-benzamido-2-methylsuccinate (256343-89-2) → (R)-α-methylaspartic acid hydrochloride (143282-42-2)

Guidance literature:

With hydrogenchloride; for 48h; Heating;

DOI:10.1021/ja992754n

Reference yield: 98.0%

ethyl 2-[(3R,6R)-3,6-dihydro-6-(methoxymethyl)-3,6-dimethyl-2-oxo-5-phenyl-2H-1,4-oxazin-3-yl]acetate (1063964-46-4) → (R)-α-methylaspartic acid hydrochloride (143282-42-2)

Guidance literature:

With hydrogenchloride; water; at 90 ℃; for 3h; optical yield given as %ee;

DOI:10.1021/jo801514g

Reference yield: 94.0%

2-[(3R,6R)-3,6-dihydro-6-(methoxymethyl)-3,6-dimethyl-2-oxo-5-phenyl-2H-1,4-oxazin-3-yl]acetonitrile (1063964-47-5) → (R)-α-methylaspartic acid hydrochloride (143282-42-2)

Guidance literature:

With hydrogenchloride; water; at 90 ℃; for 3h; optical yield given as %ee;

DOI:10.1021/jo801514g

upstream raw materials:

(R)-2-Methoxycarbonylamino-2-methyl-succinic acid dimethyl ester

dimethyl (R)-2-benzamido-2-methylsuccinate

(E)-4-methyl-4-(4-methyl-2-pentenyl)-2-phenyl-2-oxazolin-5-one

methyl (R,E)-2-benzamido-2,6-dimethyl-4-heptanoate

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