L-2,3-diaminopropionic acid hydrobromide

Base Information

• Chemical Name: L-2,3-diaminopropionic acid hydrobromide
• CAS No.: 1186-65-8
• Molecular Formula: BrH*C₃H₈N₂O₂
• Molecular Weight: 185.021

Synonyms:

Chemical Property of L-2,3-diaminopropionic acid hydrobromide

Chemical Property:

• Melting Point: 240 °C

Purity/Quality:

95% ^*data from raw suppliers

H-Dap-OH.HBr ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of L-2,3-diaminopropionic acid hydrobromide

There total 1 articles about L-2,3-diaminopropionic acid hydrobromide 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:

2-(S)-p-toluenesulfonylamino-β-alanine (21753-19-5) → (S)-2,3-diaminopropanoic acid hydrobromide (1186-65-8)

Guidance literature:

With hydrogen bromide; acetic acid; at 80 ℃; for 5h;

DOI:10.1039/dt9960001513

Reference yield: 52.0%

L-2,3-diaminopropionic acid hydrobromide (1186-65-8,18635-45-5,61049-68-1,79556-90-4,83609-09-0,103057-53-0) + benzyl chloroformate (501-53-1,94274-21-2) → L-2,3-bis(benzyloxycarbonylamino)propionic acid (42548-08-3,65621-26-3)

Guidance literature:

With sodium hydroxide; In water;

DOI:10.1016/S0040-4039(00)82132-2

Reference yield:

phenylglyoxal hydrate (1074-12-0) + hydrobromide salt of D,L-1,2-diaminopropionic acid (1186-65-8,18635-45-5,61049-68-1,79556-90-4,83609-09-0,103057-53-0) → 6-phenylpyrazine-2-carboxylic acid (13534-76-4) + 5-phenylpyrazine-2-carboxylic acid (13534-77-5)

Guidance literature:

With sodium hydroxide; oxygen; In methanol; for 5h;

DOI:10.1071/CH9841049

upstream raw materials:

2-(S)-p-toluenesulfonylamino-β-alanine

Downstream raw materials:

L-2,3-bis(benzyloxycarbonylamino)propionic acid

6-phenylpyrazine-2-carboxylic acid

5-phenylpyrazine-2-carboxylic acid

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