SELENO-DL-METHIONINE

Base Information

• Chemical Name: SELENO-DL-METHIONINE
• CAS No.: 2578-28-1
• Molecular Formula: C5H11NO2Se
• Molecular Weight: 196.108
• Hs Code.: 2922499990
• Mol file: 2578-28-1.mol

Synonyms:DL-SELENOMETHIONINE-13C1 (METHYL-13C) 99;(+-)-butanoicaci;DL-Selenomethionine;seleno-D,L-methionine;2-AMINO-4-(METHYLSELENO)BUTYRIC ACID;D,L-2-AMINO-4-(METHYLSELENO)BUTANOIC ACID;2-amino-4-methylselenobutanoic acid;2-Amino-4-(methylselanyl)butanoic acid;D L-SELENOMETHIONINE;AURORA KA-6143;DL-SELENOMETHIOININE;rac-(2R*)-2-[2-(Methylseleno)ethyl]glycine;selenium methionine;

Chemical Property of SELENO-DL-METHIONINE

Chemical Property:

• Appearance/Colour: colorless, faint smelling, glistening powder
• Melting Point: 267-269oC
• Boiling Point: 320.8oC at 760 mmHg
• Flash Point: 147.8oC
• PSA: 74.96000
• LogP: 0.65730
• Storage Temp.: −20°C
• Solubility.: 0.5 M HCl: 50 mg/mL, clear, colorless

Purity/Quality:

98%,99%, ^*data from raw suppliers

Safty Information:

• Pictogram(s): T,N
• Hazard Codes: T,N
• Statements: 23/25-33-50/53
• Safety Statements: 20/21-28-45-60-61-28A

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of SELENO-DL-METHIONINE

There total 6 articles about SELENO-DL-METHIONINE 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:

dimethyl diselenide (7101-31-7) + (l)α-amino-γ-butyrolactone hydroiodide (127628-31-3,171736-85-9) → (d)selenomethionine (1464-42-2,2578-28-1,3211-76-5,13091-98-0) + (l)selenomethionine (1464-42-2,2578-28-1,3211-76-5,13091-98-0)

Guidance literature:

With sodium hydride; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts; 2) DMF, 40 - 50 deg C;

Reference yield:

dimethyl diselenide (7101-31-7) + (l)α-amino-γ-butyrolactone hydroiodide (127628-31-3,171736-85-9) → (d)selenomethionine (1464-42-2,2578-28-1,3211-76-5,13091-98-0) + (l)selenomethionine (1464-42-2,2578-28-1,3211-76-5,13091-98-0)

Guidance literature:

With sodium hydride; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts; 2) DMF, 40 - 50 deg C;

Reference yield:

methyl selenide (6486-05-1) + (l)α-amino-γ-butyrolactone (1192-20-7,2185-02-6,7686-01-3,51744-82-2) → (d)selenomethionine (1464-42-2,2578-28-1,3211-76-5,13091-98-0) + (l)selenomethionine (1464-42-2,2578-28-1,3211-76-5,13091-98-0)

Guidance literature:

With sodium hydride; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts; 2) DMF, 40 - 50 deg C;

upstream raw materials:

dimethyl diselenide

(l)α-amino-γ-butyrolactone hydroiodide

methyl selenide

(l)α-amino-γ-butyrolactone

Downstream raw materials:

potassium N-salicylidene-selenomethioninate

N-Carbobenzoxy-DL-selenomethionindiphenylmethylester

Seleno-L-methionine

2-Acetylamino-4-methylselanyl-butyric acid

Refernces