26046-90-2

Basic information

• Product Name: 3-(Methylseleno)-L-alanine
• Synonyms: SE-METHYLSELENO-L-CYSTEINE;SEMC;(R)-2-AMINO-3-(METHYLSELENO)PROPIONIC ACID;SE-METHYLSELENO-L-CYSTEINE 98%;L-Se-Methylselenocysteine;(2R)-2-amino-3-methylselanyl-propanoic acid;SELENIUMMETHYLSELENOCYSTEINE;(R)-2-Amino-3-methylselanyl propionic acid
• CAS NO: 26046-90-2
• Molecular Formula: C₄H₉NO₂Se
• Molecular Weight: 182.08
• Product Categories: Antioxidant and Free Radical ScavengersApoptosis and Cell Cycle;Cell Cycle;Cell Cycle Regulators;AntioxidantCancer Research;Biochemicals Found in Plants;Chemopreventive Agents;Nutrition Research;food additives
• Mol File: 26046-90-2.mol
• Article Data: 2

Chemical Properties

• Melting Point: 177 °C(dec.)
• Boiling Point: 327.976 °C at 760 mmHg
• Flash Point: 152.155 °C
• Appearance: White to slightly yellow/Powder
• Vapor Pressure: 0mmHg at 25°C
• Storage Temp.: −20°C
• PKA: 2.17±0.10(Predicted)
• CAS DataBase Reference: 3-(Methylseleno)-L-alanine(CAS DataBase Reference)
• NIST Chemistry Reference: 3-(Methylseleno)-L-alanine(26046-90-2)
• EPA Substance Registry System: 3-(Methylseleno)-L-alanine(26046-90-2)

Safety Data

• Hazard Codes: T,N
• Statements: 23/25-33-50/53
• Safety Statements: 20/21-28-45-60-61-28A
• RIDADR: UN 3283 6.1/PG 2
• WGK Germany: 3
• F: 10-23
• Hazardous Substances Data: 26046-90-2(Hazardous Substances Data)

Usage

Chemical Properties

white to slightly yellow powder

Uses

2-Amino-3-methylselenyl propionic acid is an inhibitor of DMBA-induced mammary tumors.

InChI:InChI=1/C4H9NO2SSe/c1-9-5-3(2-8)4(6)7/h3,5,8H,2H2,1H3,(H,6,7)

Downstream Products

• 127-17-3 2-oxo-propionic acid 
• 2574-71-2 3-methylseleno-2-amino-propionic acid 
• 1403762-63-9 (R)-N-(2-(1H-indol-3-yl)ethyl)-1-((3-(methylselanyl)-1-oxo-1-(phenethylamino)propan-2-yl)amino)cyclohexanecarboxamide 

Relevant articles and documents

Synthetic method for Se-methylselenocysteine

The invention discloses a synthetic method for Se-methylselenocysteine, and belongs to the field of fine chemical or organic synthesis. The method comprises the following steps: performing a catalyticreaction by using 2-methyl-4-benzylidene-5-oxazolidinone (I) shown in the description and dimethyldiselenide (II) shown in the description as raw materials to obtain a compound (III), performing catalytic hydrogenation to obtain a compound (IV), finally performing hydrolysis, and adjusting a pH to obtain the target compound (V) shown in the description. The method disclosed by the invention has the advantages that the raw materials are cheap and easy to obtain, the preparation process conditions are mild and controllable, the reaction temperature and time are moderate, the utilization rate ofthe raw materials is higher, and the total yield is high, wherein the total yield reaches 65% or more.