545996

Seleno-L-cystine

95%, for peptide synthesis

• Synonym(s): (R,R)-3,3′-Diseleno-bis(2-aminopropionic acid), L-Selenocystine
• Linear Formula: CO₂HCH(NH₂)CH₂(Se)₂CH₂CH(NH₂)CO₂H
• CAS Number: 29621-88-3
• Molecular Weight: 334.09
• Beilstein: 1969559
• MDL number: MFCD00800971
• UNSPSC Code: 12352209
• PubChem Substance ID: 24878867
• NACRES: NA.22

Properties

• product name: Seleno-L-cystine, 95%
• Quality Level: 100
• Assay: 95%
• form: powder or crystals
• optical activity: [α]20/D −28°, c = 1 in NaOH
• reaction suitability: reaction type: solution phase peptide synthesis
• mp: 224.5-229.5 °C (lit.)
• application(s): peptide synthesis
• storage temp.: 2-8°C
• SMILES string: N[C@@H](C[Se][Se]C[C@H](N)C(O)=O)C(O)=O
• InChI: 1S/C6H12N2O4Se2/c7-3(5(9)10)1-13-14-2-4(8)6(11)12/h3-4H,1-2,7-8H2,(H,9,10)(H,11,12)/t3-,4-/m0/s1
• InChI key: JULROCUWKLNBSN-IMJSIDKUSA-N

Description

Application

Seleno-L-cystine can be used for the synthesis of:

• Biologically active selenol compounds.
• Non-natural selenylated diamino acids.

Safety Information

• Pictograms: GHS06,GHS08,GHS09
• Signal Word: Danger
• Hazard Statements: H301 + H331,H373,H410
• Precautionary Statements: P273 - P301 + P310 + P330 - P304 + P340 + P311 - P314
• Hazard Classifications: Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2
• Storage Class Code: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves