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545996

Seleno-L-cystine

Name: Seleno-<SC>L</SC>-cystine
Brand: ALDRICH

95%, for peptide synthesis

Synonym(s):

(R,R)-3,3′-Diseleno-bis(2-aminopropionic acid), L-Selenocystine

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About This Item

Linear Formula:

CO₂HCH(NH₂)CH₂(Se)₂CH₂CH(NH₂)CO₂H

CAS Number:

29621-88-3

Molecular Weight:

334.09

NACRES:

NA.22

PubChem Substance ID:

24878867

UNSPSC Code:

12352209

MDL number:

MFCD00800971

Beilstein/REAXYS Number:

1969559

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Properties

Product Name

Seleno-L-cystine, 95%

Quality Segment

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.

pictograms

GHS06,GHS08,GHS09

signalword

Danger

hcodes

H301 + H331,H373,H410

pcodes

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

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