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8.52006 EMD Millipore

Fmoc-Cys(Acm)-OH

Fmoc-Cys(Acm)-OH Novabiochem®. CAS 86060-81-3, molar mass 414.48 g/mol., Novabiochem®

Synonym: N-α-Fmoc-S-acetamidomethyl-L-cysteine

  • CAS Number 86060-81-3

  • Linear Formula C₂₁H₂₂N₂O₅S

  • Molecular Weight 414.48 g/mol

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Properties

Related Categories Amino Acids & Derivatives, Chemical Biology, Chemical Synthesis, Cysteine/Cystine, Peptide Chemistry More...
brand family   Novabiochem
packaging   100 g in Plastic bottle (8520060100)
  25 g in Plastic bottle (8520060025)
  5 g in Plastic bottle (8520060005)
mp   147 - 150 °C
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Colour (visual): white to slight yellow to beige
  Appearance of substance (visual): powder
  Identity (IR): passes test
  Enantiomeric purity: ≥ 99.5 % (a/a)
  Purity (TLC(011B)): ≥ 98 %
  Purity (TLC(0811)): ≥ 98 %
  Assay (HPLC, area%): ≥ 99.0 % (a/a)
  Solubility (25 mmole in 50 ml DMF): clearly soluble
  UV/VIS (E(450 bis 600 nm)): ≤ 50 mAU
  Assay (acidimetric): ≥ 97.0 %
  Water (K. F.): ≤ 5.00 %
  For TLC-Systems see our General Catalog

Description

Background information

The side-chain Acm group is stable to TFA, but can be removed with Hg(II) [1] or Ag(I) [2] to give cysteinyl peptides, or oxidatively with Tl(III) [3] or I2 [4] to generate cystinyl peptides.

The product number for this product was previously 04-12-1014.

To obtain a certificate of analysis (CoA) of a lot that begins with the letter "A", please select the option in the right hand menu "Request a COA for Lot#s starting with A".

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Safety & Documentation

Safety Information

HS Code 
2930 90 16
Hazard Statement(s) 
H315: Causes skin irritation.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
Precautionary Statement(s) 
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Storage class 
10 - 13 Other liquids and solids
WGK 
WGK 2 water endangering
Hazard Pictogram(s) 
GHS07  GHS07
Hazard Symbols 
Irritant  Irritant
Categories of danger 
irritant
R Phrase 
R 36/37/38
Irritating to eyes, respiratory system and skin.
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