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317861 Sigma-Aldrich

Phenyl isothiocyanate

99%, for protein sequencing

Synonym: PITC

  • CAS Number 103-72-0

  • Linear Formula C6H5NCS

  • Molecular Weight 135.19

  •  Beilstein/REAXYS Number 471392

  •  EC Number 203-138-1

  •  MDL number MFCD00004798

  •  PubChem Substance ID 57648607

  •  NACRES NA.21

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Properties

Related Categories Building Blocks, Chemical Synthesis, Organic Building Blocks, Sulfur Compounds, Thiocyanates/Isothiocyanates More...
Quality Level   100
type   for protein sequencing
assay   99%
refractive index   n20/D 1.6515 (lit.)
bp   218 °C (lit.)
  221 °C
mp   −21 °C (lit.)
solubility   water: insoluble
density   1.132 g/mL at 20 °C (lit.)
storage temp.   2-8°C
SMILES string   S=C=Nc1ccccc1
InChI   1S/C7H5NS/c9-6-8-7-4-2-1-3-5-7/h1-5H
InChI key   QKFJKGMPGYROCL-UHFFFAOYSA-N

Description

Application

Used for derivatizing N-terminal amino acids of proteins for automated sequential analysis. Synthon for dithiadiazafulvalenes.

Derivatizing reagent for primary and secondary amines. Used in sequencing peptides by Edman degradation and in amino acid analyses by HPLC.

Packaging

1, 5 g in glass bottle

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN 2927 8(6.1) / PGII
WGK Germany 
WGK 3
Flash Point(F) 
190.4 °F - closed cup
Flash Point(C) 
88 °C - closed cup
Protocols & Articles
Peer-Reviewed Papers
15

References

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