Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

317861

Sigma-Aldrich

Phenyl isothiocyanate

99%, for protein sequencing

Synonym(s):

PITC

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Linear Formula:
C6H5NCS
CAS Number:
103-72-0
Molecular Weight:
135.19
Beilstein:
471392
EC Number:
203-138-1
MDL number:
MFCD00004798
UNSPSC Code:
12352100
PubChem Substance ID:
57648607
NACRES:
NA.21

type

for protein sequencing

Quality Level

100

Assay

99%

form

liquid

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.)

functional group

isothiocyanate

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

Looking for similar products? Visit Product Comparison Guide

Related Categories

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.

Signal Word

Danger

Hazard Statements

H301,H314,H317,H334

Hazard Classifications

Acute Tox. 3 Oral - Resp. Sens. 1 - Skin Corr. 1B - Skin Sens. 1

Storage Class Code

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

Flash Point(F)

190.4 °F - closed cup

Flash Point(C)

88 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKCQ9007
MKBX8793V
MKBR9947V
08515BG
05905CJ

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Journal of the Chemical Society. Chemical Communications, 601-601 (1993)
F Lai et al.
BioTechniques, 14(4), 642-649 (1993-04-01)
Pre-column derivatizations of amino acids often present two major challenges: 1) automation, due to the multi-step manipulations for pH control, reagent addition, mixing and extraction, and 2) effect of matrices in the sample such as salts, buffers and surfactants. Both
Determination of phenylisothiocyanate derivatives of amphetamine and its analogues in biological fluids by HPLC-APCI-MS or DAD.
Bogusz MJ, et al.
Journal of Analytical Toxicology, 21(1), 59-69 (1997)
One-pot dehydrations using phenyl isothiocyanate.
Majetich G, et al.
Tetrahedron Letters, 56(23), 3326-3329 (2015)
Amin Zolali et al.
Combinatorial chemistry & high throughput screening, 17(7), 610-613 (2014-03-19)
An efficient, one-pot and three-component synthesis of biologically important heterocyclic compounds is described from the reaction of primary amines and phenyl isothiocyanate in the presence of acryloyl chloride at room temperature without the need to use any catalyst.
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service