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317861

Sigma-Aldrich

Phenyl isothiocyanate

99%, for protein sequencing

Synonym(s):
PITC
Linear Formula:
C6H5NCS
CAS Number:
Molecular Weight:
135.19
Beilstein:
471392
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

type

for protein sequencing

Quality Level

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.)

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

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This Item
1397428.0702878780
Phenyl isothiocyanate 99%, for protein sequencing

Sigma-Aldrich

317861

Phenyl isothiocyanate

Phenyl isothiocyanate reagent grade, 98%

Sigma-Aldrich

139742

Phenyl isothiocyanate

Phenyl isothiocyanate for HPLC derivatization, the detection of alcohols and amines, ≥99.0%

Sigma-Aldrich

78780

Phenyl isothiocyanate

assay

99%

assay

98%

assay

≥98.0% (GC)

assay

≥99.0%

form

liquid

form

liquid

form

liquid

form

liquid

refractive index

n20/D 1.6515 (lit.)

refractive index

n20/D 1.6515 (lit.)

refractive index

-

refractive index

n20/D 1.649, n20/D 1.6515 (lit.)

bp

218 °C (lit.), 221 °C

bp

218 °C (lit.)

bp

221 °C/1013 hPa

bp

218 °C (lit.)

mp

−21 °C (lit.)

mp

−21 °C (lit.)

mp

-21 °C

mp

−21 °C (lit.)

solubility

water: insoluble

solubility

water: insoluble

solubility

-

solubility

water: insoluble

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

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

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

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