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190144

Sigma-Aldrich

Pyridinium chlorochromate

98%

Synonym(s):

PCC

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About This Item

Linear Formula:
C5H6NClCrO3
CAS Number:
26299-14-9
Molecular Weight:
215.56
Beilstein:
7054643
EC Number:
247-595-5
MDL number:
MFCD00013106
UNSPSC Code:
12352005
PubChem Substance ID:
24851416
NACRES:
NA.22

Quality Level

100

Assay

98%

form

solid

reaction suitability

reagent type: oxidant

mp

205-208 °C (lit.)

SMILES string

O[Cr](Cl)(=O)=O.c1ccncc1

InChI

1S/C5H5N.ClH.Cr.H2O.2O/c1-2-4-6-5-3-1;;;;;/h1-5H;1H;;1H2;;/q;;+2;;;/p-2

InChI key

JWIPGAFCGUDKEY-UHFFFAOYSA-L

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General description

PCC is an important organic reagent used for oxidation reactions.

Application

Stable versatile oxidizing agent for mild and selective oxidation of alcohols.
Used to oxidize an allylic methylene group in a synthesis of α,ß-unsaturated lactones from D-glucose using Grubbs-catalyzed ring-closing metathesis.

Signal Word

Danger

Hazard Statements

H272,H317,H350i,H410

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Ox. Sol. 2 - Skin Sens. 1

Storage Class Code

5.1B - Oxidizing hazardous materials

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
STBK6695
STBK3098
0000109041
0000109037
STBJ8503

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Oxidation and reduction reactions are some of the most common transformations encountered in organic synthesis

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