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214698

Sigma-Aldrich

Pyridinium dichromate

98%

Synonym(s):

PDC

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About This Item

Empirical Formula (Hill Notation):
C10H10N2 · H2Cr2O7
CAS Number:
20039-37-6
Molecular Weight:
376.20
EC Number:
243-478-8
MDL number:
MFCD00013105
UNSPSC Code:
12352005
PubChem Substance ID:
24852846
NACRES:
NA.22

Quality Level

200

Assay

98%

form

solid

reaction suitability

reagent type: oxidant

mp

152-153 °C (lit.)

SMILES string

c1ccncc1.c2ccncc2.O[Cr](=O)(=O)O[Cr](O)(=O)=O

InChI

1S/2C5H5N.2Cr.2H2O.5O/c2*1-2-4-6-5-3-1;;;;;;;;;/h2*1-5H;;;2*1H2;;;;;/q;;2*+1;;;;;;;/p-2

InChI key

RCBVKBFIWMOMHF-UHFFFAOYSA-L

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General description

Pyridinium dichromate is a pyridinium salt and strong oxidizing agent to convert primary alcohols and secondary alcohols to aldehydes and ketones respectively.

Application

Oxidizing agent for conversion of primary alcohols to aldehydes and ketones, acetals to esters, and didehydroketones to enones in the presence of tert-butyl hydroperoxide (cat. no. 213128).

Signal Word

Danger

Hazard Statements

H228,H314,H317,H350i,H410

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Eye Dam. 1 - Flam. Sol. 1 - Skin Corr. 1B - Skin Sens. 1

Storage Class Code

4.1A - Other explosive hazardous materials

WGK

WGK 3

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
MKCN3166
MKCL4761
MKCL1536
MKCG8346
MKCG3419

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Environmental pollution (Barking, Essex : 1987), 219, 932-938 (2016-10-07)
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J. Mol. Catal. A: Chem., 250, 70-70 (2006)
K M Halkes et al.
Carbohydrate research, 309(2), 161-174 (1998-09-19)
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Global Trade Item Number

SKUGTIN
214698-500G4061838773142
214698-100G4061838773135

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