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Alfa Aesar™ Pyridinium dichromate, 98%

Chemical Identifiers

Chemical Name or Material Pyridinium dichromate
CAS 20039-37-6
Molecular Formula C10H12Cr2N2O7
Formula Weight 376.21
MDL Number MFCD00013105
UN Number UN3087
Synonym PDC
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAL1513214

  SDS
alfa aesar™
L1513214
25g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AAL1513222

  SDS
alfa aesar™
L1513222
100g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AAL1513236

  SDS
alfa aesar™
L1513236
500g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Description & Specifications

Specifications

Formula Weight 376.21
Chemical Name or Material Pyridinium dichromate
Molecular Formula C10H12Cr2N2O7
Health Hazard 3 GHS P Statement
P261-P280-P281-P363-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
Use personal protective equipment as required.
Wash contaminated clothing before reuse.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
TSCA TSCA
Assay 98%
CAS 20039-37-6
UN Number UN3087
Synonym PDC
Health Hazard 1 Warning
Health Hazard 2 GHS H Statement
H351-H317
Suspected of causing cancer.
May cause an allergic skin reaction.
DOT Information Transport Hazard Class: 5.1; Packing Group: II; Proper Shipping Name: OXIDIZING SOLID, TOXIC, N.O.S.
Melting Point ≈145° to 147°C
Quantity 25g
MDL Number MFCD00013105

Applications
Pyridinium dichromate acts as a strong oxidizing agent used in the conversion of primary alcohols and secondary alcohols to aldehydes and ketones respectively. It plays an important role in the oxidation of unsaturated tertiary alcohols, silyl ethers, the carbon-boron bond, and oximes. Further, it is used in the conversion of acetals to esters and didehydroketones to enones in the presence of tert-butyl hydroperoxide.

Solubility
Soluble in water, dimethyl formamide, dimethyl sulfoxide and acetonitrile. Slightly soluble in dichloromethane, chloroform and acetone. Insoluble in hexane, ether and ethyl acetate.

Notes
Hygroscopic. Incompatible withorganic materials and powdered metals.

Safety and Handling

Warning

GHS P Statement
P261-P280-P281-P363-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
Use personal protective equipment as required.
Wash contaminated clothing before reuse.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

GHS H Statement
H351-H317
Suspected of causing cancer.
May cause an allergic skin reaction.