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Alfa Aesar™ 2,3,4,5,6-Pentafluorobenzyl bromide, 98+%

Chemical Identifiers

Chemical Name or Material 2,3,4,5,6-Pentafluorobenzyl bromide
CAS 1765-40-8
Molecular Formula C7H2BrF5
Formula Weight 261
MDL Number MFCD00000299
UN Number UN3265
Beilstein 647808
Synonym alpha-Bromo-2,3,4,5,6-pentafluorotoluene
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAA1162314

  SDS
alfa aesar™
A1162314
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.

AAA1162322

  SDS
alfa aesar™
A1162322
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.
Description & Specifications

Specifications

Formula Weight 261
Chemical Name or Material 2,3,4,5,6-Pentafluorobenzyl bromide
Assay ≥98%
Boiling Point 174° to 175°C
Melting Point 18° to 20°C
Molecular Formula C7H2BrF5
Quantity 25g
Flash Point 83°C (181°F)
MDL Number MFCD00000299
CAS 1765-40-8
UN Number UN3265
Beilstein 647808
Synonym alpha-Bromo-2,3,4,5,6-pentafluorotoluene
Health Hazard 1 Danger
Health Hazard 2 GHS H Statement
H314-H318-H227
Causes severe skin burns and eye damage.
Causes serious eye damage.
Combustible liquid.
Health Hazard 3 GHS P Statement
P210-P260-P303+P361+P353-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces.
- No smoking.
Do not breathe dust/fume/gas/mist/vapors/spray.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do.
Continue rinsing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
DOT Information Transport Hazard Class: 8; Packing Group: II; Proper Shipping Name: CORROSIVE LIQUID, ACIDIC, ORGANIC, N.O.S.

Applications
2,3,4,5,6-Pentafluorobenzyl bromide is used as a reagent for derivatization of alcohols, carboxylic acids, sulfonamides for GC and polyfunctional thiols. It is used for the preparation of pentafluorobenzyl esters of organic acids for determination by capillary and GC. It is also used to derivatize N-7-substituted guanine adducts of DNA for determination by GC-electron capture-MS.

Solubility
Hydrolyzes in water.

Notes
Store in a cool, dry, well-ventilated area. Incompatible with bases and oxidizing agents. Store at 4°C. Protected from moisture.

Safety and Handling

Danger

GHS P Statement
P210-P260-P303+P361+P353-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces.
- No smoking.
Do not breathe dust/fume/gas/mist/vapors/spray.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do.
Continue rinsing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

GHS H Statement
H314-H318-H227
Causes severe skin burns and eye damage.
Causes serious eye damage.
Combustible liquid.