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Alfa Aesar™ 3,3',5,5'-Tetramethylbenzidine, 98%

$55.04 - $587.62

Chemical Identifiers

Chemical Name or Material 3,3',5,5'-Tetramethylbenzidine
CAS 54827-17-7
Molecular Formula C16H20N2
Formula Weight 240.35g/mol
MDL Number MFCD00007748
Beilstein 2808541
Synonym 4,4'-Diamino-3,3',5,5'-tetramethylbiphenyl; TMB
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Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAA1386803

 
alfa aesar™
A13868-03
1g Each for $55.04

AAA1386806

 
alfa aesar™
A13868-06
5g Each for $184.05

AAA1386814

 
alfa aesar™
A13868-14
25g Each for $587.62
Description & Specifications

Specifications

Melting Point 168° to 171°C
Quantity 1g
Chemical Name or Material 3,3',5,5'-Tetramethylbenzidine
CAS 54827-17-7
Assay 98%
Molecular Formula C16H20N2
Formula Weight 240.35g/mol
MDL Number MFCD00007748
Beilstein 2808541
Synonym 4,4'-Diamino-3,3',5,5'-tetramethylbiphenyl; TMB
Health Hazard 1 Warning
Health Hazard 2 GHS H Statement
H302-H315-H319-H335
Harmful if swallowed.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Health Hazard 3 GHS P Statement
P261-P280-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
RTECS Number DV2300000
TSCA TSCA

Applications
Excellent colorimetric substrate for detection of horseradish peroxidase labelled probes; particularly useful in ELISA techniques, blue result can be read spectrophotometrically at 370 or 650 nm3,3′,5,5′-Tetramethylbenzidine is used as a clinical reagent for testing blood. It is also a chromogenic substrate which is used in staining procedures in immunohistochemistry. Further, it is used as a visualizing reagent in enzyme-linked immunosorbent assays. In addition to this, it is used as a replacement for carcinogenic compounds such as benzidine and o-phenylenediamine.

Solubility
Soluble in ethyl acetate, ethanol, acetone, chloroform, toluene and dimethyl sulfoxide. Insoluble in water.

Notes
Light and moisture sensitive. Store in a cool place. Incompatible with metals, strong acids and strong oxidizing agents.

Safety and Handling

Warning

GHS P Statement
P261-P280-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

GHS H Statement
H302-H315-H319-H335
Harmful if swallowed.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.