3,3′,5,5′-Tetramethylbenzidine
SIGMA/T2885 - ≥98% (TLC)
Synonym: BM blue; Sure Blue TMB; TMB; TMB Blotting Plus; TMB substrate
CAS Number: 54827-17-7
Empirical Formula (Hill Notation): C16H20N2
Molecular Weight: 240.34
EC Number: 259-364-6
MDL Number: MFCD00007748
Linear Formula: [-C6H2(CH3)2-4-NH2]2
Product Type: Chemical
assay | ≥98% (TLC) |
form | powder |
InChI | 1S/C16H20N2/c1-9-5-13(6-1 |
InChI key | UAIUNKRWKOVEES-UHFFFAOYSA |
mp | 168-171 °C (lit.) |
Quality Level | 200 ![]() |
SMILES string | Cc1cc(cc(C)c1N)-c2cc(C)c( |
solubility | ethyl acetate: 50 mg/mL, clear to very slightly hazy |
storage temp. | 2-8°C |
Application: | 3,3′,5,5′-Tetramethylbenz |
Application: | 3,3′,5,5′-Tetramethylbenz • as a supplement in Man-Rodosa-Sharpe (MRS) agar plate, to stains the lactobacilli colonies blue in the presence of O2 • as a substrate solution for ELISA (enzyme-linked immunosorbent assay) • in myeloperoxidase activity assay to quantify neutrophil |
Biochem/physiol Actions: | 3,3′,5,5′-Tetramethylbenz |
Packaging: | 1, 5, 100 g in glass bottle |
Packaging: | 100 mg in glass bottle |
Packaging: | Bottomless glass bottle. Contents are inside inserted fused cone. |
Hazard Codes | Xi |
Risk Statements | 36/37/38 |
Safety Statements | 26-36 |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 3 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Purity | ≥98% (TLC) |
mp | 168-171 °C (lit.) |
Storage Temp. | 2-8°C |
UNSPSC | 12352204 |