Ethidium bromide, fluorescent dye for DNA/RNA staining (ab141391)
Key features and details
- Intercalating fluorescent dye reagent for DNA/RNA staining
- CAS Number: 1239-45-8
- Purity: > 99%
- Supplied in water (1 mg/ml)
- Form / State: Liquid
- Source: Synthetic
Overview
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Product name
Ethidium bromide, fluorescent dye for DNA/RNA staining -
Description
Intercalating fluorescent dye reagent for DNA/RNA staining -
Alternative names
- 3,8-Diamino-5-ethyl-6-phenylphenanthridinium bromide
- Dromilac
- EtBr
- Homidium bromide
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Biological description
Intercalates double-stranded DNA and RNA. Bound Ethidium bromide fluoresces very strongly compared to free Ethidium bromide. Commonly used reagent for use in gel staining and other staining purposes. Acts as a frameshift mutagen and is a DNA polymerase inhibitor because of its ability to bind to DNA.
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Purity
> 99% -
CAS Number
1239-45-8 -
Chemical structure
Properties
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Chemical name
5-Ethyl-6-phenylphenanthridin-5-ium-3,8-diamine bromide -
Molecular weight
394.31 -
Molecular formula
C21H20BrN3 -
PubChem identifier
14710 -
Storage instructions
Store at +4°C. The product can be stored for up to 12 months. -
Solubility overview
Supplied in water (1 mg/ml) -
Handling
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour.
Toxic, refer to SDS for further information
Need more advice on solubility, usage and handling? Please visit our frequently asked questions (FAQ) page for more details.
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SMILES
CC[N+]1=C2C=C(C=CC2=C3C=CC(=CC3=C1C4=CC=CC=C4)N)N.[Br-] -
Source
Synthetic
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Research areas
