Ethidium bromide, solution ~1% in water

Name: Ethidium bromide, solution ~1% in water
Brand: Vaqora Chemicals
SKU: VQ-000568

About Ethidium bromide, solution ~1% in water

Ethidium bromide (CAS 1239-45-8) is a biological stain offered by Vaqora Chemicals. Formula C21H20BrN3, molecular weight 394.3 g/mol. The IUPAC name is 5-ethyl-6-phenylphenanthridin-5-ium-3,8-diamine bromide. Common synonyms include EtBr and Homidium bromide.

It is supplied as a liquid. Keep the container tightly sealed and store it in a cool, dry area. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Key uses span histology and cytology staining, microscopy, clinical laboratories and biological staining. Buyers come mainly from academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

Standard pack sizes are 10 mL, 50 mL and 500 mL, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Histology & cytology staining
Microscopy
Clinical laboratories
Biological staining

Industries

Specifications & identifiers

Chemical identifiers
Product name	Ethidium bromide, solution ~1% in water
Catalogue No.	VQ-000568
CAS Number	1239-45-8
IUPAC name	5-ethyl-6-phenylphenanthridin-5-ium-3,8-diamine bromide
Molecular formula	C₂₁H₂₀BrN₃
Molecular weight	394.3 g/mol
Exact mass	393.0841
HSN code	29339900
InChIKey	ZMMJGEGLRURXTF-UHFFFAOYSA-N
SMILES	CC[N+]1=C2C=C(C=CC2=C3C=CC(=CC3=C1C4=CC=CC=C4)N)N.[Br-]
PubChem CID	14710

Physical properties
Physical form	Solution
Appearance	Liquid
H-bond donors / acceptors	2 / 3
TPSA	55.9 Å²
Synonyms	3,8-Diamino-5-ethyl-6-phenylphenanthridinium bromide, EtBr, Homidium bromide, Ethydium bromide, Bromure d'homidium, Bromuro de homidio, Homidii bromidum, 2,7-Diamino-10-ethyl-9-phenylphenanthridinium bromide, 2,7-Diamino-9-phenyl-10-ethylphenanthridinium bromide, 2,7-Diamino-9-phenylphenanthridine ethobromide, Bromide, Ethidium, Bromide, Homidium

Safety & hazard information (GHS)

Toxic

Health hazard

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H330Fatal if inhaled
H341Suspected of causing genetic defects

Precautionary statements: P203, P260, P264, P270, P271, P280, P284, P301 + P317, P304 + P340, P316, P318, P320, P330, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 1239-45-8

Molecular Biology

Ethidium bromide, for molecular biology, 99%

CAS: 1239-45-8
Formula: C₂₁H₂₀BrN₃
MW: 394.3 g/mol

VQ-003328

AR / Biochemistry

Ethidium bromide, GR 99%

CAS: 1239-45-8
Formula: C₂₁H₂₀BrN₃
MW: 394.3 g/mol

VQ-003329

Frequently asked questions

What is the CAS number of Ethidium bromide, solution ~1% in water?

The CAS Registry Number of Ethidium bromide, solution ~1% in water is 1239-45-8. It is also known as 3,8-Diamino-5-ethyl-6-phenylphenanthridinium bromide, EtBr, Homidium bromide.

What is the molecular formula and molecular weight of Ethidium bromide, solution ~1% in water?

Ethidium bromide, solution ~1% in water has the molecular formula C21H20BrN3 and a molecular weight of 394.3 g/mol. Its IUPAC name is 5-ethyl-6-phenylphenanthridin-5-ium-3,8-diamine bromide.

Which grade and pack sizes of Ethidium bromide, solution ~1% in water can I order?

We supply Ethidium bromide, solution ~1% in water, in 10 mL, 50 mL, 500 mL packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Ethidium bromide, solution ~1% in water?

Yes. Every lot of Ethidium bromide, solution ~1% in water is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Ethidium bromide, solution ~1% in water be shipped internationally?

Yes. Ethidium bromide, solution ~1% in water is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.