Bromophenol red

Name: Bromophenol red
Brand: Vaqora Chemicals
SKU: VQ-000521

About Bromophenol red

Bromophenol red (CAS 2800-80-8) is a biological stain offered by Vaqora Chemicals (Puriss grade). The compound has the formula C19H12Br2O5S, corresponding to a molecular weight of 512.2 g/mol. The IUPAC name is 2-bromo-4-[3-(3-bromo-4-hydroxyphenyl)-1,1-dioxo-2,1lambda6-benzoxathiol-3-yl]phenol. It is also known as 3',3''-Dibromophenolsulfonphthalein or Bromophenol red (sultone form).

It is supplied as a red powder. Store in a tightly closed container in a cool, dry and well-ventilated place. Handle it with standard laboratory precautions and appropriate personal protective equipment.

It is commonly used for histology and cytology staining, microscopy, clinical laboratories and indicator for titrations. It is used across academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

We offer Bromophenol red in 1 g, 5 g and 25 g packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Histology & cytology staining
Microscopy
Clinical laboratories
Indicator for titrations

Industries

Specifications & identifiers

Chemical identifiers
Product name	Bromophenol red
Catalogue No.	VQ-000521
CAS Number	2800-80-8
IUPAC name	2-bromo-4-[3-(3-bromo-4-hydroxyphenyl)-1,1-dioxo-2,1lambda6-benzoxathiol-3-yl]phenol
Molecular formula	C₁₉H₁₂Br₂O₅S
Molecular weight	512.2 g/mol
Exact mass	511.8752
Grade	Puriss
HSN code	29349990
InChIKey	OYCLSQDXZMROJK-UHFFFAOYSA-N
SMILES	C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC(=C(C=C3)O)Br)C4=CC(=C(C=C4)O)Br
PubChem CID	76047

Physical properties
Physical form	Powder
Appearance	Red powder
LogP (XLogP3)	4.4
H-bond donors / acceptors	2 / 5
TPSA	92.2 Å²
Synonyms	3',3''-Dibromophenolsulfonphthalein, 4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis(2-bromophenol), S,S-dioxide, Bromophenol red (sultone form), Bromophenol Red Free acid, C19H12Br2O5S, dibromophenolsulfonephthalein, 5',5''-Dibromophenolsulfonephthalein, Phenol,4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2-bromo-, 3,3-bis(3-bromo-4-hydroxyphenyl)benzo[c]1,2-oxathiolene-1,1-dione, Bromophenol red, indicator (5.0-6.8) Bromophenol red, indicator, 3,3-Bis(3-bromo-4-hydroxyphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide, 4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis(2-bromophenol), S,S-dioxide-

Documents

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

Frequently asked questions

What is the CAS number of Bromophenol red?

The CAS Registry Number of Bromophenol red is 2800-80-8. It is also known as 3',3''-Dibromophenolsulfonphthalein, 4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis(2-bromophenol), S,S-dioxide, Bromophenol red (sultone form).

What is the molecular formula and molecular weight of Bromophenol red?

Bromophenol red has the molecular formula C19H12Br2O5S and a molecular weight of 512.2 g/mol. Its IUPAC name is 2-bromo-4-[3-(3-bromo-4-hydroxyphenyl)-1,1-dioxo-2,1lambda6-benzoxathiol-3-yl]phenol.

Which grade and pack sizes of Bromophenol red can I order?

We supply Bromophenol red in Puriss grade, in 1 g, 5 g, 25 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Bromophenol red?

Yes. Every lot of Bromophenol red 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 Bromophenol red be shipped internationally?

Yes. We export Bromophenol red worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.