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Bromo Phenol Blue (W/S)

Bromo Phenol Blue (W/S)

CAS Number: 34725-61-6

Molecular Formula: C19H10Br4O5S

About Bromo Phenol Blue (W/S)

Bromo Phenol Blue (W/S) (CAS 115-39-9) is increasingly utilized as a high-purity fine chemical within the API intermediates market, where its role as a precise pH indicator and protein-binding probe is essential for diagnostic assay manufacturing and quality control in pharmaceutical synthesis. Tetrabromophenolsulfonph...

Bromo Phenol Blue (W/S) Specifications

CAS Number
34725-61-6
Molecular Formula
C19H10Br4O5S
Molecular Weight
669.96 g/mol
IUPAC Name
3,3-bis(3,5-dibromo-4-hydroxyphenyl)-3H-2,1λ⁶-benzoxathiole-1,1-dione
Canonical SMILES
Brc1cc(cc(Br)c1O)C3(OS(=O)(=O)c2ccccc23)c4cc(Br)c(O)c(Br)c4
InChI Key
UDSAIICHUKSCKT-UHFFFAOYSA-N
PubChem CID
71464062
Molecular Weight
669.96 g/mol

pH Indicator

A synthetic triphenylmethane dye primarily used as an acid-base indicator that transitions from yellow at pH 3.0 to blue-violet at pH 4.6

Electrophoretic Tracking Dye

A color marker utilized in agarose and polyacrylamide gel electrophoresis to monitor the migration of DNA, RNA, and proteins by moving at a predictable rate toward the anode

Biological Stain

A versatile dye employed in histology, hematology, and microscopy to visualize cell structures, detect nucleic acids, or probe the blood-brain barrier

Laboratory Reagent

A diagnostic and biochemical tool used in titrations to signal reaction endpoints and in various assays to study enzyme activities or protein interactions.

Bromo Phenol Blue (W/S) FAQs

Minimum Order Quantity

25 kg (pilot) · 1 MT (commercial)

Lead Time

3 – 5 weeks ex-works

Incoterms

FOB · CIF

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

Regional Availability

India · EU · Middle East · Southeast Asia

Documentation

SDS · COA · TDS available on request

Compliance & Quality

REACH registered*

GHS/SDS available

ISO 9001:2015 site*

RoHS compliant*

Global sourcing network

Consistent quality & reliability

End-to-end technical support

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