Bromocresol Purple TCI B0580

Chemical Identity

CAS No.: 115-40-2
PubChem: CID 8273·SID 87563597
Formula: C21H16Br2O5S
Molecular weight: 540.2 g/mol
Purity: >97.0%(HPLC)
Reference databases: ChEBI·ChemSpider·ECHA·Wikipedia

Full identifiers (IUPAC, SMILES, InChIKey)

IUPAC: 2-bromo-4-[3-(3-bromo-4-hydroxy-5-methylphenyl)-1,1-dioxo-2,1lambda6-benzoxathiol-3-yl]-6-methylphenol
SMILES: CC1=CC(=CC(=C1O)Br)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4)C)O)Br
InChIKey: ABIUHPWEYMSGSR-UHFFFAOYSA-N

Rp 557.550,00

~~Rp 405.300,00~~ Rp 557.550,00

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Bromocresol Purple TCI B0580, with the CAS number 115-40-2, is a chemical compound widely used in laboratory settings, especially in pharmaceutical development and drug discovery research. It serves as a pH indicator, capable of changing color in response to variations in the acidity or alkalinity of a solution. This property makes it essential for accurate pH measurements in various experimental procedures. Its reliability and sensitivity are key factors in its use across different scientific disciplines, ensuring consistent and reproducible results in laboratory analyses.

The compound is known for its high sensitivity and stability under specific conditions, making it a preferred choice for precise scientific applications. It exhibits a distinct color change from violet to yellow as the pH level shifts, allowing for clear visual identification of pH changes. Additionally, Bromocresol Purple dissolves well in organic solvents such as ethanol and acetone, enhancing its versatility in chemical reactions and analytical processes. Its chemical stability and predictable behavior contribute to its widespread use in both research and educational environments.

In Indonesian laboratories, Bromocresol Purple is commonly utilized in pharmacological research, analytical chemistry, and academic settings. It plays a crucial role in determining the equivalence point during acid-base titrations and is frequently used in teaching laboratories to demonstrate pH indicators and their applications. Its safety profile, being non-toxic at typical usage levels, ensures that it can be handled with proper care, making it a reliable and accessible reagent for laboratory work in Indonesia.

TCI brochures (PDF)

Titration Reagents and TLC Stains 2026-05-07 · p. 3

Related TCI products

Pharmaceutical Development: Bromocresol Purple is used to monitor pH changes during drug formulation processes, ensuring optimal conditions for chemical stability and solubility.
Drug Discovery Research: It aids in identifying and analyzing pH-sensitive compounds, supporting the development of new therapeutic agents with precise chemical properties.
Acid-Base Titrations: Its color-changing properties make it ideal for determining the equivalence point in titration experiments, providing accurate and visual data.
Analytical Chemistry: It is employed in qualitative and quantitative analysis to assess the pH of various solutions, supporting accurate data collection in research settings.
Educational Laboratories: It is widely used in teaching environments to demonstrate pH indicators and their role in chemical reactions, enhancing student understanding of basic chemistry principles.

Brand	TCI
CAS number	115-40-2
Molecular formula	—
Purity	—
Category	Chemistry > Pharmaceutical Development and Drug Discovery Research Reagents > Albumin Binding Agents
Pack sizes	Available in various quantities as per standard laboratory reagent packaging
Physical form	Solid powder
Storage	Store in a cool, dry place away from direct sunlight and moisture

Bromocresol Purple should be stored in a cool, dry environment to maintain its chemical stability and prevent degradation. It is recommended to keep the compound in a tightly sealed container to avoid exposure to moisture and air, which could affect its performance. Proper labeling of containers is essential for safe handling and identification. In laboratory settings, it is important to use appropriate personal protective equipment, such as gloves and safety goggles, when handling this reagent. While it is considered non-toxic at typical usage levels, it should still be handled with care to ensure laboratory safety. Regular inspection of storage conditions ensures that the reagent remains effective for its intended applications.

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