N-Chloromethylphthalimide [for HPLC Labeling] TCI A5504

Chemical Identity

CAS No.: 17564-64-6
PubChem: CID 87154·SID 87563154
Formula: C9H6ClNO2
Molecular weight: 195.60 g/mol
Purity: >98.0%(HPLC)(T)
Reference databases: ECHA

Full identifiers (IUPAC, SMILES, InChIKey)

IUPAC: 2-(chloromethyl)isoindole-1,3-dione
SMILES: C1=CC=C2C(=C1)C(=O)N(C2=O)CCl
InChIKey: JKGLRGGCGUQNEX-UHFFFAOYSA-N

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N-Chloromethylphthalimide is a chemical compound widely used in analytical laboratories, particularly in derivatization techniques for High-Performance Liquid Chromatography (HPLC). This reagent serves as a labeling agent, enhancing the detection and identification of compounds during chromatographic analysis. Its role is critical in enabling more accurate and sensitive analysis of complex mixtures. In laboratory settings, it is employed to modify target compounds, making them more detectable by chromatographic detectors. This compound is essential for improving the resolution and specificity of analytical methods, especially in qualitative and quantitative studies.

The chemical properties of N-Chloromethylphthalimide make it a preferred choice for derivatization reactions. It exhibits stability and appropriate reactivity, allowing it to selectively bind to target molecules without interfering with the analysis. Its molecular structure enables selective bonding, which accelerates the analysis process and improves the accuracy of results. These characteristics make it a reliable and efficient reagent for various analytical applications. Its consistent performance and compatibility with different analytical systems further contribute to its popularity in laboratory environments.

In Indonesian laboratories, N-Chloromethylphthalimide is extensively used in chemical, pharmaceutical, and environmental research. It is a key component in advanced analytical methods, supporting research institutions and industries that require precise and reliable analytical techniques. Its availability in the local market ensures that researchers have access to this essential reagent for their work. This compound plays a vital role in maintaining the quality and accuracy of analytical data in Indonesian scientific settings.

Advantages (TCI brochure)

Chloromethyl group reacts with a carboxy group to form an ester in the presence of a base
Resulting ester is stable and reaches the detector without decomposition in reversed phase HPLC
Esterification with alkali metal salts and crown ethers completes in 5 min at 60 C

TCI brochures (PDF)

HPLC Labeling Reagents 2026-03-10 · p. 2

Related TCI products

High-Performance Liquid Chromatography (HPLC) utilizes N-Chloromethylphthalimide for derivatization, enhancing the detection of analytes through selective labeling and improved chromatographic resolution.
Environmental Analysis benefits from this reagent as it aids in the detection of trace organic compounds in water and soil samples, ensuring accurate and reliable results.
Pharmaceutical Research employs N-Chloromethylphthalimide to modify drug molecules, facilitating their identification and quantification in complex biological matrices.
Chemical Synthesis Applications leverage its reactivity to selectively modify functional groups, improving the efficiency and specificity of synthetic processes.
Quality Control Testing in industrial settings relies on this compound to ensure the purity and consistency of chemical products through precise analytical methods.

From the TCI brochure

Fatty acids (as phthalimidomethyl esters)

Brand	TCI
CAS number	17564-64-6
Molecular formula	—
Purity	—
Category	Analytical Chemistry > Analytical Reagents > Derivatization Reagents
Pack sizes	Available in standard laboratory quantities as per supplier specifications
Physical form	Solid, crystalline powder
Storage	Store in a cool, dry place away from light and moisture

Data from the TCI brochure

Panjang gelombang deteksi UV	254 nm (Kolom Kaseisorb LC C8-60-5 4.6 mm I.D.x150 mm; CH3CN/H2O = 70/30 sampai 100/0, gradien linier 20 min; 1 mL/min)

Source: TCI brochure A1096 (2026-03-10)

N-Chloromethylphthalimide should be stored in a cool, dry place, away from direct light and moisture to maintain its chemical stability. It is recommended to use airtight containers to prevent exposure to air and humidity, which may affect its reactivity. Laboratory personnel should handle the compound with care, using appropriate personal protective equipment such as gloves and safety goggles to minimize direct contact. It is important to ensure that the storage area is well-ventilated to avoid the accumulation of any potentially harmful vapors. This reagent should be kept separate from incompatible substances to prevent any unintended chemical reactions. Proper labeling and storage conditions help ensure the safety and effectiveness of the compound in laboratory operations.

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