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CAS 40928-13-0

4-Chloroisatoic Anhydride TCI C2790

4-Chloroisatoic Anhydride TCI C2790

Chemical Identity

Other names
7-Chloro-1,2-dihydro-4H-3,1-benzoxazine-2,4-dione
CAS No.
40928-13-0
PubChem
CID 329105·SID 253660258
Formula
C8H4ClNO3
Molecular weight
197.57 g/mol
Purity
>98.0%(HPLC)(T)
Reference databases
ECHA
Full identifiers (IUPAC, SMILES, InChIKey)
IUPAC
7-chloro-1H-3,1-benzoxazine-2,4-dione
SMILES
C1=CC2=C(C=C1Cl)NC(=O)OC2=O
InChIKey
QRUPDIJQZCABTC-UHFFFAOYSA-N
MDL
MDL00090431
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4-Chloroisatoic Anhydride (4-CIA) is a versatile chemical compound widely used in organic laboratory settings. As a heterocyclic building block, it plays a crucial role in the synthesis of complex organic molecules, particularly those containing nitrogen or oxygen atoms. Its anhydride structure makes it highly reactive, enabling it to participate in various chemical transformations such as ester and amide formation. This reactivity is a key factor in its application in synthetic chemistry, where it serves as a valuable intermediate in the development of pharmaceuticals and other advanced chemical products.

The chemical properties of 4-CIA, including its reactivity toward water and organic solvents, make it a preferred choice for chemists working on intricate molecular structures. Its ability to undergo nucleophilic attack and form stable derivatives under controlled conditions enhances its utility in laboratory experiments. Additionally, its role in the synthesis of heterocyclic compounds aligns with the growing demand for compounds used in drug discovery and material science. These properties ensure that 4-CIA remains a reliable and effective reagent in modern chemical research.

In Indonesian laboratories, 4-CIA is commonly used in organic chemistry research, especially in the synthesis of heterocyclic compounds. It is also found in pharmaceutical and biochemical studies, where its reactivity and structural versatility support the development of new drugs and functional materials. Due to its chemical nature, it is essential to handle 4-CIA with care to ensure safety and maintain the integrity of experimental results.

  • Organic synthesis of heterocyclic compounds due to its reactive anhydride structure and ability to form esters and amides.
  • Pharmaceutical research for the development of new drug molecules requiring complex chemical transformations.
  • Biochemical studies involving the synthesis of nitrogen-containing compounds essential for enzyme and protein research.
  • Chemical engineering applications in the production of specialty chemicals and polymers.
  • Analytical chemistry for the preparation of standard reagents and calibration solutions in spectroscopic and chromatographic methods.

Brand TCI
CAS number 40928-13-0
Molecular formula —
Purity —
Category Chemistry > Building Blocks > Heterocyclic Building Blocks
Pack sizes Available in various quantities as per supplier specifications
Physical form Solid anhydride
Storage Store in a cool, dry place away from moisture and incompatible materials

4-Chloroisatoic Anhydride should be stored in a cool, dry environment to prevent degradation and maintain its chemical integrity. It is recommended to use airtight containers made of glass or high-density polyethylene to minimize exposure to moisture and air. Due to its corrosive and irritating nature, it should be handled with appropriate personal protective equipment, including gloves, goggles, and a lab coat. In laboratory settings, it is essential to work in a well-ventilated area or fume hood to avoid inhalation of vapors. Proper disposal methods must be followed to ensure compliance with safety and environmental regulations.

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