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Phthalic anhydride ACS

Phthalic anhydride ACS GradeCAS: 88-99-3 | MF: C6H4-1,2-(CO2H)2 | MW: 166.13, Buy now for reliable and Reproducible results from ChemieR Organic Reagent at Chemical World.

Phthalic anhydride ACS is a white organic compound characterized by its distinct odor. Its chemical formula is C6H4(CO)2O, and it serves as the anhydride of phthalic acid. This compound was the first commercially utilized anhydride derived from a dicarboxylic acid. It is also known by other names, including 1,3-Isobenzofurandione and 1,2-Benzene dicarboxylic acid anhydride. Currently, its production relies on the vapor phase oxidation of o-xylene and naphthalene. Phthalic anhydride is a versatile reagent that finds extensive application in chemical laboratories.

ChemieR offers a comprehensive range of ACS grade and ISO 9001:2015 certified products, including high-purity solvents, inorganic reagents, acids, bases, and organic reagents. Our high-quality materials ensure your laboratory achieves precise, reproducible results every time. Rely on ChemieR for trusted, premium-grade chemicals that meet the highest industry standards.

Application :

  • Phthalic anhydride ACS can be used in organic synthesis reactions, particularly in acylation reactions, where it introduces the phthaloyl group.
  • It is used as a reactant in the preparation of N-substituted phthalimides poly(isothianaphthene) and methyl (S)-2-phthalimido-4-methylthiobutanoate.

Key features :

  • Versatile intermediate in Organic chemistry
  • High purity for use in analytical applications and gives accurate results

Properties

Quality Level
200
Vapor Density
-
Vapor Pressure
-
Assay
?99.5%
Form
powder or crystals
autoignition temp.
-
expl. lim.
-
technique(s)
-
impurities
?0.05% insolubles, ?0.5% water
color
-
transmittance
-
refractive index
-
pH
-
bp
mp
210-211 °C (dec.) (lit.)
density
UV absorption
application(s)
SMILES string
OC(C1=C(C(O)=O)C=CC=C1)=O
InChI
1S/C8H6O4/c9-7(10)5-3-1-2-4-6(5)8(11)12/h1-4H,(H,9,10)(H,11,12)
InChI key
XNGIFLGASWRNHJ-UHFFFAOYSA-N
 

Safety Information

Pictograms
GHS07
Signal Word
Warning
Hazard Statements
H315 - H319 - H335
Precautionary Statements
P302 + P352 - P305 + P351 + P338
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
Target Organs
Respiratory system
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable

Safety Data Sheets (SDS), Product Specification (PS) and Certificates of Analysis (COA) click Document Button