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Phthalic anhydride ACS

Phthalic anhydride ACS Grade CAS: 85-44-9 | MF: C₈H₄O₃ | MW: 148.12, 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 C₈H₄O₃, 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