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Carboxylic Acids & Salts

Phthalic acid, GR 99.5%

ARAvailable on request

Order Phthalic acid, GR 99.5% (CAS 88-99-3) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 500 g.

Pack sizes
Phthalic acid, GR 99.5% chemical structure
CAS number88-99-3
FormulaC8H6O4
Molar mass166.13 g/mol
Physical formPowder
HS code29173930
Purity99.5%
InChIKeyXNGIFLGASWRNHJ-UHFFFAOYSA-N
IUPAC namephthalic acid

About Phthalic acid, GR 99.5%

Phthalic acid, GR 99.5% sits in our carboxylic Acids & Salts section and ships worldwide from stock or short lead time. Key data (AR): CAS 88-99-3, formula C8H6O4 and molar mass 166.13 g/mol. Typical appearance is white to off-white crystalline powder.

Typical applications

  • Dyes & pigments manufacture
  • Polymer & resin production
  • Reduction reactions

Handling and storage

Literature values: melting point 210-211 °C. Handle with the usual laboratory precautions and consult the SDS supplied with each lot.

Available as 500 g, 5 kg and 4 x 25 kg. Larger or split packs can be arranged. Every shipment includes a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Dyes & pigments manufacture
  • Polymer & resin production
  • Reduction reactions

Applications

Pharmaceutical Manufacturing and QCPolymers, Plastics and RubberResearch Labs and Universities

Grade guides

AR Grade (Analytical Reagent)

Specifications and identifiers

Specifications of Phthalic acid, GR 99.5%
Product namePhthalic acid, GR 99.5%
Catalogue numberZX-007629
CAS number88-99-3
IUPAC namephthalic acid
Molecular formulaC8H6O4
Molar mass166.13 g/mol
Exact mass166.0266
GradeAR
Purity / assay99.5%
Physical formPowder
AppearanceWhite to off-white crystalline powder
Melting point210-211 °C
XLogP30.7
H-bond donors / acceptors2 / 4
Topological polar surface area74.6 Ų
HS code29173930
InChIKeyXNGIFLGASWRNHJ-UHFFFAOYSA-N
SMILESC1=CC=C(C(=C1)C(=O)O)C(=O)O
PubChem CID1017
Synonyms1,2-Benzenedicarboxylic acid, o-phthalic acid, benzene-1,2-dicarboxylic acid, o-dicarboxybenzene, o-benzenedicarboxylic acid, Acide phtalique, Kyselina ftalova, ortho-phthalic acid, Pathalic acid, Orthophthalic acid, Sunftal 20

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS08 Health hazard
Health hazard

Signal word Danger

Precautionary statements P203, P280, P318, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Phthalic acid, GR 99.5%
500 gQuoted on request
5 kgQuoted on request
4 x 25 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Phthalic acid, GR 99.5%

Which CAS number identifies Phthalic acid, GR 99.5%?
Phthalic acid, GR 99.5% is registered under CAS 88-99-3. You may also see it listed as 1,2-Benzenedicarboxylic acid, o-phthalic acid, benzene-1,2-dicarboxylic acid. Our catalogue number for this item is ZX-007629.
What are the formula and molar mass of Phthalic acid, GR 99.5%?
For Phthalic acid, GR 99.5%, its formula is C8H6O4 and its molar mass is 166.13 g/mol. The systematic (IUPAC) name is phthalic acid. InChIKey XNGIFLGASWRNHJ-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Phthalic acid, GR 99.5%?
This listing is AR grade with 99.5% purity. Standard packs are 500 g, 5 kg, 4 x 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Phthalic acid, GR 99.5%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Phthalic acid, GR 99.5% to my country?
Yes. Because Phthalic acid, GR 99.5% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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