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HomeProduct name listHomophthalic acid

Homophthalic acid

Synonym(s):α-Carboxy-o-toluic acid;2-Carboxyphenylacetic acid

  • CAS NO.:89-51-0
  • Empirical Formula: C9H8O4
  • Molecular Weight: 180.16
  • MDL number: MFCD00004326
  • EINECS: 201-913-9
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-11-15 19:19:13
Homophthalic acid Structural

What is Homophthalic acid?

Chemical properties

off-white to light yellow or pale green powder

The Uses of Homophthalic acid

antidepressant

The Uses of Homophthalic acid

A remainder phthalic acid.

What are the applications of Application

Homophthalic acid is a remainder phthalic acid

Synthesis Reference(s)

The Journal of Organic Chemistry, 58, p. 4745, 1993 DOI: 10.1021/jo00069a047

Purification Methods

Crystallise the acid from boiling H2O (25mL/g; 63mL/g at 20o), aqueous AcOH (m 180o) Dry it at 100o. The S-benzylisothiuronium salt has m 155-156o (from EtOH). [Price Org Synth 22 611942, Grummitt et al. Org Synth Coll Vol III 449 1955, Beilstein 9 H 857, 9 II 617, 9 III 4266, 9 IV 3343.] The anhydride [703-59-3] M 162.1 has m 141-142o. [Beilstein 17/11 V 270.]

Properties of Homophthalic acid

Melting point: 178-182 °C (lit.)
Boiling point: 389.5±17.0 °C(Predicted)
Density  1.392±0.06 g/cm3(Predicted)
storage temp.  Sealed in dry,Room Temperature
solubility  soluble in Dimethylformamide
form  Powder
pka 3.72±0.36(Predicted)
color  Off-white to light yellow or pale green
Water Solubility  12 g/L (20 ºC)
BRN  1872069
CAS DataBase Reference 89-51-0(CAS DataBase Reference)
EPA Substance Registry System Benzeneacetic acid, 2-carboxy- (89-51-0)

Safety information for Homophthalic acid

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405:Store locked up.

Computed Descriptors for Homophthalic acid

InChIKey ZHQLTKAVLJKSKR-UHFFFAOYSA-N

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