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mono-Methyl terephthalate

June 16, 2026

Basic information:

Product name mono-Methyl terephthalate
Synonym Mono-Methyltetraphthalate;MonoMethylTerephthalate,98.0%(GC&T;mono-Methylterephthalate97%;mono-Methylterephthalate≥99%(GCChemicalbook);mono-Methyleterephthalate;(4-carboxyphenyl)-aceticaci;4-(Methoxycarbonyl)benzoicacid,Methyl4-carboxybenzoate;MonomethyL
CAS No. 1679-64-7
MF C9H8O4
MW 180.16
Related categories Pharmaceutical intermediatesGeneral Organic Building Block
Storage Preserve in tight sealed container and store at room temperature.
Packaging 500g/bag, 1kg/bag, 5kg/bag, 25kg/drum, can be also subpacked as customer’s request.
Product Manager Cara Lee
Email: Cara@coreychem.com

Application:

Use of mono-Methyl terephthalate (CAS No.: 1679-64-7):

1. Key Intermediate for Pharmaceutical Synthesis:

  • Raw material for manufacturing anti-tumor drug Bexarotene, indicated for refractory cutaneous T-cell lymphoma, also applied in research of psoriasis and diabetes therapeutics.
  • Building block for benzamide BRAF V600E inhibitors (targeted drugs for melanoma) and anti-HCV antiviral intermediates.
  • Reference standard for related impurities of Bendamustine Hydrochloride for API quality control.
  • Versatile scaffold for aromatic amides and carboxylic acid small-molecule targeted drugs.
2. Monomer for High-performance New Materials:

  • Polymerization monomer of PBO (Poly(p-phenylene benzobisoxazole)) ultra-high-strength fiber, widely used in bulletproof materials, high-temperature aerospace composites and industrial high-strength ropes.
  • Special monomer for copolyester and engineering plastics, generates fewer volatile byproducts during polymerization; applicable to medical sutures and eco-friendly coating resins.
3Chemical Intermediate & General Organic Building Block:
  • Intermediate in the production of dimethyl terephthalate (DMT) and purified terephthalic acid (PTA).
  • Feedstock for terephthalate plasticizers and paint additives.
  • Dual-functional building block with one carboxyl and one methyl ester group for fine organic synthesis and heterocycle preparation.

🌡Storage:
Store at room temperature, keep away from light.

Any interest, please contact product manager:Cara@coreychem

 

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