P-Aminobenzoic Acid (PABA)

Product Description

Parameter	Specification
Product Name	P-Aminobenzoic Acid (PABA) (Synonyms: 4-Aminobenzoic acid; Vitamin Bx)
CAS Number	150-13-0
Molecular Formula	C7H7NO2 (MW: 137.14)
Chemical Structure
Assay (HPLC)	≥ 99.5% (High Purity)
Appearance	White to off-white crystalline powder
Melting Point	186 – 189 °C
Heavy Metals	≤ 10 ppm (Suitable for Pharma Synthesis)
Loss on Drying	≤ 0.5%
Key Applications	Pharmaceuticals: Key intermediate for Benzocaine, Procaine, and Folic Acid synthesis. UV Absorbers: Precursor for PABA-ester sunscreen agents (e.g., Padimate O). Dyes & Pigments: Intermediate for Azo dyes and cross-linking agents.
Packaging & Storage	25kg Fiber Drum (Standard) or 25kg Kraft Bag. Store in a cool, dry place protected from light (photosensitive).

Synthesizing Benzocaine or Folic Acid?

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Product Category

P-Aminobenzoic Acid (PABA)

Product Description

Synthesizing Benzocaine or Folic Acid?

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