4-Aminobenzoic acid, 99%, Thermo Scientific Chemicals

Description

4-Aminobenzoic acid acts as a gastric acid secretion inhibitor. It is employed as an intermediate in the synthesis of folate (Vitamin BX), azo dyes and cross linking agents. It is also useful in biomedical sector for the preparation of local anesthetic and ointments. It is widely used in industries to make pharmaceutical products, flavors and preservatives. It is actively involved as a UV-blocking ingredient in sun tan cosmetics.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
4-Aminobenzoic acid acts as a gastric acid secretion inhibitor. It is employed as an intermediate in the synthesis of folate (Vitamin BX), azo dyes and cross linking agents. It is also useful in biomedical sector for the preparation of local anesthetic and ointments. It is widely used in industries to make pharmaceutical products, flavors and preservatives. It is actively involved as a UV-blocking ingredient in sun tan cosmetics.

Solubility
Slightly soluble in water. Soluble in methanol and diethyl ether.

Notes
Air and light sensitive. Incompatible with ferric salts and oxidizing agents. May discolor on exposure to light and air. Keep the container tightly closed in a dry and well-ventilated place.

Specifications

Chemical Identifiers

• CAS: 150-13-0
• Molecular Formula: C7H7NO2
• Molecular Weight (g/mol): 137.14
• MDL Number: MFCD00007894
• InChI Key: ALYNCZNDIQEVRV-UHFFFAOYSA-N
• Synonym: p-aminobenzoic acid, paba, para-aminobenzoic acid, vitamin bx, sunbrella, p-carboxyaniline, 4-carboxyaniline, hachemina, paraminol, benzoic acid, 4-amino
• PubChem CID: 978
• ChEBI: CHEBI:30753
• IUPAC Name: 4-aminobenzoic acid
• SMILES: NC1=CC=C(C=C1)C(O)=O

• Melting Point: ∼187°C (decomposition)
• Density: 1.374
• Quantity: 250 g
• Beilstein: 471605
• Sensitivity: Air and light sensitive
• Merck Index: 14,423
• Solubility Information: Slightly soluble in water. Soluble in methanol and diethyl ether.
• Formula Weight: 137.14
• Percent Purity: 99%
• Chemical Name or Material: 4-Aminobenzoic acid

Safety and Handling

Hazard Category	Warning
Hazard Statement	GHS H Statement H302-H315-H319-H335 Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	GHS P Statement P261-P280-P305+P351+P338-P304+P340-P405-P501a Avoid breathing dust/fume/gas/mist/vapors/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.
EINECSNumber	205-753-0
RTECSNumber	DG1400000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only