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150-13-0 - 4-Aminobenzoic acid, 99% - H-4-Abz-OH - PABA - A12673 - Alfa Aesar

A12673 4-Aminobenzoic acid, 99%

CAS Number
150-13-0
Synonyms
H-4-Abz-OH
PABA

Size Price ($) Quantity Availability
50g 19.26
250g 34.65
1000g 91.80
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4-Aminobenzoic acid, 99%

MDL
MFCD00007894
EINECS
205-753-0

Chemical Properties

Formula
C7H7NO2
Formula Weight
137.14
Melting point
ca 187° dec.
Density
1.374
Sensitivity
Air & Light Sensitive
Solubility
Slightly soluble in water. Soluble in methanol and diethyl ether.

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.

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.

Literature References

Liu, B.-T.; Li, P.-S. Preparation and characterization of high-refractive-index polymer/inorganic hybrid films containing TiO2 nanoparticles prepared by 4-aminobenzoic acid. Surf. Coat. Technol. 2013, 231, 301-306.

Campbell, J. L.; Blanc, J. C. Y. L.; Schneider, B. B. Probing Electrospray Ionization Dynamics Using Differential Mobility Spectrometry: The Curious Case of 4-Aminobenzoic Acid. Anal. Chem. 2012, 84 (18), 7857-7864.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/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. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Merck
14,423
Beilstein
471605
Harmonized Tariff Code
2922.49
TSCA
Yes
RTECS
DG1400000

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