Skip to Content
Merck
All Photos(1)

Documents

A79604

Sigma-Aldrich

4-Aminosalicylic acid

99%, for peptide synthesis

Synonym(s):

4-Amino-2-hydroxybenzoic acid, PAS

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
H2NC6H3-2-(OH)CO2H
CAS Number:
Molecular Weight:
153.14
Beilstein:
473071
EC Number:
MDL number:
UNSPSC Code:
12352106
PubChem Substance ID:
NACRES:
NA.22

product name

4-Aminosalicylic acid, 99%

Assay

99%

form

powder

reaction suitability

reaction type: solution phase peptide synthesis

color

white to beige

mp

135-145 °C (lit.)

application(s)

peptide synthesis

SMILES string

Nc1ccc(C(O)=O)c(O)c1

InChI

1S/C7H7NO3/c8-4-1-2-5(7(10)11)6(9)3-4/h1-3,9H,8H2,(H,10,11)

InChI key

WUBBRNOQWQTFEX-UHFFFAOYSA-N

Gene Information

human ... PTPN1(5770)

Looking for similar products? Visit Product Comparison Guide

Application

4-Aminosalicylic acid (4-ASA) can be used in the synthesis of:
  • Azo derivatives of 4-ASA with anti-inflammatory effects.
  • Ammonium 4-aminosalicylate salt polymorphs which are used as pharmaceutical ingredients.
  • Salicylic acid-triazole analogs which are used as quorum sensing inhibitors against Pseudomonas aeruginosa.

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Design, Synthesis and Biological Evaluation of Triazole-Containing 2-Phenylindole and Salicylic Acid as Quorum Sensing Inhibitors Against Pseudomonas aeruginosa.
Srinivasarao S, et al.
ChemistrySelect, 3(32), 9170-9180 (2018)
Polymorphic ammonium salts of the antibiotic 4-aminosalicylic acid.
Andre V, et al.
Crystal Growth & Design, 12(6), 3082-3090 (2012)
Maria João Forjaz et al.
Movement disorders : official journal of the Movement Disorder Society, 30(4), 545-551 (2014-12-30)
The Parkinson Anxiety Scale is a new scale developed to measure anxiety severity in Parkinson's disease specifically. It consists of three dimensions: persistent anxiety, episodic anxiety, and avoidance behavior. This study aimed to assess the measurement properties of the scale
Synthesis of azo derivatives of 4-aminosalicylic acid.
Zhao ZB, et al.
Chinese Chemical Letters = Zhongguo Hua Xue Kuai Bao, 18(6), 639-642 (2007)
Joan Cid et al.
Platelets, 26(2), 190-194 (2014-05-29)
Platelet refractoriness (PR) due to HLA alloimmunization is a common and serious complication of patients receiving long-term packed red blood cell and platelet transfusions. Although most alloimmunized patients will respond to HLA-matched platelets, 20-50% of patients will remain refractory even

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service