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A79604

Sigma-Aldrich

4-Aminosalicylic acid

99%

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Synonym(s):
4-Amino-2-hydroxybenzoic acid, PAS
Linear Formula:
H2NC6H3-2-(OH)CO2H
CAS Number:
Molecular Weight:
153.14
Beilstein:
473071
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

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)

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1 of 4

This Item
PHR1746255300A79809
4-Aminosalicylic acid 99%

Sigma-Aldrich

A79604

4-Aminosalicylic acid

4-Aminosalicylic acid Pharmaceutical Secondary Standard; Certified Reference Material

Supelco

PHR1746

4-Aminosalicylic acid

3-Aminosalicylic acid 97%

Sigma-Aldrich

255300

3-Aminosalicylic acid

5-Aminosalicylic acid 95%

Sigma-Aldrich

A79809

5-Aminosalicylic acid

form

powder

form

-

form

powder or crystals

form

powder with small lumps

color

white to beige

color

-

color

-

color

-

mp

135-145 °C (lit.)

mp

135-145 °C (lit.)

mp

240 °C (dec.) (lit.)

mp

275-280 °C (dec.) (lit.)

reaction suitability

reaction type: solution phase peptide synthesis

reaction suitability

-

reaction suitability

reaction type: solution phase peptide synthesis

reaction suitability

reaction type: solution phase peptide synthesis

application(s)

peptide synthesis

application(s)

pharmaceutical (small molecule)

application(s)

peptide synthesis

application(s)

detection
peptide synthesis

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

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Design, Synthesis and Biological Evaluation of Triazole-Containing 2-Phenylindole and Salicylic Acid as Quorum Sensing Inhibitors Against Pseudomonas aeruginosa.
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Synthesis of azo derivatives of 4-aminosalicylic acid.
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Chinese Chemical Letters = Zhongguo Hua Xue Kuai Bao, 18(6), 639-642 (2007)
Polymorphic ammonium salts of the antibiotic 4-aminosalicylic acid.
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Crystal Growth & Design, 12(6), 3082-3090 (2012)

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