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Merck
CN

A79604

4-Aminosalicylic acid

99%, for peptide synthesis

Synonym(s):

4-Amino-2-hydroxybenzoic acid, PAS

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About This Item

Linear Formula:
H2NC6H3-2-(OH)CO2H
CAS Number:
65-49-6
Molecular Weight:
153.14
NACRES:
NA.22
PubChem Substance ID:
24891299
UNSPSC Code:
12352106
EC Number:
200-613-5
MDL number:
MFCD00007789
Beilstein/REAXYS Number:
473071

Key Documents

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Product Name

4-Aminosalicylic acid, 99%

InChI key

WUBBRNOQWQTFEX-UHFFFAOYSA-N

InChI

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

SMILES string

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

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

Quality Level

200

Gene Information

human ... PTPN1(5770)

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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

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCCL6747
BCCF7304
BCCD3897
BCCC1939
BCBZ8103

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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)
Polymorphic ammonium salts of the antibiotic 4-aminosalicylic acid.
Andre V, et al.
Crystal Growth & Design, 12(6), 3082-3090 (2012)
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)
Nga Nguyen et al.
American journal of primatology, 77(5), 579-594 (2015-02-27)
Parasitism is expected to impact host morbidity or mortality, although the fitness costs of parasitism have rarely been quantified for wildlife hosts. Tapeworms in the genus Taenia exploit a variety of vertebrates, including livestock, humans, and geladas (Theropithecus gelada), monkeys
Tian-Loon Lee et al.
Journal of glaucoma, 23(9), 644-648 (2013-02-23)
To determine the incidence of intraocular pressure (IOP) spikes within the first 30 minutes after sequential argon-Nd:YAG laser peripheral iridotomy (LPI) in patients with angle closure and to explore risk factors for their occurrence. A total of 428 consecutive eyes
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