4-Acetamido-2-hydroxybenzoic acid

Basic Information

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CAS Number

50-86-2

Molecular Formula

C9H9NO4

Molecular Weight

195.17 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Melting Point

227-229oC

Boiling Point

470.6°C at 760 mmHg

Flash Point

238.4°C

Refractive Index

1.661

Vapor Pressure

1.16E-09mmHg at 25°C

SMILES

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CC(=O)NC1=CC(=C(C=C1)C(=O)O)O

InChI

InChI=1S/C9H9NO4/c1-5(11)10-6-2-3-7(9(13)14)8(12)4-6/h2-4,12H,1H3,(H,10,11)(H,13,14)

InChIKey

YBTVSGCNBZPRBD-UHFFFAOYSA-N

LogP

1.0488

Topological Polar Surface Area

86.63000000000001 Å²

Hydrogen Bond Donor/Acceptor

3 / 5

Complexity

241

Safety Information

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Hazard Statement

Synonyms & References

English

4-Acetamidosalicylic acid
Metoclopramide HCl Imp. H (EP): 4-(Ac
EN300-130293
4-acetamido-2-hydroxy-benzoic acid
N-Acetyl-pas
N-Acetyl-4-aminosalicyclic acid
4-(Acetylamino)-2-hydroxybenzoic Acid; Metoclopramide Imp. H (EP); Metoclopramide Hydrochloride Monohydrate Impurity H; Metoclopramide Impurity H; Metoclopramide Impurity H
BRN 0395899
AKOS000104756
STK390182
N-ACETYL-4-AMINOSALICYLIC ACID
4-acetamido salicylic acid
4-Acetamido-2-hydroxybenzoicacid
2-Hydroxy-4-acetamidobenzoic acid
p-Acetamino Salicylic Methylate
4-Azetaminosalizylsaeure [German]
Acide 4-acetaminosalicylique [French]
4-(Acetylamino)salicylic acid
DTXSID90198167
LS-144206
4-14-00-02020 (Beilstein Handbook Reference)
METOCLOPRAMIDE IMPURITY H
4-Acetamidosalicylic acid;4-Acetamido-2-hydroxybenzoic acid;p-Acetamidosalicylic acid
EINECS 200-069-9
VS-01115
Q27132821
4-Acetylamino-2-hydroxybenzoic acid
2-HYDROXY-4-ACETYLAMINOBENZOICACID
Salicylic acid, 4-acetamido-
Oprea1_809805
4-(Acetylamino)-2-hydroxybenzoic acid

MDL Number

MFCD00020259

Customs Code

2924299090

FAQ

What is 4-Acetamido-2-hydroxybenzoic acid (CAS: 50-86-2)?

4-Acetamido-2-hydroxybenzoic acid, also known as salicylhydroxamic acid, is a white crystalline solid with the CAS number 50-86-2. It has a molecular formula of C9H9NO4 and is characterized by its acidic and amide functionalities. It is soluble in water and has a pKa of approximately 3.1.

What are the main uses of 4-Acetamido-2-hydroxybenzoic acid (CAS: 50-86-2)?

4-Acetamido-2-hydroxybenzoic acid is primarily used as a precursor in the synthesis of various pharmaceuticals and chemical intermediates. It is also utilized in the food industry as a flavor enhancer and in research for its potential biological activities.

Is 4-Acetamido-2-hydroxybenzoic acid (CAS: 50-86-2) safe?

4-Acetamido-2-hydroxybenzoic acid is generally considered safe when used according to recommended guidelines. It is important to handle this compound with care due to its acidic nature and potential for skin irritation. Adequate protective measures, such as gloves and goggles, should be worn during use. Storage in a cool, dry place is recommended to maintain its stability.

How should 4-Acetamido-2-hydroxybenzoic acid (CAS: 50-86-2) be stored?

4-Acetamido-2-hydroxybenzoic acid should be stored in a cool, dry environment away from direct sunlight and heat sources. It should be kept in a tightly sealed container to prevent moisture absorption and degradation. Proper ventilation is recommended to avoid the formation of toxic fumes during storage.