5-Hydroxy-2-methylbenzoic acid

Basic Information

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CAS Number

578-22-3

Molecular Formula

C8H8O3

Molecular Weight

152.15 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Melting Point

184.0 to 188.0 deg-C

Boiling Point

343.8°Cat760mmHg

Water Solubility

Slightly soluble in water.

Flash Point

175.9℃

Refractive Index

1.599

SMILES

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CC1=C(C=C(C=C1)O)C(=O)O

InChI

InChI=1S/C8H8O3/c1-5-2-3-6(9)4-7(5)8(10)11/h2-4,9H,1H3,(H,10,11)

InChIKey

ZIOYQUNKXJQXQY-UHFFFAOYSA-N

LogP

1.3988200000000002

Topological Polar Surface Area

57.53 Å²

Hydrogen Bond Donor/Acceptor

2 / 3

Complexity

155

Safety Information

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Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H315 Causes skin irritation
Skin corrosion/irritation

H318 Causes serious eye damage
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Hazard Class

Class IRRITANT Class IRRITANT

Synonyms & References

English

UNII-QXF6B38ZRK
5-HYDROXY-O-TOLUIC ACID
2-METHYL-5-HYDROXYBENZOIC ACID
SCHEMBL1334366
5,2-Cresotic acid
CS-W007887
5-Hydroxy-2-methylbenzoic acid, 97%
J-517600
QXF6B38ZRK
FT-0658330
AKOS015842335
NSC-36283
EN300-107368
5-Hydroxy-2-methylbenzoic acid
DS-1061
5-HYDROXY-2-METHYL-BENZOICACID
NSC-96583
A8233
AR-362/43519187
SY013428
NSC 36283
FS-2582
MFCD09833184
AM20050405
5-Hydroxy-2-methyl-benzoic acid
ZIOYQUNKXJQXQY-UHFFFAOYSA-N
578-22-3
H1586
DTXSID00206489
NSC96583
AC-504

MDL Number

MFCD09833184

Customs Code

2918290000

FAQ

What is 5-Hydroxy-2-methylbenzoic acid (CAS: 578-22-3)?

5-Hydroxy-2-methylbenzoic acid (CAS: 578-22-3) is a phenolic carboxylic acid characterized by a molecular formula of C9H10O3. It is a white crystalline solid with a pungent odor. This compound is used in pharmaceuticals and as a reagent in organic synthesis.

What are the main uses of 5-Hydroxy-2-methylbenzoic acid (CAS: 578-22-3)?

5-Hydroxy-2-methylbenzoic acid (CAS: 578-22-3) is primarily used in the pharmaceutical industry as an intermediate for the synthesis of drugs and in research for its biological activity. It is also employed as a reagent in organic synthesis and as a food additive for its antioxidant properties.

Is 5-Hydroxy-2-methylbenzoic acid (CAS: 578-22-3) safe?

5-Hydroxy-2-methylbenzoic acid (CAS: 578-22-3) is considered safe when handled with appropriate precautions. It is non-toxic and non-flammable. However, prolonged skin contact or inhalation of dust may cause irritation. Proper personal protective equipment (PPE) such as gloves and goggles should be worn during handling.

How should 5-Hydroxy-2-methylbenzoic acid (CAS: 578-22-3) be stored?

5-Hydroxy-2-methylbenzoic acid (CAS: 578-22-3) should be stored in a cool, dry place away from direct sunlight and heat sources. It should be kept in a tightly sealed container to protect it from moisture. The storage temperature should not exceed 25°C (77°F) to maintain its stability and prevent degradation.