C8H8O3
152.15 g/mol
Dye & PigmentDanger
3-Methylsalicylic acid
CAS83-40-9EC201-473-8
Category
Dye & Pigment
Compound Class
Aromatic
Primary Use
Dye manufacturing intermediate
3-Methylsalicylic acid is an organic compound containing both a carboxylic acid and a phenol group, appearing as a white solid. It is used primarily as an intermediate in the manufacturing of dyes.
Dye manufacturing intermediate
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ApplicationSame Use
1,5-naphthalenediol
CAS83-56-7
Dye manufacturing intermediate
ReferenceSame Category
Lawsone
CAS83-72-7
natural dye and pigment
ReferenceSame Category
Potassium 6-hydroxy-2-naphthalenesulfonate
CAS833-66-9
dye intermediate
ReferenceSame Category
Potassium 2-amino-4,6-disulfophenolate
CAS83763-34-2
dye intermediate
ReferenceSame Category
Dichlorosulfophenyl-3-methylpyrazolone
CAS84-57-1
Dye intermediate
Safety Reference
Danger
H302Harmful if swallowed
H315Causes skin irritation
H318Causes serious eye damage
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 3-Methylsalicylic acid (CAS 83-40-9) is 2918.29.
HS code (international, 6-digit)
2918.29
EU CN code (8-digit)
2918 29 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
2-hydroxy-3-methylbenzoic acid
InChIKey
WHSXTWFYRGOBGO-UHFFFAOYSA-N
SMILES
CC1=C(C(=CC=C1)C(=O)O)O
Synonyms (43)
- 3-MS
- Acide hydroxytoluique [INN-French]
- Acido hidroxitoluico [INN-Spanish]
- Acidum hydroxytoluicum [INN-Latin]
- 2,3-Cresotic acid
- 2,3-Cresotinic acid
- 2,3-cresotate
- 2,3-cresotinate
- 2-Hydroxy-m-toluic acid
- 2-hydroxy-3-methylbenzoate
- 2-hydroxy-m-toluate
- 3-Cresotinate
- 3-Methylsalicylic acid
- 3-Methylsalicylsaeure
- 3-Methylsalycilic acid
- 3-Metylsalicylic acid
- 3-cresotinic acid
- 3-methyl-2-hydroxybenzoate
- 3-methylsalicyclic acid
- Acide hydroxytoluique
- Acido 3-ossi-5-metil-benzoico
- Acido hidroxitoluico
- Acido ortocresotinico
- Acidum hydroxitoluicum
- Acidum hydroxytoluicum
- Cresotic acid
- Cresotic acid, o-
- Cresotinic acid
- Homosalicylic acid
- Hydroxytoluic acid
- Hydroxytoluylsaeure
- O-CRESOTIC ACID
- b-Cresotinic acid
- beta-Cresotinic acid
- beta-cresotinate
- o-Cresotinic acid
- o-Homosalicylic acid
- o-Kresotinsaure
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