C6H7N
93.13 g/mol
Industrial ChemicalDanger
3-METHYLPYRIDINE
CAS108-99-6EC203-636-9
Category
Industrial Chemical
Compound Class
Heterocycle
Primary Use
Chemical intermediate in agrochemicals and pharmaceuticals
3-Methylpyridine, also known as 3-picoline, is a heteroaromatic compound primarily used as a chemical intermediate in the production of agrochemicals and pharmaceuticals. Its significance lies in its role as a key starting material for synthesizing insecticides, such as chlorpyrifos, and food additives like niacin and its amide.
Intermediate for the synthesis of insecticides (e.g., chlorpyrifos)Intermediate for the production of niacin and niacinamideIntermediate for the manufacture of herbicides (e.g., fluazifop-butyl)
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
ReferenceSame Category
Diethyl benzylphosphonate
CAS1080-32-6
phosphonate intermediate for organic synthesis
ReferenceSame Category
Aethon
CAS108055-42-1
chemical synthesis intermediate
ReferenceSame Category
Diallyl isophthalate
CAS1087-21-4
Monomer for polyester and alkyd resins
ReferenceSame Category
2-methylpiperidine
CAS109-05-7
Chemical intermediate for pharmaceuticals and agrochemicals
Referencestereoisomer of
3-Picoline-d7
CAS202529-13-3
research compound
Safety Reference
Danger
H226Flammable liquid and vapour
H302Harmful if swallowed
H311Toxic in contact with skin
H331Toxic if inhaled
H314Causes severe skin burns and eye damage
H318Causes serious eye damage
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation
H336May cause drowsiness or dizziness
H351Suspected of causing cancer
H372Causes damage to organs through prolonged or repeated exposure
H402Harmful to aquatic life
H411Toxic to aquatic life with long lasting effects
H370Causes damage to organs
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for 3-METHYLPYRIDINE (CAS 108-99-6) is 2933.39.
HS code (international, 6-digit)
2933.39
EU CN code (8-digit)
2933 39 99
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
3-methylpyridine
InChIKey
ITQTTZVARXURQS-UHFFFAOYSA-N
SMILES
CC1=CN=CC=C1
Synonyms (17)
- 5HS
- 3-METHYLPYRIDINE
- 3-Mepy
- 3-Picoline
- 3-methyl pyridin
- 3-methypyridine
- 5-methylpyridine
- B-Picoline
- METHYLPYRIDINE, 3-
- Pyridine, 3-methyl-
- beta-Methylpyridine
- beta-Picoline
- m-Methylpyridine
- m-Picoline
- meta-Methylpyridine
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