C5H6N2
94.11 g/mol
Pharmaceutical IntermediateDanger
2-AMINOPYRIDINE
CAS504-29-0EC207-988-4
Category
Pharmaceutical Intermediate
Compound Class
Amine
Primary Use
Pharmaceutical Intermediate
2-Aminopyridine is an organic compound that is one of three isomeric aminopyridines. It is a colorless solid primarily used as a pharmaceutical intermediate in the manufacturing of certain drugs.
pharmaceutical intermediate for antihistaminesintermediate for the drugs piroxicam, sulfapyridine, tenoxicam, and tripelennamine
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
Thiazolidine
CAS504-78-9
pharmaceutical intermediate
ReferenceSame Category
3-Chloro-2,4-difluoro-6-nitroaniline
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pharmaceutical intermediate
ReferenceSame Category
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pharmaceutical intermediate
ReferenceSame Category
N,N-dimethyl-p-aminophenethanol
CAS50438-75-0
pharmaceutical intermediate
Referencestereoisomer of
2-Pyridinamine-d4
CAS87802-54-8
research compound
Referencestereoisomer of
2-Aminopyridine-d6 naphthol
CAS203784-57-0
research compound
Safety Reference
Danger
H301Toxic if swallowed
H311Toxic in contact with skin
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H331Toxic if inhaled
H335May cause respiratory irritation
H411Toxic to aquatic life with long lasting effects
H318Causes serious eye damage
H402Harmful to aquatic life
H412Harmful to aquatic life with long lasting effects
H320Causes eye irritation
H370Causes damage to organs
H316Causes mild skin irritation
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for 2-AMINOPYRIDINE (CAS 504-29-0) 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
pyridin-2-amine
InChIKey
ICSNLGPSRYBMBD-UHFFFAOYSA-N
SMILES
C1=CC=NC(=C1)N
Synonyms (46)
- Mepyramine impurity C, European Pharmacopoeia (EP)
- Piroxicam EP Impurity A
- Piroxicam EP Impurity A; Mepyramine Maleate EP Impurity C
- .beta.-Pyridylamine
- 1,2-Dihydro-2-iminopyridine
- 2-AMINOPYRIDINE
- 2-Aminopryidine
- 2-Aminopyridine, PESTANAL(R)
- 2-Pyridinamine
- 2-Pyridinylnitrene
- 2-Pyridylamine
- 2-aminopyridin
- 2-pyridinylamine
- AC-907/25014346
- Amino-2 pyridine
- Aminopyridine
- Aminopyridines
- MEPYRAMINE MALEATE IMPURITY C
- Mepyramine impurity C CRS
- PIROXICAM IMPURITY A
- PIROXICAM RELATED COMPOUND A
- Pyridin-2-ylamine
- Pyridinamine
- Pyridine, 2-amino-
- Pyridine, amino-
- Pyridyl amine
- TENOXICAM IMPURITY A
- alpha-Aminopyridine
- alpha-Pyridinamine
- alpha-Pyridylamine
- aminopyridin
- aminopyridine, 2-
- iminopyridine
- o-Aminopyridine
- ortho-aminopyridine
- pyridin-2-amine
- pyridine-2-amine
- pyridine-2-ylamine
- pyridineamine
- pyridinylamine
- pyridyl nitrogen
- |A-Pyridylamine
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