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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 243313Generated: October 27, 2026

5-Amino-2-methylpyridine

6-Methylpyridin-3-amine · 5-AMINO-2-PICOLINE · 3-AMINO-6-METHYLPYRIDINE · 6-METHYL-PYRIDIN-3-YLAMINE · AURORA KA-7923 · 5-Aminopicoline · 3-AMINO-6-PICOLINE · 5-Amino-2-methylpyri

https://huagongshe.com/en/chemical/243313

5-Amino-2-methylpyridine molecular structure

Identifiers & Physical Properties

CAS No.3430-14-6
Molecular formulaC6H8N2
Average molar mass108.14 g/mol
Monoisotopic mass108.06874826 g/mol
SMILESCc1ccc(N)cn1
InChIKeyUENBBJXGCWILBM-UHFFFAOYSA-N
PubChem CID243313
EC No.625-232-5
DTXSIDDTXSID00287854

Chemical & Physical Properties

XLogP0.5
Topological polar surface area38.9
Hydrogen bond donors1
Hydrogen bond acceptors2
Rotatable bonds0
Heavy atoms8
Formal charge0
Complexity72.9
Melting point95-99°C
Boiling point238.4±20.0 °C(Predicted)
Density1.068±0.06 g/cm3(Predicted)
Storage conditionsKeep in dark place,Inert atmosphere,Room temperature
pKa (acidity coefficient)6.89±0.10(Predicted)
Physical statePowder
ColorOff-white to orange to brown
InChIInChI=1S/C6H8N2/c1-5-2-3-6(7)4-8-5/h2-4H,7H2,1H3
InChIKeyUENBBJXGCWILBM-UHFFFAOYSA-N
SMILESC1=NC(C)=CC=C1N
LogP (partition coefficient)0.704
CAS DataBase Reference3430-14-6(CAS DataBase Reference)
UNSPSC Code12352100
NACRESNA.22
GHS pictogramGHS05,GHS07
Signal wordDanger
GHS hazard statementsH302-H315-H318-H335
GHS precautionary statementsP280-P301+P312+P330-P302+P352-P305+P351+P338+P310
Target organsRespiratory system
Personal protective equipment (PPE)dust mask type N95 (US), Eyeshields, Faceshields, Gloves
Hazard symbolsXn,Xi,C
Risk statements (R)22-37/38-41-36/37/38-34-24/25
Safety statements (S)26-36/39-45-36/37/39-36-27-36/37
UN transport numberUN2811
Water hazard class (WGK)3
Hazard NoteHarmful
Hazard class6.1Acute Tox. 4 OralEye Dam. 1Skin Irrit. 2STOT SE 3
Packing groupIII
Customs code29333999
Storage class11 - Combustible Solids
REACH registrationsActive

Safety & Regulations

GHS classificationDangerH301 (12.5%): Toxic if swallowed [Danger Acute toxicity, oral]P261, P262, P264, P264+P265, P270, P271, P280, P301+P316, P301+P317, P302+P352, P304+P340, P305+P351+P338, P305+P354+P338, P316, P317, P319, P321, P330, P332+P317, P337+P317, P361+P364, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 48 reports by companies from 8 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Regulatory informationStatus: Active Update: 07-06-2019 https://echa.europa.eu/registration-dossier/-/registered-dossier/29319
Hazard Classes and CategoriesAcute Tox. 3 (12.5%)
Personal protective equipment (PPE)dust mask type N95 (US), Eyeshields, Faceshields, Gloves
Water hazard class (WGK)3
UN transport numberUN2811
Customs code29333999
Risk statements (R)22-37/38-41-36/37/38-34-24/25
Signal wordDanger
GHS pictogramGHS05,GHS07
Hazard symbolsXn,Xi,C
hazard_noteHarmful
Safety statements (S)26-36/39-45-36/37/39-36-27-36/37
Hazard class6.1Acute Tox. 4 OralEye Dam. 1Skin Irrit. 2STOT SE 3
Storage class11 - Combustible Solids
Packing groupIII
Target organsRespiratory system
GHS hazard statementsH302-H315-H318-H335

Applications & Uses

Uses

6-Methylpyridine-3-amine, is a heterocyclic building block used in the manufacture of various pharmaceutical compounds. It can be used for the synthesis of 2-aminoquinazoline derivatives, as a novel class of metabotropic glutamate receptor 5 negative allosteric modulators (mGluR5), leading toward a drug candidate for the treatment of l-DOPA induced dyskinesia.

General Description

5-Amino-2-methylpyridine is used as a pharmaceutical intermediate for Omecamtiv Mecarbil, a selective cardiac myosin activator used to improve cardiac function.

REACH registrationsActive
GHS precautionary statementsP280-P301+P312+P330-P302+P352-P305+P351+P338+P310