2-Cyanopyridine

Description

2-Cyanopyridine · CAS 100-70-9 · C6H4N2. UNII WHR1DPG7YS. Boiling Point: 224.5 °C; Melting Point: 29 °C; Density: 1.0810 @ 25 °C.

Identification

CAS Registry Number	100-70-9
PubChem CID	7522
Molecular formula	C6H4N2
IUPAC name	pyridine-2-carbonitrile
UNII (FDA)	WHR1DPG7YS

Computed Descriptors

Molecular Weight	104.11
XLogP3	0.4
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	0
Exact Mass	104.037448136
Monoisotopic Mass	104.037448136
Topological Polar Surface Area	36.7
Heavy Atom Count	8
Formal Charge	0

Physical & Chemical Properties

Boiling Point	224.5 °C
Melting Point	29 °C
Density	1.0810 @ 25 °C
Vapor Pressure	0.09 [mmHg]
LogP	log Kow= 0.45
LogP	0.5

Physical description & handling notes

• Solid; [HSDB] Low melting solid; mp = 26-28 deg C; [MSDSonline]
• NEEDLES OR PRISMS FROM ETHER
• Soluble in water, alcohol, ether, and benzene.
• Soluble in chloroform; slightly soluble in petroleum ether.
• Index of refraction: 1.5242 @ 25 °C/D
• pKa = 0.26 (conjugate acid)

GHS Hazard Classification

Reported hazard statements	H302 (96.5%), H315 (70.4%), H319 (95.7%), H335 (69.6%)

Documented Uses

• Used as a chemical intermediate for rimiterol hydrobromide (bronchodilator) and other chemicals; [HSDB]
• CHEM INT FOR RIMITEROL HYDROBROMIDE, A BRONCHODILATOR
• An important chemical intermediate.
• VAPOR PHASE AMMOXIDATION OF 2-METHYLPYRIDINE WITH AMMONIA IN THE PRESENCE OF AIR

Synonyms

Pyridine-2-carbonitrile; RefChem:483357; 2-Cyanopyridine; Picolinonitrile; 100-70-9; 2-PYRIDINECARBONITRILE; Pyridinecarbonitrile; Picolinic acid nitrile; 2-Pyridyl nitrile; cyanopyridine; MFCD00006218; 29386-66-1; 2-Pyridinecarboxylic acid, nitrile; DTXSID9021843; WHR1DPG7YS; CHEMBL3185861

Frequently Asked Questions

What are the CAS number and molecular formula of 2-Cyanopyridine?

CAS 100-70-9; molecular formula C6H4N2; molecular weight — g/mol.

What other names is 2-Cyanopyridine known by?

Pyridine-2-carbonitrile, RefChem:483357, 2-Cyanopyridine, Picolinonitrile, 100-70-9, 2-PYRIDINECARBONITRILE.

Is 2-Cyanopyridine classified as hazardous?

Hazard statements reported: H302, H315, H319, H335.

What are the key physical properties of 2-Cyanopyridine?

Boiling Point: 224.5 °C; Melting Point: 29 °C; Density: 1.0810 @ 25 °C; Vapor Pressure: 0.09 [mmHg].

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.