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Pyridine, 4-isocyanato-

Pyridine, 4-isocyanato- structure

CAS No.: 70067-45-7

Chemical Name:: Pyridine, 4-isocyanato-

Synonyms: 4-Pyridyl isocyanate;4-isocyanate pyridine;Fampridine Impurity 285;Pyridin-4-yl isocyanate;Pyridine, 4-isocyanato-

CBNumber:: CB72640232

Molecular Formula:: C6H4N2O

Molecular Weight:: 120.11

MDL Number:: MFCD08436476

MOL File:: 70067-45-7.mol

MSDS File:: SDS

Last updated:2026-05-28 05:16:28

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Pyridine, 4-isocyanato- Properties

Melting point	160-161 °C
Boiling point	181.9±13.0 °C(Predicted)
Density	1.12±0.1 g/cm3(Predicted)
pka	4.83±0.10(Predicted)
InChI	InChI=1S/C6H4N2O/c9-5-8-6-1-3-7-4-2-6/h1-4H
InChIKey	IGGZHDMWZNFDBQ-UHFFFAOYSA-N
SMILES	C1=NC=CC(N=C=O)=C1

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS06,GHS08
Signal word	Danger
Hazard statements	H302-H317-H319-H331-H334
Precautionary statements	P261-P280-P305+P351+P338-P311
Hazard Codes	T
Risk Statements	22-23-36-42/43
Safety Statements	22-26-36/37-45
RIDADR	UN 2811 6.1 / PGIII
HazardClass	6.1
Limited Quantities	5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
Excepted Quantities	Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)

Pyridine, 4-isocyanato- price More Price(17)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Usbiological	280635	4-Isocyanatopyridine Asreported	70067-45-7	250mg	$432	2026-06-03	Buy
Usbiological	280635	4-Isocyanatopyridine Asreported	70067-45-7	500mg	$573	2026-06-03	Buy
Usbiological	280635	4-Isocyanatopyridine Asreported	70067-45-7	1g	$701	2026-06-03	Buy
Usbiological	280635	4-Isocyanatopyridine Asreported	70067-45-7	2g	$927	2026-06-03	Buy
Usbiological	280635	4-Isocyanatopyridine Asreported	70067-45-7	5g	$1409	2026-06-03	Buy

Product number	Packaging	Price	Buy
280635	250mg	$432	Buy
280635	500mg	$573	Buy
280635	1g	$701	Buy
280635	2g	$927	Buy
280635	5g	$1409	Buy

Pyridine, 4-isocyanato- Chemical Properties, Uses, Production

Uses

4-Isocyanatopyridine is used in the preparation of thiadiazolopiperazinyl ureas as inhibitors of fatty acid amide hydrolase as well as the preparation of pyridyl-substituted pyrazolotriazolopyrimidine as a water-soluble human A3 adenosine receptor antagonist.

Pyridine, 4-isocyanato- synthesis

Synthesis of Pyridine, 4-isocyanato- from Isonicotinic acid

Pyridine, 4-isocyanato- Preparation Products And Raw materials

Raw materials

4-Aminopyridine Isonicotinic acid Triphosgene

Preparation Products

Pyridine, 4-isocyanato- Suppliers

Global Suppliers ( 18)

Supplier	Tel	Email	Country	ProdList	Advantage
SpringPharma Tech Co.,Ltd	+86-25-68710855, +86-25-68710897	sales@springpharma.net	China	1260	62
Hangzhou Sage Chemical Co., Ltd.	+86057186818502 13588463833	info@sagechem.com	China	10265	58
Hangzhou J&H Chemical Co., Ltd.	0571-87396432	sales@jhechem.com	China	14905	59
Changzhou Hopschain Chemical Co.,Ltd.	85528066 13775048983	sales@hopschem.com	China	31548	55
Amadis Chemical Company Limited	571-89925085	sales@amadischem.com	China	131885	58
Aikon International Limited	025-58851090 13913916777	sales01@aikonchem.com	China	15947	58
HUNAN CHEMFISH SCIENTIFIC CO.,LTD	85521272 18932438858	sales@chemfish.com	China	7780	58
Shanghai Jiegu Biotechnology Co., Ltd.	021-51698675	sales@jiejiegroup.com	China	8195	58
Hebei Fanbo Pharmaceutical Technology Co., Ltd.	15588346797	fanbomedical@163.com	China	628	58
Shanghai Sunway Pharmaceutical Technology Co.,Ltd.	13611835272 13611835272	mmwang@sunwaypharm.com	China	44090	58

Supplier	Advantage
SpringPharma Tech Co.,Ltd	62
Hangzhou Sage Chemical Co., Ltd.	58
Hangzhou J&H Chemical Co., Ltd.	59
Changzhou Hopschain Chemical Co.,Ltd.	55
Amadis Chemical Company Limited	58
Aikon International Limited	58
HUNAN CHEMFISH SCIENTIFIC CO.,LTD	58
Shanghai Jiegu Biotechnology Co., Ltd.	58
Hebei Fanbo Pharmaceutical Technology Co., Ltd.	58
Shanghai Sunway Pharmaceutical Technology Co.,Ltd.	58

Pyridine, 4-isocyanato- 4-Pyridyl isocyanate Pyridin-4-yl isocyanate 4-isocyanate pyridine Fampridine Impurity 285 70067-45-7