Pyridine

ALDRICH/W296600 - ≥99%

Synonym: Aza benzene; Azine

CAS Number: 110-86-1
Empirical Formula (Hill Notation): C₅H₅N
Molecular Weight: 79.10
EC Number: 203-809-9
MDL Number: MFCD00011732
Linear Formula: C₅H₅N
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-W296600-1KG-K	1 kg	$95.30 1/EA	Add To Favorites
45-W296600-10KG-K	10 kg	$601.00 1/EA	Add To Favorites
45-W296600-25KG-K	25 kg	$1000.00 1/EA	Add To Favorites
45-W296600-SAMPLE-K		$58.00 1/EA	Add To Favorites

Properties
Descriptions
Safety Info.
Basic Data

agency	follows IFRA guidelines
application(s)	flavors and fragrances
assay	≥99%
autoignition temp.	899 °F
biological source	synthetic
bp	115 °C (lit.)
color	colorless
density	0.978 g/mL at 25 °C (lit.)
documentation	see Safety & Documentation for available documents
expl. lim.	12.4 %
food allergen	no known allergens
form	liquid
fragrance allergen	no known allergens
grade	Fragrance grade
	Halal
	Kosher
impurities	≤0.50% (water)
InChI	1S/C5H5N/c1-2-4-6-5-3-1/h1-5H
InChI key	JUJWROOIHBZHMG-UHFFFAOYSA-N
mp	−42 °C (lit.)
organoleptic	fishy; sour
packaging	composite drum of 25 kg
	glass bottle of 1 kg
	steel drum of 10 kg
pH	8.5 (25 °C, 15.82 g/L)
Quality Level	300
	400
refractive index	n20/D 1.509 (lit.)
reg. compliance	EU Regulation 1223/2009
SMILES string	C1=CN=CC=C1
vapor density	2.72 (vs air)
vapor pressure	10 mmHg ( 13.2 °C)
	20 mmHg ( 25 °C)

Application:	Reactivity and Steric Parameters from 2D to 3D Bulky Pyridines: Increasing Steric Demand at Nitrogen with Chiral Azatriptycenes.: The research explores the reactivity and steric parameters of bulky pyridines, specifically chiral azatriptycenes, which have potential applications in asymmetric catalysis and pharmaceutical chemistry (Bensaida et al., 2024 ). Piperidine and Pyridine Series Lead-Free Dion-Jacobson Phase Tin Perovskite Single Crystals and Their Applications for Field-Effect Transistors.: The study investigates the use of piperidine and pyridine series lead-free tin perovskite single crystals in field-effect transistors, highlighting their potential in electronic and optoelectronic applications (Liao et al., 2024 ). Synthesis, evaluation of biological activity and SAR of new thioalkyl derivatives of pyridine.: This research focuses on the synthesis and biological activity of new thioalkyl derivatives of pyridine, providing insights into their structure-activity relationships (SAR) and potential pharmaceutical applications (Sh Dashyan et al., 2024 ).
Disclaimer:	For R&D or non-EU Food use. Not for retail sale.
Packaging:	1 kg in glass bottle
Packaging:	10 kg in steel drum
Packaging:	25 kg in composite drum

Symbol	GHS02,GHS07
Signal word	Danger
Hazard statements	H225 - H302 + H312 + H332 - H315 - H319
Precautionary statements	P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P312 - P305 + P351 + P338
Hazard Codes	F,Xn
Risk Statements	11-20/21/22-36/38-52
Safety Statements	26-28
RIDADR	UN1282 - class 3 - PG 2 - Pyridine
WGK Germany	WGK 2
Flash Point(F)	68.0 °F - closed cup
Flash Point(C)	20 °C - closed cup

Purity	≥99%
bp	115 °C (lit.)
mp	−42 °C (lit.)
Density	0.978 g/mL at 25 °C (lit.)
Refractive Index	n20/D 1.509 (lit.)
FEMA Number	2966
UNSPSC	12164502

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