PX2020

Pyridine

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

• Synonym(s): Pyridine, Azabenzene
• Empirical Formula (Hill Notation): C₅H₅N
• CAS Number: 110-86-1
• Molecular Weight: 79.10
• MDL number: MFCD00011732
• UNSPSC Code: 12191501
• EC Index Number: 203-809-9

Properties

• agency: meets USP/NF
• Quality Level: 200
• vapor pressure: 26.7 hPa ( 25 °C)
• assay: ≥99% (GC)
• form: liquid
• impurities: ≤0.001% Chloride (Cl); ≤0.001% Sulfate (SO4); ≤0.002% Ammonia (NH3); ≤0.1% Water (H2O); ≤5 ppm Copper (Cu)
• evapn. residue: ≤0.002%
• pH: 8.81 (20 °C in H₂O)
• bp: 115 °C/1013 hPa
• mp: -42 °C
• transition temp: flash point 17 °C
• density: 0.982 g/cm³ at 20 °C
• shipped in: ambient
• storage temp.: room temp
• InChI: 1S/C5H5N/c1-2-4-6-5-3-1/h1-5H
• InChI key: JUJWROOIHBZHMG-UHFFFAOYSA-N

Description

application

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Analysis Note

Ammonia (NH3): 0.002% max
Assay (GC): 99.0% min
Chloride (Cl): 0.001% max
Copper (Cu): 5ppm max
Evaporation residue: 0.002% max
Form: Clear liquid
Reducing substances: To pass test
Solubility in water: To pass test
Sulfate (SO4): 0.001% max
Water (H2O): 0.1% max

Evaporation Number: 12.7

Safety Information

• pictograms: GHS02,GHS07
• signalword: Danger
• hcodes: H225,H302 + H312 + H332,H315,H319
• pcodes: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P312 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 2
• flash_point_f: 68.0 °F - closed cup
• flash_point_c: 20 °C - closed cup