PX2014

Pyridine

OmniSolv^®

• 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

• vapor pressure: 26.7 hPa ( 25 °C)
• Quality Level: 100
• product line: OmniSolv^®
• Assay: ≥99% (GC)
• form: liquid
• technique(s): HPLC: suitable; LC/MS: suitable; gas chromatography (GC): suitable
• impurities: ≤0.05% Water (H₂O)
• evapn. residue: ≤4 ppm
• color: APHA: ≤10, at time of manufacture
• 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
• UV cutoff: ≤330 nm
• UV absorption: λ: 330 nm A_max: ≤1.00; λ: 340 nm A_max: ≤0.30; λ: 350 nm A_max: ≤0.10; λ: 400 nm A_max: ≤0.01
• 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

OmniSolv^®

Preparation Note

Product filtered through a 0.2 μm filter

Analysis Note

Assay (GC)99.0% minColor (APHA) at time of manufacture10 maxEvaporation residue4ppm maxFiltered through 0.2 µm filterTo pass testFormClear liquidInfrared SpectrumConforms to standardUV Abs. at 330 nm1.00AU maxUV Abs. at 340 nm0.30AU maxUV Abs. at 350 nm0.10AU maxUV Abs. at 400 nm0.01AU maxUV Cut-off330nm maxWater (H2O)0.05% max

Evaporation Number: 12.7

Legal Information

OMNISOLV is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Pictograms: 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 Classifications: Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 2
• Flash Point(F): 68.0 °F - closed cup
• Flash Point(C): 20 °C - closed cup