2-Hydroxypyridine , 97% , 142-08-5

Synonym(s):
2(1H)-Pyridone;2-Pyridinol

CAS NO.：142-08-5

Empirical Formula: C5H5NO

Molecular Weight: 95.1

MDL number: MFCD00006268

EINECS: 205-520-3

PRODUCT Properties

• Melting point: 105-107 °C (lit.)
• Boiling point: 280-281 °C (lit.)
• Density: 1.39
• refractive index: 1.5939 (estimate)
• Flash point: 210 °C
• storage temp.: Sealed in dry,Room Temperature
• solubility: 450g/l
• pka: 0.75(at 20℃)
• form: Liquid
• color: Colorless to yellow to brown, darken on storage with no loss of purity
• Water Solubility: Soluble in water 450 g/L @ 20°C and ethanol, slightly soluble in benzene and ether.
• BRN: 105786
• LogP: -0.593 (est)
• CAS DataBase Reference: 142-08-5(CAS DataBase Reference)
• NIST Chemistry Reference: 2(1H)-Pyridinone(142-08-5)
• EPA Substance Registry System: 2(1H)-Pyridinone (142-08-5)

Description and Uses

2-Hydroxypyridine is a bifunctional catalyst for a wide variety of acylation reactions, catalyst for generating β-oxopropyl carbonates from cyclic carbonates and alcohols and in the aminolysis of a polyglutamate. It is used in peptide synthesis.

Safety

• Symbol(GHS): GHS06
• Signal word: Danger
• Hazard statements: H301
• Precautionary statements: P301+P330+P331+P310
• Hazard Codes: Xi,Xn,T
• Risk Statements: 36/37/38-40-25
• Safety Statements: 26-36-37/39-22-45-36/37/39
• RIDADR: UN2811
• WGK Germany: 3
• RTECS: UV1144050
• F: 8
• TSCA: Yes
• HazardClass: 6.1
• PackingGroup: III
• HS Code: 29333990
• Toxicity: LD50 ipr-mus: 410 mg/kg TOXIA6 23,815,85
• 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)