Hexanoic anhydride , 98% , 2051-49-2

Synonym(s):
Caproic anhydride

CAS NO.：2051-49-2

Empirical Formula: C12H22O3

Molecular Weight: 214.3

MDL number: MFCD00009509

EINECS: 218-121-4

PRODUCT Properties

• Melting point: -40 °C
• Boiling point: 246-248 °C (lit.)
• Density: 0.928 g/mL at 20 °C (lit.)
• vapor pressure: 2.9Pa at 25℃
• refractive index: n20/D 1.428(lit.)
• Flash point: >230 °F
• storage temp.: Store below +30°C.
• solubility: ethanol: soluble1g/10 mL, clear, colorless
• form: Liquid
• color: Clear colorless to light yellow
• explosive limit: 0.7%(V)
• Water Solubility: Hydrolyzes in water.
• Sensitive: Moisture Sensitive
• BRN: 1776561
• LogP: 4.45 at 25℃
• CAS DataBase Reference: 2051-49-2(CAS DataBase Reference)
• EPA Substance Registry System: Hexanoic acid, anhydride (2051-49-2)

Description and Uses

Hexanoic anhydride was used in:

• green synthesis of esters of acyclovir (acyclovir prodrugs)
• preparation of hexanoyl-modified chitosan nanoparticles
• preparation of chitosan-based polymeric surfactants via N-acylation of chitosans

Safety

• Symbol(GHS): GHS05
• Signal word: Danger
• Hazard statements: H314
• Precautionary statements: P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363-P405
• Hazard Codes: C
• Risk Statements: 34
• Safety Statements: 26-36/37/39-45
• RIDADR: UN 3265 8/PG 2
• WGK Germany: 3
• TSCA: Yes
• HazardClass: 8
• PackingGroup: III
• HS Code: 29159000
• Limited Quantities: 1.0 L (0.3 gallons) (liquid) or 1 Kg (2.2 lbs) (solid)
• Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)