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1,4-butyrolactone (GBL)


1. Chemical name£º4-Hydroxybutyric acid gamma-lactone; BLO; Butyronitrile,99%; 4,5-Dihydro-2(3H)-furanone; 4-Hydroxybutyric acid lactone; n-Butyronitrile; γ-butyrolactone; γ-butyrolactone(99.5%); Gamma ButyroLactone; 1,4-Butyrolactone; 2,3-dihydroxybutanoic acid; GBL; γ-Butyroalctone; Gamma-Butyroalctone
2. CAS No.: 96-48-0
3. Molecular formula: C4H6O2
4. Molecular weight: 86.09
5. Structural formula:
6, Specific gravity 1.128
7, Melting point: -44¡æ
8. Boiling point: 206¡æ
9. Flash point: 99.2¡æ
10, Refractive index (nd20£©£º1.434
Colorless and transparent, oily liquid with smell similar to acetone, miscible with water, acetone, carbon tetrachloride and ethanol, decomposed in hot alkali solution, with aromatic smell. The product can be used for manufacturing a-pyrrolidone, N-methylpyrrolidone and polyvinylpyrrolidone, and is also an ideal antioxidant, plasticizer, extractant, absorbent, dispersant, color fixing agent and coagulant;In the pharmaceutical industry can be used as anesthetics and sedatives, can synthesize ciprofloxacin and interferon. Is an intermediate of vitamins, cyclopropylamine, etc.;It is also widely used in agriculture and forestry as an intermediate in the production of plant growth regulators, pesticides, etc. In addition, can also be used as batteries, capacitors, color film color, etc.
   
Item First grade Top grade
Purity, %≥ 99 99.5
Moisture, %¡¡≤ 0.05 0.03
Chroma (Pt-Co)#≤ 10
Density£¨20¡æ£©, g/cm3 1.125~1.135
Packaging:200KG in Galvanized drum / 200KG in PE drum / 1000L in IBC drum / loose packing ISO TANK

Storage and transportation: Store in a cool, ventilated warehouse, away from kindling and heat source. When handling, handle with care, keep the package intact and prevent leakage.




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