Gamma-butyrolactone(GBL)
1. Application: CAS NO.: 96-48-0
r-butyrolactone is one kind of important fine chemicalintermediate, simultaneously also is one kind of performance fine highboiling point solvent, namely ideal antioxidant, plasticizer,extracting agent, absorbent, dispersing agent, solid stain, Coagulation Reagent.It has the boiling point high, dissolving power greatly strengthened,the electrical conductivity and the stability are good, merit and soon use and administrative security convenience. Through split-ring or not split-ring chemical reaction, production many kinds of fine chemicals, and has many kind of important heterocyclic compounds,widely applies to the medicine, the agricultural chemicals, thesynthetic resin helps the medicinal preparation, food feed additive,the dye pigment, domain and so on electron.
1) Industrial Class:
(1) Synthesis pyrrolidone series product. May use in to make the a-pyrrolidone, the N- methyl pyrrolidone, the N- ethyl pyrrolidone, thepolyethylene pyrrolidone, etc;
(2) Photo chemistry industry extracting agent. Uses in to absorb the alkyneto help the medicinal preparation, the aromatic hydrocarbon, thealcohol type and the ring-like ether extracting agent, the oil dope;
(3) Synthetic fiber spinning solvent, coagulation Reagent, dyeing assistants, Anti- static electricity Reagent. Uses in the propylene nitrile textile fiber spinningsolvent and the coagulation solvent, the cellulose ester wool, thenylon dyeing assistants, the nylon fibre Anti- static electricity Reagent;
(4) Synthetic resin ideal antioxidant, plasticizer, dispersing agent,solid stain and solvent. Serves as the polypropylene, thepolyvinyl-chloride, the polystyrene solvent, the polyvinyl-fluoridedispersing agent, many kinds of resins dyeing modifier, oxidationinhibitor, plasticizer ,etc;
(5) Also is to produces the spice the raw material, the printing inklubricant and the rust remover ,etc.
2) Common Calss: In the farming and forestry industry aspect use, isproduces the plant growth medicinal preparation, the weed killer, thesynthesis pesticide, the feed additive and so on the intermediate.
3) Electric Capacity Calss: May serve as the anesthetic and the sedative in the medicine profession treats the epilepsy, the cerebral hemorrhage and the hypertension, X beam radiography medicinal preparation, may synthesize antibacterial new medicine cyclopropane Sha Xing and theinterferon ,etc. Also is vitamin B1, the link propylamine and thebutyric acid and so on the intermediate.
In addition, but also may serve as the battery solution, the capacitor manufacture, the color film quality ,etc.
2. Physical performance:
Molecular Formula: C4H6O2 Molecular Weight: 86.1
Molecular Structural Formula:
Characteristics: Colorless transparent liquid, has the similar acetone smell oily
liquid,the boiling point 204 ℃, can with the water, the acetone the carbontetrachloride and the ethyl alcohol mixes dissolves, decomposes in thehot lye, has the fragrant smell.
3. Product specifications (Standards: Q/PGM001---2007)
Item Electric Capacity Calss Common Calss Industrial Class
Purity (Wt%) 99.9 Min 99.8 Min 99.5 Min
Moisture%(Wt%) 0.03 Max 0.05 Max 0.1Max
Color HaZen 10 Max 20 Max 30 Max
Density（D420g/ml） 1.125~1.135 1.125~1.135 1.125~1.135
Refractivity（ND20） 1.435~1.438 1.435~1.438 1.435~1.438
4. Packing
In galvanized iron or plastic drums of 210kg(N.W.),1x20" FCL: 16.8Mt/80Drums
Electric Capacity Calss Gamma-butyrolactone
1. Electronic Capacity Class Product specifications (Standards: Q/PGM001---2007)
Parameter Unit Value Method
Assay(Sum of GBL and Methylderivatives) area-% Min. 99.9
1,4-Butanediol area-% Max. 0.10
THF Area-% Max. 0.05
Water Wt.-% Max. 0.03
Colour APHA Max. 10
Acid,Calc.as butyric acid Wt.-% Max. 0.03
Following parameters are determined as typical:
Parameter Unit Value Parameter Unit Value Remarks
CI- Wt.-ppm Max. 0.3 Zn Wt.-ppm Max. 0.05 typical
SO42- Wt.-ppm Max. 1.0 Pb Wt.-ppm Max. 0.05 typical
NO2- Wt.-ppm Max. 1.0 Na Wt.-ppm Max. 0.5 typical
Fe Wt.-ppm Max. 0.05 K Wt.-ppm Max. 0.5 typical
2. Packing
In galvanized iron or plastic drums of 210kg(N.W.),1x20" FCL: 16.8Mt/80Drums
Marketing center add:West section of Zhongyuan Road,Puyang City,Henan Province,China P.C.: 457000
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