Quality Inspection for Escitaloprám Benzodiazepines - Factory supply CAS 110-63-4 1,4-Butanediol Colorless Liquid with High Purity – Zhanshun
Quality Inspection for Escitaloprám Benzodiazepines - Factory supply CAS 110-63-4 1,4-Butanediol Colorless Liquid with High Purity – Zhanshun Detail:
Usage
1, 4-butanediol is widely used. In the United States and Western Europe for more than half of the production of tetrahydrofuran, followed by the production of γ-butanolactone and polybutylene terephthalate, the latter is a rapidly developing engineering plastics; 1, 4-butanediol is used as a chain extender and polyester raw material for the production of polyurethane elastomers and soft polyurethane foam plastics; The esters of 1, 4-butanediol are good additives for cellulose, polyvinyl chloride, polyacrylates and polyesters. 1, 4-butanediol has good hygroscopic flexibility, can be used as gelatin softener and water absorbent, cellophane and other non-paper treatment agent. Can also be prepared N-methylpyrrolidone, N-vinyl pyrrolidone and other pyrrolidone derivatives, also used in the preparation of vitamin B6, pesticides, herbicides and a variety of process solvents, plasticizers, lubricants, humidifiers, softness, adhesives and electroplating industry brightener.
A reagent for chemical analysis; used as a stationary solution for gas chromatography. Used as solvent, non-toxic antifreeze, food emulsifier, moisture absorbent, for organic synthesis. Pharmaceutical, food industry.
Specifications
| Product Name: | 1,4-Butanediol |
| CAS: | 110-63-4 |
| MF: | C4H10O2 |
| MW: | 90.12 |
| EINECS: | 203-786-5 |
| Melting point | 16 °C (lit.) |
| Boiling point | 230 °C (lit.) |
| density | 1.017 g/mL at 25 °C (lit.) |
| vapor density | 3.1 (vs air) |
| vapor pressure | <0.1 hPa (20 °C) |
| refractive index | n20/D 1.445(lit.) |
| Fp | 135 °C |
| storage temp. | Store below +30°C. |
| form | Liquid |
| pka | 14.73±0.10(Predicted) |
| color | Clear colorless |
| Odor | Odorless |
| PH | 7-8 (500g/l, H2O, 20℃) |
| explosive limit | 1.95-18.3%(V) |
| Water Solubility | Miscible |
| Sensitive | Hygroscopic |
| BRN | 1633445 |
Storage Conditions
Stored in a cool, ventilated, storage place away from the house, came into being. Fire-fighting equipment and suitable sealed water containers are available. Mild steel, aluminum or copper containers are available.
Use aluminum, stainless steel, steel or plastic tanks or flammable materials for storage and transportation. The compartment with a maximum temperature of 20°C should be filled with containers and tubes.
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By Paula from Lyon - 2017.06.22 12:49
The goods are very perfect and the company sales manager is warmful, we will come to this company to purchase next time.
By Faithe from Orlando - 2018.06.18 17:25