| CAS No.: | 109-99-9 |
|---|---|
| Formula: | C4h8o |
| EINECS: | 203-726-8 |
| Type: | Pharmaceutical Intermediates |
| Appearance: | Liquid |
| Quality: | Industrial |
| Samples: |
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| Customization: |
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Colorless liquid with a smell similar to hexyl ether. Soluble in water and most organic solvents. Vapor can form explosives with air, react with acid contact, cause burning danger in case of open fire, strong oxidizer, react with potassium hydroxide, sodium hydroxide.
Use
Tetrahydrofuran is an important organic synthesis raw material and excellent solvent, tetrahydrofuran has good solubility for many organic substances, it can dissolve all organic compounds except polyethylene, polypropylene and fluorine resin, especially for polyvinyl chloride, polyvinylidene chloride and butaniline has a good dissolution effect, is widely used as a reactive solvent. As a common solvent, tetrahydrofuran has been widely used in surface coatings, protective coatings, inks, extractants and artificial leather surface treatment, tetrahydrofuran is an important raw material for the production of polytetramethylene ether diol (PTMEG), but also the main solvent in the pharmaceutical industry. As a solvent for natural and synthetic resins (especially vinyl resins), it is also used in the production of butadiene, adiponitrile, adipic acid, hexamediamine, etc.
| Molecular Formula | C4H8O |
| Water Solubility | miscible |
| Solubility | water: soluble |
| Vapor Presure | <0.01 mm Hg ( 25 °C) |
| Vapor Density | 2.5 (vs air) |
| Appearance | Liquid |
| Color | <10(APHA) |
| Odor | Ethereal, detectable at 2 to 50 ppm |
| Exposure Limit | TLV-TWA 200 ppm (590 mg/m3) (ACGIH,MSHA, and OSHA); STEL 250 ppm(ACGIH); IDLH 20,000 ppm (NIOSH). |
| Merck | 14,9211 |
| Storage Condition | Store at +5°C to +30°C. |
| Stability | Stable. Incompatible with halogens, strong oxidizing agents, strong reducing agents, strong bases, oxygen. May generate explosive peroxides in storage if in contact with air. Highly flammable. |
| Sensitive | Air Sensitive & Hygroscopic |
| Explosive Limit | 1.5-12.4%(V) |
| Refractive Index | n20/D 1.465 |
| Physical and Chemical Properties | Characteristics of colorless transparent liquid, ether odor. boiling point 67 ºC freezing point -108 ºC relative density 0.985 refractive index 1.4050 flash point -17 ºC solubility, ketone, benzene, Ester, ether, hydrocarbon miscible. |
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R36/37 - Irritating to eyes and respiratory system. R19 - May form explosive peroxides R11 - Highly Flammable R40 - Limited evidence of a carcinogenic effect |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S33 - Take precautionary measures against static discharges. S29 - Do not empty into drains. S16 - Keep away from sources of ignition. S46 - If swallowed, seek medical advice immediately and show this container or label. S37 - Wear suitable gloves. S13 - Keep away from food, drink and animal foodstuffs. |
| UN IDs | UN 2924 3/PG 2 |
| WGK Germany | 1 |
| RTECS | MD0916000 |
| FLUKA BRAND F CODES | 3-10-23 |
| TSCA | Yes |
| HS Code | 29321100 |
| Hazard Class | 3 |
| Packing Group | II |
| Toxicity | LD50 oral (rat) 2880 mg/kg LC50 inhal (rat) 21,000 ppm (3 h) PEL (OSHA) 200 ppm (590 mg/m3) TLV-TWA (ACGIH) 200 ppm (590 mg/m3) STEL (ACGIH) 250 ppm (737 mg/m3) |
The packaging method:
1.Galvanized iron drum packing : 180kgs per drum,14.4tons per 20'FCL
2.ISO tank packing: 21 tons per tank.
Storage condistion:
Store in a cool, ventilated and dry place, avoid sunlight, and do not get close to the fire source. Pay attention to handle with care when handling, and transport according to the provisions of toxic substances.
Located in Guangrao County of Dongying City in the central city of the Yellow River Delta of China, Dongying Hengyu Chemical Co., Ltd enjoys superior geographical location, developed economy and convenient transportation. At present, we are a diversified & integrated enterprise specializing in the research and development, production and sales of chemical products.
Now, our business scope mainly involves pharmaceuticals, pesticide intermediates and fine chemicals and other fields. Under the support of strong technical force, advanced testing instruments and well-operated production equipment, as well as a work team with professional knowledges and rich sales experiences, we have successfully established and founded the markets for our products, which own great market potential.
We look forward to maintaining mutual-trusting, mutual-benefited, win-win and stable cooperative relations with friends at home and abroad, and working together for achieving a long-term development!
1.Q:Are you manufacturer?
A: As an integrated enterprise, we have our own production lines Dichloroacetyl chloride. Meanwhile we are one of the experienced distributors for other chemicals such as Methylene Chloride, Chloroform, Aniline oil, cyclohexanone, Dimethyl Formamide, Propylene Glycol, Ethylene Glycol, Dimethyl Carbonate, etc. We have competitive price benefited by ready stock and good relations with some leading chemical manufacturers.
2.Can I get samples ?
Yes, we can supply specified quantity free sample, you pay for the freight charge only.
3.Which documents do you support?
We can supply COA, TDS, MSDS and so on.
4.What is your MOQ?
A: Normally our MOQ is 20'FCL for each product. Other quantity kindly contact us for sure.
5. How can you guarantee the quality of your products?
(1)Our staff are all experienced in chemical products or related major background, they are well trained before quotation.
(2) Free sample or pre- shipment sample are available for our new cooperation before you place commercial order. We are sure the same specification commercial products as sample to customers.
(3) Third Party Inspection like SGS can be arranged according to your requirement before shipping.
(4) On-Spot QC in our APPROVED associated production bases with necessary certification like GMP, ISO etc.
6. How to pay?
PI will be sent firstly after our aligned products specification. Payment by T/T, X-Transfer ,LC and so on.
7.Q :Which kind of payment terms do you accept?
A:We prefer TT, LC payment terms. Other payment terms are flexible to be further discussed.
8.Q: What kind of package do you have?
A: We have various of packages to meet needs of our customers,like Iron drums,plastic drums, IBC tanks, Flexitank, ISO TANK and bags etc.
9.Q:What is your after-sales service?
Dongying Hengyu CHEMICAL aim to keep long term cooperation with all the customers, will sign a legally binding sales contract with customers for every order. If you have doubt or concern on our products or service, pls feel free to contact with us.
10.Q: What's your delivery time?
A: Usually we will arrange the shipment in 7 -15 days.
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