n-Butyllithium CAS 109-72-8
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Factory Supply n-Butyllithium CAS 109-72-8 with Best Price
- Appearance: Colorless liquid
- Purity: 99. 0%min
- Stock: In stock
- Sample: Available
- Zhishang Chemical: n-Butyllithium Supplier & Manufacturer
n-Butyllithium: The Complete Guide
- Item 1: Basic Info of n-Butyllithium
- Item 2: What is n-Butyllithium?
- Item 3: n-Butyllithium Uses
- Item 4: The Manager has Something to Say
- Item 5: How to prepare a service of n-butyllithium in ether as well as n-hexane?
- Item 6: Reference
- Item 7: Quality Control of n-Butyllithium
- Item 8: Hot Sale Products
- Item 9: Get n-Butyllithium Quotation
n-Butyllithium for Sale
Basic Info of n-Butyllithium
Basic Info
Chemical Properties
Other Info
Basic Info
Chemical Name: | n-Butyllithium |
Other Name: | n-Butyllithium solution; Butyllithium; Tert butyllithium; Tertiary butyllithium |
CAS: | 109-72-8 |
EINECS: | 203-698-7 |
Type: | Medicines, pesticides. Dye Intermediates; Organic raw materials |
Molecular Formula: | C4H9Li |
Molecular Weight: | 64.06 |
Chemical Properties
Melting point | -95 °C |
Boiling point | 80 °C |
density | 0.68 g/mL at 20 °C |
Fp | 10 °F |
storage temp. | 2-8°C |
solubility | Miscible with diethyl ether and cyclohexane. |
form | liquid |
color | yellow |
Specific Gravity | 0.695 |
Odor | Odor of the solvent |
Water Solubility | vigorous reaction |
Sensitive | Air & Moisture Sensitive |
Hydrolytic Sensitivity | 8: reacts rapidly with moisture, water, protic solvents |
Other Info
Brand Name: | Zhishang Chemical |
Provide: | n-Butyllithium MSDS; n-Butyllithium COA |
What is n-Butyllithium?
Alkyl by-products of lithium include n-butyllithium, methyllithium, phenyllithium, and the like. They are typically made use of as reagents, of which n-butyllithium remedy is one of the most frequently utilized. Alkyllithium can perform enhancement response to carbonyl substances, substitute reaction of active hydrogen, and also halogen-lithium exchange response, and its reactivity is larger as well as a lot more diverse than basic Grignard reagents. Its metal lithium derivatives developed with numerous steel organics are extensively made use of in natural synthesis.
n-Butyllithium is a colorless or slightly yellow transparent liquid, secure at room temperature, as well as the lithium hydride is gotten rid of by home heating. It disintegrates in the presence of water, dissolves in hydrocarbons and ethers, kinds facilities with ethers, amines and sulfides, as well as makes use of n-hexane as a solvent, with a density of 0.675 g/ml. It is normally created right into thin down options with molar focus ranging from 1.0 M to 1.3 M, as well as its mass percent concentration is between 9% and 13%. It is extensively utilized in medicine intermediates, fluid crystal monomers, pesticides and organic catalytic responses in the rubber market.
Making use of n-butyllithium (BuLi) as initiator, tetrahydrofuran (THF) as structural regulator, and tin tetrachloride (SnCl4) as coupling representative to manufacture integrated rubber SIBR, which is a new sort of rubber for footsteps, its distinctive feature is that the molecular chain is made up of segments of various structures, as well as the segments of various structures provide rubber with different buildings. The wear resistance of the tire; the inflexible segment enhances the wet hold of the rubber and enhances the safety of the tire on the damp road, that makes SIBR one of the most comprehensive diene rubber so far. Due to the fact that SIBR has outstanding It is taken into consideration to be a warm rubber in this century as well as has a bright development possibility.
n-Butyllithium Uses
- Metallization reaction: R-H+ n-Butyl-Li → R-Li+ Butane, the resulting material alkyl lithium can react with numerous compounds.
- Directly carry out the metallation response: the fragrant compound connected to the substituent is responded with n-butyllithium, and also the steel lithium can be attached to the aromatic substance.
- Nucleophilic enhancement and also substitution responses.
- Halogen-metal substitute.
- The n-butyllithium service is primarily utilized as an anionic polymerization initiator in the natural reaction synthesis of pharmaceutical intermediates, and is additionally used in artificial rubber, flavor synthesis, liquid crystal materials and various other markets and also areas.
- n-Butyllithium (n-C4H9Li) is primarily utilized in organic reaction catalysts and also is extensively used in organic catalytic responses in pharmaceutical intermediates, liquid crystal monomers, pesticides as well as rubber industries.
The Manager has Something to Say
This is William, CEO of Zhishang Chemical Co., Ltd.
Welcome to visit our factory . As the top chemical manufacturer, we have been striving for product quality, innovation , R&D, and customer service for the past 7 years. In the next 10 years or even longer, we are committed to becoming the most reliable chemical supplier in the world , creating a well-known international brand trusted by customers, with the spirit of “one meter wide, ten thousand meters deep”, we continue to focus on product research and development, continue to focus on customer service, continue to improve the supply chain service system, to create a professional chemical supply service team, to achieve win-win long-term cooperation. Please feel free to contact us if you have any questions.
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How to prepare a service of n-butyllithium in ether as well as n-hexane?
n-Butyllithium ether option
n-Hexane solution
n-Butyllithium ether option
Under the defense of anhydrous as well as oxygen-free nitrogen, in a 500-mL dry three-necked flask furnished with a stirrer, a cryogenic thermostat, a gas tube, a drying tube as well as a dropping channel, add 200 mL of anhydrous ether as well as 8.6 g of sliced (1.25 mol) lithium cord, 30 declines of a solution composed of 68.5 g (0.50 mol) n-bromobutane and also 100 ml of anhydrous ether were added dropwise with stirring.
After cooling to -10 ° C in a completely dry ice-acetone bath, the reaction started when the solution became over cast and also a bright area with metallic gloss appeared on the lithium wire. The remaining n-bromobutane solution was included over half an hour. After that gradually cozy to 0-10 ° C and also proceed mixing for 1-2 hours. Under nitrogen protection, it was filtered through a glass tube plugged with glass woollen, and also the ether remedy of n-butyllithium was moved to a container purged with nitrogen before storage, and also the yield was 80-90%.
n-Hexane solution
Under nitrogen protection, include 120 ml of n-hexane remedy, 4.8 g (0.7 mol) of lithium cord, dropwise add 29.6 g (0.32 mmol) of chloro-n-butane to the three-necked flask outfitted with a going down funnel, a thermostat as well as a condenser, and gradually warm up., keep secure boiling, it will certainly take about 1 hour to complete the dropwise enhancement, continue to reflux for 1.5 hrs, great, let stand overnight, filter under nitrogen protection, as well as keep the filtrate under nitrogen flushing.
Reference
- n-Butyllithium – ChemicalBook
- Butyllithium – PubChem
n-Butyllithium Supplier and Manufacturer
As a n-butyllithium supplier and manufacturer with a strict standard product quality system certificate, Zhishang Chemical has long been providing the best n-butyllithium raw materials to customers all over the world.
Over the years, relying on professional team experience and customer-centric team concept to meet customer needs in a timely manner, our company enjoys a high reputation in the world. At present, our company has served more than 6,000 customers and has established long-term cooperative relations with customers from many countries.
If you have a demand for n-butyllithium and related products, please contact our service staff Zhishang Chemical – White directly, and we will provide you with high-quality products at the best price.
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* Sample testing support.
* Every batch of products will be tested to ensure its quality.
* The packing also can be according to the customers` requirement.
* Any inquiries will be replied to within 24 hours.
* We provide a Commerical Invoices, Packing Lists, Bills of loading, COA, Health certificates, and Origin certificates. If your markets have any special requirements, let us know.
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* Product has any problem can return.
FAQ
Do you accept sample order?
We will make samples before mass production, and after the sample is approved, we’ll begin mass production. Doing 100% inspection during production, then doing random inspection before packing.
What’s your MOQ?
Our MOQ is 1kg. But usually we accept less quantities, such as 100g on the condition that the sample charge is 100% paid.
Is there a discount?
The different quantity has different discount.
HOW TO CONFIRM THE PRODUCT QUALITY BEFORE PLACING ORDERS?
You can get free samples for some products, you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests, we will manufacture the products according to your requests.
Do you supply product report?
Yes. We’ll give you product analysis report before shipping.
Shipping
1. ≤50kg, Express delivery recommended, usually called DDU service;
2. ≤500kg, Air shipping recommended, usually called FOB, CFR, or CIF service;
3. >500kg, sea shipping recommended, usually called FOB, CFR, or CIF service;
4. For high-value products, please select air shipping and express delivery for safe.
Quality Control of n-Butyllithium
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