n-Butyllithium
109-72-8 Basic informationMore
- Product Name:n-Butyllithium
- Synonyms: LITHIUMBUTYL N-BUTYLLITHIUM BUTYLLITHIUM SOLUTION, ~2.7 M IN HEPTANE N-BUTYLLITHIUM, 2.2M SOLUTION IN CYCLOHEXANE n-Butyllithium1.6M solution in hexanesAcroSeal§3 n-Butyllithium2.5M solution in hexanesAcroSeal§3 n-Butyllithium2.2M solution in cyclohexaneAcroSeal§3 n-Butyllithium2.6M solution in tolueneAcroSeal§3
- CAS:109-72-8
- MF:C4H9Li
- MW:64.06
- EINECS:203-698-7
- Mol File:109-72-8.mol
USE
N-Butyllithium must be calibrated through single titration as follows:<br />
1) Titration solution: 1mol/L SEC butanol/dimethylbenzene solution (butanol and dimethylbenzene must be dried with an activated 5A molecular sieve)<br />
2) Indicator: 2,2’-dipyridine<br />
3) Solvent: dimethylbenzene (must be dried with an activated 5A molecular sieve).<br />
4) Operation method: Under the protection of argon, add magneton, 20ml dimethylbenzene and a small amount of indicator into a 100ml 3-lipped bottle with a tipping plug. Then use a precisely marked 2ml injector to swiftly transfer 2ml N-Butyllithium into the bottle (the air in the injector must be replaced with argon, which must then be expelled when collecting the N-Butyllithium; fill and drain the injector in the N-Butyllithium multiple times to prevent any water or air from remaining in the injector). The system should turn a purplish red. Then, wash, dry, and rinse the same injector with titration solution 2-3 times (to prevent any change in the amount added) and titrate the solution until the system turns yellow, and cease titration.<br />
5) Repeat titration once; if the percent error between the two times is within 2%, the result can be regarded as correct.<br />
6) Titration result: titration solution (ml)/2 to obtain N-Butyllithium concentration.
Lastest Price from n-Butyllithium manufacturers
- n-Butyllithium
- US $1.00 /KG
- CAS:109-72-8
- Min. Order: 1KG
- Purity: 99%
- Supply Ability: 10 mt
- 2024-10-30
- N-Butyllithium
- US $9.00 /ASSAYS
- CAS:109-72-8
- Min. Order: 1ASSAYS
- Purity: 99%
- Supply Ability: 10000kg
- 2024-10-11
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- Company Name:Dexin chemical (Shandong) Co. , Ltd.
- Tel: 15853369661
- Products Intro:Product Name:n-Butyllithium
CAS:109-72-8
Purity:2.5mol Package:1kg;5kg;10kg;100kg;1t - CB Index:58
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- Tel:400-400-6206333 18521732826
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Purity:1.6M in hexane(15% solution) Package:100ml/RMB 327.90;500ml/RMB 640.90 More... - CB Index:65
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Purity:2.5mo Package:1kg;5kg;10k - CB Index:58
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