n-Butyllithium
n-Butyllithium Quick Details
Chemical Name: n-Butyllithium
CAS No.: 109-72-8
Molecular Fomula:C4H9Li
Chemical Structure :C4H9Li
Molecular weight: 64.06
Appearance: Light Yellow Liquid
Assay :1.5M-2.5M
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Item
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Standard
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Test Results
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Name
Identification
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N-Butyllithium Cas 109-72-8
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B.LC-MS:Comply with the structure
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Complies
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C.The IR spectrum of sample should be identical with that of reference standard.
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Complies
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D.HPLC-ESI-MS
The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay. |
Complies
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Heavy metals
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≤10 ppm
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<10ppm
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Water
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≤1.0%
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0.1%
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Sulphated ash
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≤0.5% determined on 1.0 g.
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0.009%
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Residue on ignition
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≤0.1%
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0.03%
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Related Substances
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Unspecified impurities: for each impurity
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≤0.10%
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<0.10%
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Total Impurities
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≤0.5%
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0.18%
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Purity
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≥99.0%
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99.7%
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Assay
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99.0%~101.0% (anhydrous substance).
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99.8%
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Storage
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Preserve in well-closed, light-resistant and airtight containers
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Complies
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Use
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Used in cosmetics and detergents, pharmaceutical intermediates,
the dye industry is used to make azo direct dyes and acid mordant dyes,
fine chemicals intermediates
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Analysis item
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Specification
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Analysis result
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Active butyl lithium content (mol/L)
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2.50±0.05
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2.51
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Activity (%)
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≥98.00
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99.01
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Covalent chloride (%wt)
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≤0.03
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Not detected
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Cl-content(%wt)
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≤0.03
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Not detected
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Appearance
(in sealing glass sample bottle) |
Colorless or light yellow liquid without suspension
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light yellow liquid without suspensi on
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Conclusion
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Qualified
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Qualified
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Analysis item
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Specification
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Analysis result
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Active butyl lithium content (mol/L)
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2.50±0.05
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2.51
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Activity (%)
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≥98.00
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99.01
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Covalent chloride (%wt)
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≤0.03
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Not detected
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Cl-content(%wt)
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≤0.03
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Not detected
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Appearance
(in sealing glass sample bottle) |
Colorless or light yellow liquid without suspension
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light yellow liquid without suspensi on
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Conclusion
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Qualified
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Qualified
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Q1: May I get one sample before placing order?
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