Levetiracetam LEV CAS 102767-28-2 API Hoobkas USP EP Standard High Purity
Chaw tsim tshuaj paus Supply nrog High Purity thiab ruaj khov zoo
Lub npe tshuaj: Levetiracetam
CAS: 102767-28-2 Nr
API USP / EP Standard, Kev Lag Luam Ntau Lawm
Thib peb-tiam Antiepileptic Tshuaj
Tshuaj npe | Levetiracetam |
Synonyms | LEV;(S)-2-(2-Oxo-1-pyrrolidinyl)butyramide;UB-L059 |
CAS Nr | 102767-28-2 |
CAT Number | Tus Qauv Zauv: RF-API61 |
Tshuag xwm txheej | Nyob rau hauv Tshuag, ntau lawm Scale mus txog Tons |
Molecular Formula | C8H14N2O2 |
Molecular Luj | 170.21 Nws |
Melting Point | 116.0-119.0 ℃ |
Hom | Ruifu Tshuaj |
Yam khoom | Specifications |
Qhov tshwm sim | Dawb los yog Yuav luag Dawb Crystals Hmoov |
Identification IR | Spectrum tau txais los ntawm cov qauv muaj nrog uas tau los ntawm cov khoom siv siv |
Qhov tshwm sim ntawm kev daws teeb meem | Ntshiab thiab tsis muaj xim ntau dua li BY6 |
Enantiomeric Purity Impurity D | ≤ 0.80% |
Dej | ≤0.50% |
Sulfated tshauv | ≤0.10% |
Hnyav Hlau | ≤ 0.001% |
Yam khoom muaj feem | |
impurity A | ≤ 0.30% |
Tej yam tsis meej tsis meej | ≤ 0.05% |
Tag nrho Unspecified Impurities | ≤0.10% |
Tag nrho cov impurities | ≤ 0.40% |
impurity F | ≤0.10% |
Residual Solvents | |
Benzene | ≤ 2 ppm |
Dichloromethane | ≤600ppm |
Ethyl Acetate | ≤5000ppm |
Acetone | ≤5000ppm |
Assay | 98.0% ~ 102.0%. |
Test Standard | USP Txuj;EP Txheem |
Kev siv | API Thib Peb-tiam Antiepileptic Tshuaj |
Pob: Lub raj mis, Aluminium ntawv ci hnab, Cardboard nruas, 25kg / Nruas, los yog raws li tus neeg yuav tsum tau muaj.
Cia txias:Khaws rau hauv cov thawv ntim khoom ntawm qhov chaw txias thiab qhuav;Tiv thaiv los ntawm lub teeb, noo noo thiab kab tsuag.
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Levetiracetam (CAS: 102767-28-2), ib tug derivative ntawm pilacetam, yog ib tug tshiab tiam thib peb-tiam tshuaj antiepileptic pom zoo los ntawm US FDA nyob rau hauv 1999. Nws yog thawj zaug siv rau kev kho mob ntawm ib nrab qaug dab peg nyob rau hauv cov neeg laus.Hauv xyoo 2005, Levetiracetam tau pom zoo hauv cov ntsiav tshuaj ntawm qhov ncauj thiab cov kev daws teeb meem rau kev kho mob ntawm ib nrab qaug dab peg hauv cov menyuam yaus hnub nyoog 4 xyoos thiab laus dua.Nws yog tsuas yog siv rau kev kho mob ntxiv ntawm kev qaug dab peg ib nrab ntawm cov neeg laus thiab cov menyuam yaus hnub nyoog qis dua 4 xyoos, thiab tseem tuaj yeem siv rau qee qhov qaug dab peg thiab qaug dab peg hauv cov neeg laus.Nws kuj muaj qee yam kev kho mob ntawm myoclonic qaug dab peg nyob rau hauv cov hluas, refractory epilepsy, tsis tuaj kawm ntawv nyob rau hauv cov me nyuam thiab mob qaug dab peg.
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