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Medizinisch & Arzneimittel /  Pharmazeutische Medikamente /  Andere Pharmazeutische Medikamente / 
Informationen über den produzenten
Firma:
Shenzhen Shijingu Technology Co., Ltd
 
Adresse:
CambridgeGarden,Longgang District
 
Telefon:
+86-755-61930356

.

D-Valine 640-68-6Molecular formula: C5H11NO2               Molecular structure:Molecular weight: 117.15CAS No.:640-68-6【Description】 White crystal or crystalline powder, soluble in water,dilute acid and dilute base,insoluble in ethanol and ether.【Specification】Assay: 98.5%~101.0% Specific Rotation [α]D20: -27.6°~ -29.0° Transmittance ≥98.0% pH: 5.5 ~ 6.5 Loss on Drying ≤0.20% Residue in Ignition ≤0.10% Chloride [Cl-] ≤0.02% Heavy Metals [Pb] ≤10ppm Iron[Fe] ≤10ppm Arsenic[As2O3] ≤1ppm Sulfate[SO42-] ≤0.02% Ammonium[NH4+] ≤0.02%  【Function】 D-Valine is one important organic chiral source and is mainly applied in chiral medicine, chiral additive, helping the medicinal preparation and so on. It uses as chrial source of chiral synthesis in drugs manufacuture. As a organic acid with optics activeness, it can not be substated in asymmetrical synthesis of some chircal compound. Now it mainly uses as valine protecting agent that applies in processing new broad spectrum antibiotic, D-valinol and multi-peptides.【Package】25kg net weight cardboard drum lined with PE bag, or according to the customer`s demand.
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Andere Waren dieses Produzenten :
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Dehydronandrolon Acetate 2590-41-2 CAS:2590-41-2MF: C20H26O3 MW:314.42Purity: 98%Packing: 1kg/foil bagStandard:Enterprise standard
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Desonide MicronizedAssay: 97.0%-103.0%CAS No.:638-94-8Standard: BP/EP/USP  Packing: 1 kg /tin or foil bag; 5kg/cardboard drumCharacter: White SolidUsage: Anti-inflammatory, Treatment of endogenous ec
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Dexamethasone 050-02-2 Other name: Acidocont,Deronil,Dexacortal,dexametona,FlumeprednisolonCAS: 050-02-2 Molecular formula: C22H29F05EINECS No.:200-003-9Purity:99%   Appearance: white or almost whit
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Dexamethasone Acetate 1177-87-3CAS: 1177-87-3Molecular formula: C24H31FO6 Molecular weight: 434.5EINECS No.: 214-646-8  Assay: 98%Appearance: white or almost white crystalline powderPacking: 5KG/TIN,

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