2019年2月27日星期三

Valine

Product name:Valine
CAS: 72-18-4
Molecular Formula: C5H11NO2
Molecular Weight: 117.15
Product description:This product is a white crystal or crystalline powder; Odourless, taste sweet and bitter. This product is dissolved in water, hardly soluble in ethanol.Can together with other essential amino acid compound amino acid transfusion, integrated amino acid preparation. Adding valine metric cakes (1 g/kg), product has sesame. Used in bread also can improve the flavor

Vandetanib Side Chain

Product name: Vandetanib Side Chain
CAS no.: 166815-96-9
Molecular Formula: C18H27NO5S
Molecular Weight: 369.48
Appearance: White or white solid powder
Purity: ≥98.5%(HPLC)
Product description:Intermediates.

Vandetanib Main Ring

Product name: Vandetanib Main Ring
CAS no.:  171482-05-6
Molecular Formula: C20H18F7NO2•HCl
Molecular Weight:  473.81
Appearance: White or off-white crystalline powder
Purity: ≥98.5%(HPLC)
Product description: Preparation of his minions horse raw materials.

Valacyclovir Hydrochloride

Product name:Valacyclovir Hydrochloride
CAS no.:124832-27-5
Molecular Formula:C13H20N6O4.HCL
Molecular Weight:360.80
Appearance:White or pale white filmlok
Purity:≥98.0%
Product description:Herpes simplex virus infection for the treatment of herpes zoster virus, herpes simplex virus II, herpes simplex virus infection of herpes zoster virus, including primary and recurrent herpes zoster virus infection,including I and herpes simplex virus infections.

Valsartan

Product name:Valsartan
CAS: 137862-53-4
Molecular Formula: C24H29N5O3
Molecular Weight: 435.52
Product description:Angiotensin receptor antagonist, can be used for all types of high blood pressure, and is good for preserving renal protective effect.

Vanillic acid

Product name:Vanillic acid
CAS: 121-34-6
Molecular Formula: C8H8O4
Molecular Weight: 168.15
Product description:Chemical name of '4 - hydroxy - 3 - methoxy benzoic acid, molecular formula C8H8O4, molecular weight of 168.14, white needle crystal, no smell, can sublimate, don't break down. Melting point is 210 ℃. Soluble in ethanol, soluble in ether, slightly soluble in water. Vanillic acid and ferric chloride is not color. Method: to vanillin as raw material by oxidation (silver oxide) or alkali fusion (potassium hydroxide, below 240 ℃), or from part 3, 4 - dimethoxy benzoic acid methyl off. USES: as reagent, spices.

Valnemulin Hydrochloride

Product name:  Valnemulin Hydrochloride
CAS no.: 101312-92-9
Molecular Formula: C31H53ClN2O5S
Molecular Weight: 601.28
Product description: Mainly antibacterial, but also sterilization when high concentrations. The antibacterial spectrum is effective for G- and G+, and it is highly effective for the genus and the genus of the genus Salmonella, while the effect of the Salmonella is lower.