Twfta Marketplace
Products Companies Login
 
Camptothecin,10-hydroxycamptothecin,7-Ethyl-10-hydroxycamptothecin,Topotecan,Irinotecan, Lutein,Resveratrol, Homoharringtonine, Huperazin A Polydatin, Evodiamine, Artemisinin, Synephrine hydrochloride,Curcumin, Ferulic acid,Ursolic acid,Chlorogenec acid,Docetaxel,Paclitaxel, 10-DAB, Emodin, Diacerein,Podophyllotoxin, Etoposide,Doxorubicin, Epirubicin,Cytarabine,Octacosanol, 5-HTP, Sinomenine HCL, Genistein,Total Tubeimosides, Puerarin, TanshinonIIA, Rubescensine A, Sclareolide,Lycopene,Luteolin,Capsaicin, Piperine, Chrysin,  
Suppliers Camptothecin

 
  Company Profile
  Products Showroom
  Contact Us
 





 Camptothecin
 Doxorubicin

 

camptothecin 10-hydroxycamptothecin sn38



        Inquiry   Now      
        Contact   Info       
   
   


Supply: camptothecin 10-hydroxycamptothecin 7-Ethyl-10-hydroxycamptothecin
Product Name: Camptothecin
Botanical source: camptotheca acuminata Decne
CAS NO: 7689-03-4
Molecular formula: C20H16N2O4
Molecular Weight: 348.36
Appearance: Light Yellow Crystal
Specification: Camptothecin >98%
10-hydroxycamptothecin
Product Name: 10-hydroxycamptothecin
Botanical source : camptotheca acuminata Decne
CAS NO: 19685-09-7
Molecular formula: C20H16N2O5
Molecular Weight: 364.357
Appearance: Light Yellow Crystal Powder
Specification: 10-hydroxycamptothecin >98%
7-Ethyl-10-hydroxycamptothecin
Product Name: 7-Ethyl-10-hydroxycamptothecin
Synonyms: SN 38 (pharmaceutical)
Botanical source: camptotheca acuminata Decne
CAS NO: 86639-52-3
Molecular formula: C22H20N2O5
Molecular Weight: 392.40
Specification: 7-Ethyl-10-hydroxycamptothecin >98% 99%
Contacter: Mr. wedy
GUANYU BIO-TECHNOLOGY CO., LTD
Add : 1002 Lvyuan Building, Weiguo road, Changan District ,Xian China
Tel.:0086-29-88907599
Cell phone:13319221360
Fax :0086-29-85658727
Pc: 710100
E-mail: yewees@gmail.com
Http://www.gybiotech.com




XI'AN GUANYU BIO-TECH CO.,LTD Products

Doxorubicin, Epirubicin and Cytarabine Hydrochloride
Sell Doxorubicin, Epirubicin and Cytarabine Hydrochloride Product Name: Doxorubicin Hydrochloride Molecular Formula: C27H29NO11.HCl Molecular Weight:579.98 CAS No.: 25316-40-9 Specification:>99%USP26 Product Name: Epirubicin Hydrochloride Molecular Formula: C27H29NO11·HCl Molecula ,
 
Sclareolide
Supply: Sclareolide (Sclareolude) Product Name: Sclareolide(Sclareolude) Botanical source: Phaseolus vulgaris L. Salvia sclarea Chemical names : DECAHYDRO-3a,6,6,9a-TETRAMETHYLNAPHTHO(2,1b)FURAN-2(1H)-ONE Synonyms: NORAMBRIENOLIDE; [3aR-(3a.alpha, 5a.beta, 9a.alpha, 9b.beta)]-DECAHYDRO-3a,6,6,9 ,
 
Ferulic acid
Supply: Ferulic acid Product Name: Ferulic acid (savageness distill ) Botanical source: rice bran Synonyms: trans-4-Hydroxy-3-methoxycinnamic acid CAS NO: 537-98-4 Molecular formula: C10H10O4 Molecular weight: 194.18 Appearance: White fine powder Odor: slightly amber aroma. Solubility: ,
 
camptothecin 10-hydroxycamptothecin sn38
Supply: camptothecin 10-hydroxycamptothecin 7-Ethyl-10-hydroxycamptothecin Product Name: Camptothecin Botanical source: camptotheca acuminata Decne CAS NO: 7689-03-4 Molecular formula: C20H16N2O4 Molecular Weight: 348.36 Appearance: Light Yellow Crystal Specification: Camptothecin >98% ,
 
Genistein
Let me introduce ourselves-Xi’an Guanyu Bio-tech. Co. Ltd. as a manufacturer and exporter of herbs extracts in china. We have been engaged in Genistein products for over 6 years and have sold tons of Genistein products. In the meaning time we also provide Genistein Capsule and OEM Manufacturing Se ,
 
Huperzine A
Supply Huperzine A PRODUCT NAME: Huperzine A ASSAYED BY: HPLC CHEMICAL FORMULA: C15H18N2O MOLECULAR WEIGHT :242.3 CAS NUMBER: 102518-79-6 FROM: Lycopodium serralun Thunb. APPEARANCE: White powder PURITY: 1%-99.0%(HPLC) PACKING: In demand STORAGE: Below 0℃ Description: Huperzin ,
 
Homoharringtonine
Supply Homoharringtonine Natural Homoharringtonine Cas Number : 26833-87-4 Molecular formula : C29H39O9 M.W. : 545.6284 : Original Plant : Cephalotaxus fortune, no pesticides or chemical pollution. specification : Homoharringtonine 99%, Assayed by : HPLC If the above products be of inte ,
 
Luteolin
Supply Luteolin Molecular formula:C15H10O6 CAS No. 491-70-3 Molecular weight:286.24 Chemical structure: Specification: >98%   Appearance:Yellow fine powder Melting point: 328℃-330℃ Storage: Store in cool & dry place, Keep away from ,
 
Irinotecan Hydrochloride and Topotecan Hydrochloride
Sell Irinotecan Hydrochloride and Topotecan Hydrochloride Product Name: Irinotecan Hydrochloride Molecular Formula: C33H38N4O6-HCl.3H2O Molecular Weight:677.18 CAS No.: 136572-09-3 Specification:>99% Source: Semi-synthesis from Camptothecine extracted from fruit of Fructus Camptothecae Acu ,
 
Docetaxel and Paclitaxel
Supply Docetaxel and Paclitaxel in bulk Product Name: Docetaxel anhydrous Molecular Formular:C43H53NO14 Molecular Weight:807.89 CAS NO.:114977-28-5 (Anhydrous) Source: Semi-synthesis from 10-DAB Assay(by HPLC calculated on anhydrous solvent –free basis):98.0%~102% Product Name: Pac ,
 
Chrysin
Supply: Chrysin Product Name: Chrysin Synonyms: 5,7-Dihydroxyflavone; 5,7-Dihydroxy-2-phenyl-4H-benzo[b]pyran-4-one CAS NO.: 480-40-0 Molecular formula: C15H10O4 Molecular weight: 254.24 Melting point: 285-286C Appearance: White or off white powder Odor: Characteristic Molecular Struc ,
 
Capsaicin
Supply: Capsaicin Product Name: Capsaicin Botanical source: Capsicum annuum Linn. Synonyms:(E)-N-[(4-Hydroxy-3-methoxyphenyl)methyl]-8-methyl-6-nonenamide;8-Methyl-N-vanillyl-6-nonenamide; (E)-8-Methyl-N-vanillyl-6-nonenamide CAS NO.: 404-86-4 Molecular formula: C18H27NO3 Molecular weigh ,
 
Evodiamine and Rutecarpine
We are professional manufacturer on Evodiamine and Rutecarpine products. We have been engaged in Evodiamine and Rutecarpine products for over 3 years and have sold tons of Evodiamine and Rutecarpine products. We assay our Evodiamine and Rutecarpine by HPLC using Sigma Evodiamine and Rutecarpine 98% ,
 
Marigold P.E (Lutein>5% 10% 20% 90%)
Supply Marigold P.E (Lutein>5% 10% 20% 90%) Chemical name: 3, 3 -dihydroxy-d-carotene Molecular formula:C40H56O2 CAS No. 127-40-2 Molecular weight:568.85 Chemical structure: Specification: >90%   Characteristics: Natural and bright color good resistance to light and temperatu ,
 
Lycopene
Supply: Lycopene Product Name: Lycopene Botanical source: Tomato CAS NO: 502-65-8 Molecular formula: C40H56 Appearance: dark red powder Odor: Characteristic Solubility: soluble in Ethyl Alcohol and Diethyl Phthalate and insoluble in water Specification: Lycopene >90% Sieve analysis: 10 ,
 
Osthole
Supply Osthole in bulk Synonyms: Cnidiadin Botanical Name: Cnidium monnieri (L.)Cuss. Appearance: 30% 50% yellowish fine powder,95% green-yellow powder. CAS Registry number: 484-12-8 Molecular Formula: C15H16O3 Molecular Weight: 244.29 Melting Point: 83℃~84℃ Specification: 50%,98% by H ,
 
Synephrine hydrochloride
Supply: Synephrine hydrochloride Product: Synephrine hydrochloride Synonyms:1-(4-Hydroxyphenyl)-2-(methylamino)-ethanol hydrochloride Molecular Structure: Molecular Formula: C9H13NO2.HCl Molecular Weight: 203.67 CAS Registry Number: 5985-28-4 Appearance: White fine powder Odor: Character ,
 
resveratrol emodin polydatin
Product:Trans-resveratrol Product Origin: Root of Polygonum Details/Specifications: Product Name: Resveratrol Synonym(s): Trans-Resveratrol Specification: 20%-98%(HPLC) Molecular Formula: C14H12O3 Molecular Weight: 228.247 CAS No.: 501-36-0 Biological Source: Polygonum cuspidatum. Biologica ,
 
policosanol octacosanol
Let me introduce ourselves-Xian Guanyu Bio-tech. Co. Ltd. as a manufacturer and exporter of herbs extracts in china. We have been engaged in Octacosanol products for over 6 years and have sold tons of Octacosanol products. In the meaning time we also provide Octacosanol Capsule and OEM Manufacturing ,
 
Artemisinin and Artemether
Supply: Artemisinin and Artemether Specifications: Artemisinin Structure: C15h23o5 Molecular weight:282.3 Chemical name: 3r,5as,6r,8as,9r,12s,12ar)-octahydro-3,6,9-trimethyl-3,12-epoxy-12h-pyrano[4.3-j]-1,2-benzodioxepin-10(3h)-one; cas reg. Nr.63968-64-9 Chemical characteristics:Solu ,
 
Ursolic acid
Supply: Ursolic acid Product Name: Ursolic acid Botanical source: Ligustrum lucidum Ait. and Eriobotrya japonica ( Thunb.) Lindl. Synonyms: Ligustrum lucidum Ait CAS NO: 77-52-1 Molecular formula: C30H48O3 Molecular weight: 456.68 Appearance: White fine powder Odor: Characteristic Solubi ,
 
Matrine and oxymatrine
Supply: Matrine Product Name: matrine Botanical source: Sophora flavescens Ait CAS NO: 519-02-8 Molecular formula: C15H24N2O Molecular weight: 248.36 Appearance: white column with ridges form crystal Odor: Characteristic Solubility: Soluble in ether,chloroform,ether and benzene Specifica ,
 
EGCG
Supply:EGCG Product Name: (-)-Epigallocatechin gallate Botanical source: Green Tea Chemical names : (2R,3R)-2-(3,4,5-Trihydroxyphenyl)-3,4-dihydro-1(2H)- Synonyms: benzopyran-3,5,7-triol 3-(3,4,5-trihydroxybenzoate);EGCG CAS NO: 989-51-5 Molecular formula: C22H18O11 Molecular weight: 4 ,
 
Diacerein
Supply: Diacerein Product Description Product name: Diacerein CAS number: 13739-02-1 Assay (by HPLC): ≥99% Molecular Formula: C19H12O8 Molecular Weight: 336.15 Solubility: Soluble in DMA, DMSO, not soluble in water, Methanol, and Chloroform. Application: Diacerein is an inhibitor of ,
 
Chlorogenec acid
Supply: Chlorogenec acid Product Name: Chlorogenec acid Botanical source: Eucommia ulmoides Oliv Synonyms: 3-CAFFEOYLQUINIC ACID CAS NO: 327-97-9 Molecular formula: C16H18O9 Molecular weight: 354.34 Appearance: Light white powde Odor: Light smell and slight taste Specification: Chloroge ,
 
Apigenin
We are professional manufacturer on Apigenin products. We have been engaged in Apigenin products for over 3 years and have sold tons of Apigenin products. We assay our Apigenin by HPLC using Sigma Apigenin 98% as our reference substance. At the same time we also product GUANYU (TM) Apigenin. Follow ,
 
5-HTP
Let me introduce ourselves-Xi’an Guanyu Bio-tech. Co. Ltd. as a manufacturer and exporter of herbs extracts in china. We have been engaged in 5-HTP products for over 6 years and have sold tons of 5-HTP products. In the meaning time we also provide 5-HTP Capsule and OEM Manufacturing Service for 5- ,
 
10-DEACETYL BACCATIN III
10-DEACETYL BACCATIN III (10-DAB-III) Molecular Formula: C23H36O10 Molecular Weight :544.60 Description Product Name:10-Deacetyl-Baccatin III Botanical Source:Taxus chinensis rehd Used Part: Branch and leaf Appearance: White to gray white powder Odor: Characteristic Assay(10-DAB, HPL ,
 
Curcumin
Supply: Curcumin Product: CURCUMIN Synonyms:1, 7-bis(4-hydorxy-3-methoxypheny1)-1, 6-heptadiene-3, 5-dione CAS No. :458-37-7 Molecular Formula :C21H20O6 Formula weight:368.39 Appearance: Yellow to Orange powder Total Curcuminoids by HPLC:90 to 95 Curcumin by HPLC:60 Min Demethoxy Curc ,
 
Echinacea Purpurea P.E
Supply: Echinacea Purpurea P.E Appearance: Light yellow fine powder Specification: 1. Total polyphenol: >4.0% by UV 2. Chicoric acid >2.0% by HPLC Function: 1. echinacea stimulates the body's immune system against all infectious and inflammatory conditions, counteracts pus, and stim ,
 

Send Inquiry

 
Company:
*Contact:
*Email:
URL:
TEL:
Fax:
Country:
Address:
*Subject:
Comment:
 

Contact Info

Contact: wedy
URL: http://www.gybiotech.com
TEL: 0086-29-88907599
Fax: 0086-29-85658727
Country: China
Address: 1002 lvyuan building weiguo road Xi'an China
   
   


 
 
 
 
  Contact Us Site Map About Us Trade Links
2005-2008 copyright by twfta.com. All rights reserved.