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 Odor: Characteristic Solubility: Clear Yellow Solution at 1Mg/Ml in Dimethylsulfoxide 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 Odor: Characteristic Solubility: Insoluble in water,its sodium salt is the water-soluble,its organic solution has blue fluorescence. Specification: 10-hydroxycamptothecin >98% 100g/bag
Product Name: Docetaxel anhydrous Molecular Formular:C43H53NO14 Molecular Weight:807.89 CAS NO.:114977-28-5 (Anhydrous) Source: Semi-synthesis from 10-DAB Appearance: White fine powder Odor: Characteristic Solubility :Soluble in methanol and ethanol, insoluble in water Identification: 1 Examine by IR, consistent with the chemical reference substance. 2 The 0.002% w/v solution in methanol exhibits maximum 283, 275, 230 nm. 3 The retention time of HPLC according to the chemical reference substance Assay(by HPLC calculated on anhydrous solvent íºCfree basis) 98.0%~102% Melting point:232-234 Specific Optical Rotation:-40-47 Content of H2O:
CAS No.: 100286-90-6 Source: Semi-synthesis from Camptothecine extracted from fruit of Fructus Camptothecae Acuminatae Appearance:A slightly yellow or yellow powder Odor: Characteristic Solubility : Slightly soluble in water, alcohol and chloroform, practically insoluble in acetone Identification: Examine by IR, consistent with the chemical reference substance. Assay(by HPLC calculated with reference to the anhydrous substance):í¦99.0% Melting point:250-256 Specific Optical Rotation:+63íp69íp (H2O) PH:3.05.0 Content of H2O:7.0%9.0% Residue on Ignition:0.1% Related substance:Total impurities1.0% Unidentified impurity0.1% 7-Ethyl-10-hydroxycamptothecin0.3% 7-ethyl camptothecin0.3% Heavy Metal:
Molecular Formula :C47H51NO14 Molecular Weight:853.92 CAS NO.:33069-62-4 Source: Extract from the Branchs and needles of Taxus chinensis rehd. Assay (on the anhydrous basis)>99.5% Appearance: White crystalline powder Identification: Positive Solubility: Soluble in methanol and acetonitrile, insoluble in water Specific rotation49-55 Melting rotation:213íµ-217íµ Loss on drying: 1.0%Max Residue on ignition: 0.2% Total impurities:
In the form of flakes in brown color 99.99%, 99.9%, 99.6%, 99.5%, 98%
In the form of flakes in brown color, which can be used mainly used in the manufacture of ferro vanadium alloy and other alloys in metallurgy industry 99.99%, 99.9%, 99.6%, 99.5%, 98%
Tartric acid Textile chemical 25kg packing in petti, 50kg in pp bags
Benzyl benzoate The product has mainly applies in textile auxiliary, essence, flavor, pharmacy and plasticizer etc.
Calcium carbonate Packing : PP pages 50kg or jumbo 800kg
Ammonium nitrate For porous prill ammonium nitrate Standard : hg3280-1990 Nh4no3 ( dry basis ) : 99.50% min. Free water : 0.3% max. Absorption oil : 7.0% min. Loose density : 0.78g/cm3 Prill size 0.5-2.5mm : 95% min. With anti-caking agent For crystal ammonium nitrate(standard:hg2945-89) Nh4no3 :99.50% min. Residue : 0.05% max Free water : 0.3% max. Packing : 25kgs/bag or 975kgs/bag
Aleuritic acid
Ambrettolide
Chlorine contents-35-36% Stability-1/20 Moisture-0.10 Particle size-100 through 1.7mm sieve 25kgs hdpe bags 45kgs hdpe drums 50kgs ms drums
Appearance : Yellow or off-white solid Purity(GC): 98.0% Water: 0.5% Usage: Pharmaceutical intermediate of Abacavir Package: 25 kg drum or as request.
Appearance White or Off-white crystalline powder Purity(GC) 99.0 % Melting point 62-67íµ Residue 0.5% Lose on drying 0.5% Characters: The product is a White or Off-white crystalline powder apt to turn yellow under light or contacting with wet air. Usage: pharmaceutical intermediate as felodipine, clevidine,lamotrigine etc. Storage: Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
N-methyl-pyrrolidone 200kg/drum
We would like to supply sound quality and competitive price with costumers, share with you in technology ,and could arrange the earliest shipment date for you. we also offer 2-Pyrrolidone, N-Methyl-Pyrrolidone(NMP), Polyvinylpyrrolidone(PVP),Sorbitol 70% Solution ,Gamma-Butyrolactone (GBL), etc. 200kg/drum
Polyvinylpyrrolidone (pvp) 2-Pyrrolidone, N-Methyl-Pyrrolidone(NMP), Polyvinylpyrrolidone(PVP),Sorbitol 70% Solution Gamma-Butyrolactone (GBL) 25kg/drum
We would like to supply sound quality and competitive price with costumers, share with you in technology ,and could arrange the earliest shipment date for you. we also offer 2-Pyrrolidone, N-Methyl-Pyrrolidone(NMP), Polyvinylpyrrolidone(PVP),Sorbitol 70% Solution ,Gamma-Butyrolactone (GBL), etc. If you are interested in any products of Pyrrolidone Series, pls contact us with no hesitation. 200kg/drum
Sorbitol 70% solution 250kg/drum
