tetrabenzyl pyrophosphate cas 990-91-0
tetrabenzyl pyrophosphate cas 990-91-0 Chemical Name:Tetrabenzyl pyrophosphate CAS No.: 990-91-0 Molecular Formula:C28H28O7P2 Molecular Weight:538.47 MolecularStructure: Appearance:White powder Tetrabenzyl pyrophosphateTypical Properties Appearance White powder M.p 63-66℃ Purity/HPLC ≥99% Water content ≤0.50% Heavy metals ≤10ppm Residue on ignition ≤0.1% w/w Tetrabenzyl pyrophosphateUsage 1. Acute bronchitis and mild pneumonia caused by Haemophilus influenzae, Streptococcus pneumoniae and other streptococcus […]
sulfadiazine sodium cas 547-32-0
sulfadiazine sodium cas 547-32-0 Chemical Name:Sulfadiazine sodium CAS No.: 547-32-0 Molecular Fomula:C10H9N4NaO2S Molecular Weight:272.26 Molecular Structure: Appearance:White or almost white crystalline orpowder SteviosideTypical Properties Item Specification APPEARANCE White or almost white crystalline orpowder Identification A The infrared absorption spectrum concordant with the spectrum ofsulfadiazine CRS Identification B Test for sodium Solubility Freely soluble in water,slightly […]
1,3-diacetoxy-2-(acetoxymethoxy)propane cas 86357-13-3
1,3-diacetoxy-2-(acetoxymethoxy)propane cas 86357-13-3 Chemical Name:1,3-Diacetoxy-2-(acetoxymethoxy)propane CAS No.: 86357-13-3 Molecular Formula: C10H16O7 Molecular Weight:248.23 MolecularStructure: Appearance:Transparent to brown liquid 1,3-Diacetoxy-2-(acetoxymethoxy)propane Typical Properties Item Specifications Appearance Transparent to brown liquid Identification GC: Retention time of the principal peak in the test sample should match with that of thestandard. Moisture content KF：≤0.3% w/v Related impurities 1-chloro-3-acetoxy-2（acetoxymethoxy) Propane:≤0.15% Impurity […]
niclosamide cas 50-65-7
niclosamide cas 50-65-7 Chemical Name:Niclosamide CAS No.: 50-65-7 Molecular Formula: C13H8Cl2N2O4 Molecular Weight: 182.69 MolecularStructure: Appearance:White or light yellow Crystalline Powder Niclosamide Typical Properties Appearence White or light yellow Crystalline Powder Identity Positive Chlorides 500 ppm MAX 5-Chlorosalicyclic acid 60ppm MAX 2-Chloro-4-nitroaniline 100 ppm MAX Related substances 0.2% MAX Loss on drying 0.5% MAX Sulphated […]
Trimethylstearylammonium Chloride CAS 112-03-8
1. Description Trimethylstearylammonium Chloride (CAS 112-03-8), also known as Steartrimonium Chloride, is a quaternary ammonium compound widely utilized as a pharmaceutical excipient. It functions primarily as a cationic surfactant, possessing effective emulsifying, conditioning, and antimicrobial properties. These benefits make it valuable in various topical and ophthalmic formulations, contributing to product stability and preservation. 2. Properties […]
Linezolid CAS 165800-03-3
Linezolid CAS 165800-03-3 Chemical Name: Linezolid CAS No.: 165800-03-3 Molecular Formula: C16H20FN3O4 Molecular Weight: 337.35 Molecular Structure: Appearance: White crystalline powder Linezolid Properties Item Specification Results Appearance White or off-white crystalline powder White crystalline powder Solubility Dissolved in dichloromethane, slightly soluble in methanol or acetonitrile, slightly soluble in water Dissolved in dichloromethane, slightly soluble in […]
sulfamethazine cas 57-68-1
sulfamethazine cas 57-68-1 Chemical Name:Sulfamethazine CAS No.: 57-68-1 Molecular Formula: C12H14N4O2S Molecular Weight:278.33 MolecularStructure: Appearance:White or almost white powder SulfamethazineTypical Properties Item Specifications Results Identification A：The infrared absorption spectrum; B:The chromatograms;D:The reaction of primary aromatic amines. Meets A、B and D examine Melting point About 197°C,with decomposition 197.5-198.5°C Description White or almost white powder or crystalline […]
calcium acetate cas 62-54-4
calcium acetate cas 62-54-4 Chemical Name:Calcium acetate CAS No.: 62-54-4 Molecular Formula: C4H6CaO4 Molecular Weight:158.17 MolecularStructure: Appearance:White powder Calcium acetateProperties Item Specifications Results Appearance White powder Conform Aqueous solution Clarified colorless Conform PH 6.3-9.6 8.54 H2O ≤7.0% 1.05% CL ≤0.05% 0.04% SO4 ≤0.06% ＜0.06% Heavy metal ≤0.0025% 0.0001% Lead ≤0.001% ＜0.001% Fluoride ≤0.005% ＜0.005% […]
dl-leucine cas 328-39-2
dl-leucine cas 328-39-2 Chemical Name:DL-Leucine CAS No.: 328-39-2 Molecular Formula:C6H13NO2 Molecular Weight: 131.17 MolecularStructure: Appearance:White crystalline powder DL-LeucineTypical Properties Item Specifications Results Appearance White crystalline powder Conforms As ≤30ppm <30ppm Residue on ignition ≤0.1% 0.05% Heavy metal(Pb) ≤15ppm <15ppm Assay ≥99.0% 99.3% Loss on drying ≤0.30% 0.14% DL-LeucineUsage 1. Used as nutritional supplementandflavoring agent 2. […]
chondroitin sulfate a sodium salt cas 39455-18-0
chondroitin sulfate a sodium salt cas 39455-18-0 Chemical Name:Chondroitin sulfate A sodium salt CAS No.: 39455-18-0 Molecular Formula:(C14H19NO14SNa2)n Appearance:White to off-white powder Chondroitin sulfate A sodium saltTypical Properties Appearance(25℃) Light yellow oily liquid Appearance White to off-white powder Assay(dry base) NLT90% (CPC) Loss on drying Less than10% Protein NMT6.0% Heavy Metal NMT20PPM PH (1%H2O solution) […]
Sevelamer Carbonate CAS 845273-93-0
Sevelamer Carbonate CAS 845273-93-0 Chemical Name: Sevelamer Carbonate CAS No.: 845273-93-0 Molecular Formula: C7H14ClNO4 Chemical Structure: Molecular Weight: 211.64336 Appearance: White or yellowish crystalline powder Sevelamer Carbonate Typical Properties Items Specifications Appearance White or yellowish crystalline powder Identification 170~180℃ Loss on drying ≤8.0% Residue on ignition ≤0.2% Sevelamer Carbonate Usage Sevelamer is a non-calcium-phosphorus binder […]
cyclopirox Olamine cas 41621-49-2
cyclopirox Olamine cas 41621-49-2 Product Name:Cyclopirox Olamine CAS No: 41621-49-2 Molecular Formula:C14H24N2O3 Molecular Weight:268.35 Molecular Structure: Appearance:White crystalline Cyclopirox OlamineTypical Properties Items Specifications Identification absorption Corresponds to that of reference standard PH 8.0~9.0 Residue on ignition Not more than 0.1% Heavy metals Not more than 0.001% Monoethanolamine content Not less than 223 mg and not […]
Enduracidin hydrochloride CAS 11115-82-5
Enduracidin hydrochloride CAS 11115-82-5 Chemical Name: ENDURACIDIN HYDROCHLORIDE CAS No.: 11115-82-5 Molecular Formula: C106H135Cl2N26O31R Molecular Weight: 2340.2677 Molecular Structure: Appearance: White or Yellow Powder Typical Properties Item Specifications Results Appearance Gray-brown to brown powder, special smell Gray-brown powder Identification In the 250-256nm wavelength range with minimal absorption. In the 269-275nm wavelength range of maximum absorption. The maximum absorption is at […]
poly(l-lactide) cas 33135-50-1
poly(l-lactide) cas 33135-50-1 Chemical Name:Poly(L-lactide) CAS No.: 33135-50-1 Molecular Formula:(C6H8O4)n Molecular Weight:144.12532 Molecular Structure: Appearance: White or yellow particles Poly(L-lactide) Typical Properties Intrinsic viscosity 0.3-5dl/g Viscosity average MW 1-100w Number average MW 1-100w Glass transition temp 60-65℃ Melting point(Tm) Tm=175-185℃ Residual monomer Max 1% Residual solvent Max 0.05% Heavy metals Max 10 ppm Density 1.20-1.30 g/cm3 […]
ichthOsulfOnate cas 8029-68-3
ichthOsulfOnate cas 8029-68-3 Chemical Name: ICHTHOSULFONATE; Ichthammol; ammonium lignosulfonate CAS No.:8029-68-3 Molecular Formula: CH4N2O2 Appearance: brownblack sticky liquid ICHTHOSULFONATE Typical Properties Item Specifications Appearance brownblack and sticky liquid oss on drying 50.0%Max residue on ignition 0.5%Max Limit for ammonium sulfate Not more than8.0% assay for ammonia Not less than2.5% assay for total sulfur Not less […]