5a-hydroxy laxogenin cas 56786-63-1
5a-hydroxy laxogenin cas 56786-63-1 Chemical Name: 5a-Hydroxy Laxogenin CAS: 56786-63-1 Molecular Fomula:C27H42O5 Molecular weight: 446.619 Chemical Structure: Appearance: White powder Assay: 99%min 5a-Hydroxy Laxogenintypical Properties Appearance White Powder Purity 98% Min Density 1.21±0.1 g/cm3(20 ºC 760 Torr) M.P. 268-270 ºC 5a-Hydroxy LaxogeninPackaging 25kg/drum Delivery Time: 5-7 days after receive the payment
Trimethyl Orthoacetate cas 1445-45-0
Trimethyl Orthoacetate cas 1445-45-0 Production Name: Trimethyl Orthoacetate CasNo.:1445-45-0 MolecularFormula:C5H12O3 MolecularWeight:120.15 Chemical Structure: Appearance:Colorless transparent liquid Purity: 99.6% Trimethyl Orthoacetate Typical Properties Items Specifications Result Appearance Colorless transparent liquid Conforms Purity(GC) 99.0%Min 99.6% Methanol 0.3%Max 0.02% Methylacetate 0.2%Max 0.07% Acetonitrile 0.1%Max 0.01% Watercontent 0.05%Max 0.01% Conclusion Complieswithenterprisestandard. Trimethyl Orthoacetate Usage Mainlyusedaschemicalintermediateofpharmaceuticalandagriculturalchemicals. UsedforcompoundmedicalintermediatesofvitaminB1,vitaminA1andsulfanilamideorganismect. Usedfordyeandspicesindustry,Medicine,agriculturalchemicals,paintadditives. Trimethyl Orthoacetate […]
1,3-propanediol cas 504-63-2
1,3-propanediol cas 504-63-2 Chemical Name:1,3-Propanediol CAS No.: 504-63-2 Molecular Fomula:C3H8O2 Molecular weight:76.09 Chemical Structure: Appearance: Colorless Clear Liquid Purity: 95% 1,3-PropanediolTypical Properties EINECS 207-997-3 Appearance Colorless Clear Liquid Purity 99% Min Density 1.052 M.P. -32 ºC B.P. 214 ºC Refractive Index 1.438-1.44 Flash Point 140 ºC Water solubility 100 g/L 1,3-Propanediol Usage It can be […]
DL-2-Bromopropionic Acid CAS 598-72-1
Description DL-2-Bromopropionic acid, identified by CAS 598-72-1, is a clear colorless to yellowish liquid after melting. It is soluble in water and miscible with alcohol, ether, chloroform, and benzene. With a molecular formula of C₃H₅BrO₂ and a molecular weight of 152.97 g/mol, this compound is a key intermediate in pharmaceutical and agrochemical synthesis. Its reactivity […]
n,n-diisopropylethylamine cas 7087-68-5
n,n-diisopropylethylamine cas 7087-68-5 Chemical Name:N,N-Diisopropylethylamine CAS No.:7087-68-5 Molecular Fomula:C8H19N Molecular weight:129.24 Chemical Structure: Appearance: Liquid Purity: 99.0%
p-Toluidine CAS 106-49-0
p-Toluidine CAS 106-49-0 Chemical Name: p-Toluidine CAS No.: 106-49-0 Molecular Fomula: C7H9N Molecular weight: 107.15 Appearance: white crystal Purity %(GC)：≥99% p-Toluidine Typical Properties Items Standard Appearance White crystal Freezing point 43℃ Purity %(GC) ≥99% Ortho toluidine (GC) ≤0.05% Meta toluidine (GC) ≤0.35% Low boiler (GC) ≤0.10% High Boiler( GC) ≤0.10% p-Toluidine usage Dyestuff, medicine, pesticide […]
2,5-Dimethoxy Benzaldchyde Cas 93-02-7
2,5-Dimethoxy Benzaldchyde Cas 93-02-7 Product Name：2,5-Dimethoxy benzaldchyde CAS No: 93-02-7 Molecular Formula：C9H10O3 Molecular Weight：166.17 Appearance: Yellowish crystalline powder Assay: ≥99% 2,5-Dimethoxy benzaldchyde Typical Properties Items Standard Result Appearance Yellowish crystalline powder Yellowish crystalline powder Assay ≥99% 99.50% Melting point 48.5~51.5℃ 49.50℃ Heavy metals ≤50PPM 45PPM Ignition residue ≤0.10% 0.08% Loss of drying ≤0.50% 0.40% Conclusion […]
7-dehydrocholesterol cas 434-16-2
7-dehydrocholesterol cas 434-16-2 Chemical Name: 7-Dehydrocholesterol CAS No.:434-16-2 Molecular Formula:C27H44O Molecular Weight:384.64 MolecularStructure: Appearance:Pale yellow crystalline powder 7-Dehydrocholesterol Typical Properties Item tested Specification Results Appearance Pale yellow crystalline powder complies Melting point 145-151℃ 147.2-148.1℃ Specific rotation -108°~-120° -113° Loss on drying <0.5% 0.25% Residue on ignition <0.1% 0.05% Heavy metals <20ppm complies Assay […]
Croscarmellose Sodium CAS 74811-65-7
1. Description Croscarmellose Sodium (CAS 74811-65-7) is an essential pharmaceutical excipient, functioning as a highly effective superdisintegrant in solid dosage forms. It is an internally cross-linked form of sodium carboxymethylcellulose (NaCMC), a modified cellulose polymer. Its key benefit lies in its ability to rapidly absorb water and swell significantly, promoting fast disintegration and dissolution of […]
Dimedone CAS 126-81-8
Dimedone CAS 126-81-8 Product Name: Dimedone/5,5-dimethyl-1,3-cyclohexanedione CAS No. 126-81-8 Appearance: white powder Purity: 99.8% Certificate: ISO9001,ISO14001 Dimedone Specification Melting point 146-148 °C(lit.) Boiling point 216.69°C (rough estimate) density 1.0373 (rough estimate) refractive index 1.4787 (estimate) storage temp. 2-8°C solubility 4.01g/l Water Solubility 0.416 g/100 mL (25 ºC) Merck 14,3242 Dimedone Package 25kg/drum
2′,4′-Dichloroacetophenone CAS 2234-16-4
2′,4′-Dichloroacetophenone CAS 2234-16-4 Product Name: 2′,4′-Dichloroacetophenone CAS No: 2234-16-4 Molecular Formula:C8H6Cl2O Molecular Weight: 189.04 2′,4′-Dichloroacetophenone Specification Item Specifications Appearance Off-white crystalline powder Melt point 177～181 °C Assay 99.0%min 2′,4′-Dichloroacetophenone Usage Used as an intermediate for the insecticide Toxicin and the herbicide Yeyanku. Used as a pharmaceutical intermediate for the synthesis of ketoconazole drugs. 2′,4′-Dichloroacetophenone Package Package: 25kg/drum 2′,4′-Dichloroacetophenone Storage Store in […]
METHYL BETA CYCLODEXTRIN cas 128446-36-6
METHYL BETA CYCLODEXTRIN cas 128446-36-6 Chemical Name: METHYL BETA CYCLODEXTRIN CAS No.: 128446-36-6 Molecular Formula: C54H94O35 Molecular Weight: 1303.3 METHYL BETA CYCLODEXTRIN Typical Properties Item Index Appearance White powder Melting point 180-182 °C(lit.) Flash point 187 °C Water solubility Soluble in water METHYL BETA CYCLODEXTRIN Usage Used in food, cosmetics, pesticides, daily chemical products, textile dyeing and finishing, printing, ink. […]
2,5-Dihydro-2,5-dimethoxyfuran CAS 332-77-4
2,5-Dihydro-2,5-dimethoxyfuran CAS 332-77-4 Chemical Name: 2,5-Dihydro-2,5-dimethoxyfuran CAS No.: 332-77-4 Molecular Formula: C6H10O3 Molecular Weight: 130.14 2,5-Dihydro-2,5-dimethoxyfuran Typical Properties Item Index Appearance Colorless to light yellow clear liquid Content ≥97.00% PH value (30% aqueous solution) 5 Density, g/ml 1.02 2,5-Dihydro-2,5-dimethoxyfuran Usage This product is an intermediate for the synthesis of atropine sulfate and anisodamine hydrobromide. 2,5-Dihydro-2,5-dimethoxyfuran Packaging Packing: 200kg/Drum 2,5-Dihydro-2,5-dimethoxyfuran Storage Keep […]
Terephthalonitrile CAS 623-26-7
Terephthalonitrile CAS 623-26-7 Product Name: Terephthalonitrile Other name: 1,4-Dicyanobenzene; Terephthaloyl nitrile; 1,4-Benzendikarbonitril CAS No.: 623-26-7 Chemical formula: C8H4N2 Molecular Weight: 128.13 Terephthalonitrile Specifications: Item Specifications Purity ≥98% Moisture ≤0.5% Melting point 225℃ P-tlunitrile ≤0.5% Terephthalonitrile Usage: 1. It can be used as pharmaceutical intermediates. 2. It can be used in production of medicine and fuel. […]
3-Nitrobenzonitrile CAS 619-24-9
3-Nitrobenzonitrile CAS 619-24-9 Chemical Name: 3-Nitrobenzonitrile CAS No.: 619-24-9 Molecular Fomula: C7H4N2O2 Chemical Structure: 3-Nitrobenzonitrile Typical Properties Items Standard Appearance White or yellow crystal powder Assay ≥99% 3-Nitrobenzonitrile packaging 25kg/drum 3-Nitrobenzonitrile application pharmaceutical synthesis intermediate 3-Nitrobenzonitrile Storage Ventilation low temperature drying