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 […]
Steapyrium Chloride Cas 14492-68-3
Steapyrium Chloride Cas 14492-68-3 Chemical name: Steapyrium chloride Synonyms： N-[[N-(2-Stearoyloxyethyl)carbamoyl]methyl]pyridinium chloride; 1-[2-Oxo-2-[[2-[(1-oxooctadecyl)oxy]ethyl]amino]ethyl]pyridinium chloride Cas No.: 14492-68-3 Molecular formula：C27H47ClN2O3 Molecular weight：483.12668 Specification: Item Specification Appearance Off white creamy powder Assay >94% Free Fatty Acid ≤2.0% PH (1% aqueous solution) 3.0-4.5 Solubility (in water at 25 C) ≥1.0% Free Acidity (HCI) ≤0.50% Chlorides 7.4 – 8.1% Color(absorption @ 525 […]
4-Tert-Amylphenol Cas 80-46-6
4-Tert-Amylphenol Cas 80-46-6 Product Name: 4-tert-Amylphenol Synonyms: 1-Hydroxy-4(2-methyl-2-butyl)benzene; p-(1,1-Dimethylpropyl)phenol CAS No: 80-46-6 Molecular Formula：C11H16O Molecular Weight：164.24 Molecular Structure: Specification Item Specification Appearance White or light yellow crystalline Content 99%min Usage It is mainly used as a pharmaceutical intermediate , it can also used in other organic synthesis, such as preparation of oil -soluble resin, fumigation agent, […]
Ethyl Linoleate Cas 544-35-4
Ethyl Linoleate Cas 544-35-4 Product name: Ethyl Linoleate CAS: 544-35-4 Molecular Fomula: C20H36O2 Molecular weight: 308.5 Ethyl Linoleate Properties Item Specifications Description Light yellow to yellow clear liquid Purity (GC Methyl ester Deriv) ≥98.0% Impurities(GC Methyl ester Deriv) Ethyl Olaeta Ethyl Linolenate Acid value mgKOH/g ≤2 Peroxide meq/kg ≤10 Moisture% ≤0.25% Saporification value mgkph/g 170-190 Usage Ethyl linoleate and linoleic […]
(R)-3-amino-1,2,3,4-terahydrocarbazole CAS 116650-33-0
(R)-3-amino-1,2,3,4-terahydrocarbazole CAS 116650-33-0 Chemical Name: (R)-3-amino-1,2,3,4-terahydrocarbazole CAS No.: 116650-33-0 Molecular Formula: C12H14N2 Molecular weight: 186.25 Appearance: Almost white or light yellow powder Chemical Structure: (R)-3-amino-1,2,3,4-terahydrocarbazole Typical Properties Item Specifications Results Appearance Almost white or light yellow powder Conforms Assay ≥ 98.0% 99.97% Isomer Assay ≤0.2% 0.07% Max single impurity ≤1.0% 0.02% Related substances ≤2.0% […]
Bisphenol TMC CAS 129188-99-4
Bisphenol TMC CAS 129188-99-4 Chemical Name: Bisphenol TMC CAS No.: 129188-99-4 Molecular Fomula: C21H26O2 Molecular weight: 310.43 Appearance: White powder Assay:99% min Bisphenol TMC Typical Properties Item Spec. Appearance white powder Density 1.075g/cm3 Flash Point 202.8ºC Boiling Point 450.8ºC at 760 mmHg Assay 99% min Bisphenol TMC Package Pakcing: 25kg/drum
Xanthophyll CAS 127-40-2
Xanthophyll CAS 127-40-2 Product name Xanthophyll Other Names: LUTEIN CAS: 127-40-2 Appearance :orange powder Assay: 99% EINECS No: 204-840-0 MF: C40H56O Xanthophyll specification Melting point 183℃ Boiling point 572.66°C (rough estimate) Density 0.9944 (rough estimate) Fp 269.1±27.5 °C Storage temp. -70°C Pka 14.61±0.70(Predicted) Xanthophyll package Aluminum Foil Bag ,Fluoride Bottle ,25KG/Fiber Drum Xanthophyll Usage 1. […]
TRIMETHYL ORTHOBUTYRATE 43083-12-1
TRIMETHYL ORTHOBUTYRATE 43083-12-1 Chemical Name: TRIMETHYL ORTHOBUTYRATE CAS No.: 43083-12-1 Molecular Fomula: C7H16O3 Chemical Structure: Molecular weight: 148.2 Appearance: Clear colorless to slightly yellow liquid Assay：99%min TRIMETHYL ORTHOBUTYRATE Typical Properties ITEMS SPECIFICATION Appearance (Color) Colorless Appearance (Form) Liquid Purity (GC) ≥99% Infrared Spectrum Conforms to Structure TRIMETHYL ORTHOBUTYRATE application: Organic Synthetic Raw Materials. TRIMETHYL ORTHOBUTYRATE Packaging and Shipping Drum, 25kg TRIMETHYL ORTHOBUTYRATE Storage It should be placed in a tight container, avoiding light.
2-Amino-3-nitropyridine 4214-75-9
2-Amino-3-nitropyridine 4214-75-9 Chemical Name: 2-Amino-3-nitropyridine CAS No.: 4214-75-9Molecular Fomula: C5H5N3O2 Chemical Structure: Molecular weight: 139.11 Appearance: Yellow powder Assay：99%min 2-Amino-3-nitropyridine Typical Properties ITEMS SPECIFICATION Appearance yellow powder Assay/% ≥99.0 2-Amino-3-nitropyridine application: Used as an intermediate in organic synthesis. 2-Amino-3-nitropyridine Packaging and Shipping Bag, 25kg 2-Amino-3-nitropyridine Storage It should be placed in a tight container, avoiding light.
4-Chloro-2-nitrobenzonitrile 34662-32-3
4-Chloro-2-nitrobenzonitrile 34662-32-3 Chemical Name: 4-Chloro-2-nitrobenzonitrile CAS No.: 34662-32-3Molecular Fomula: C7H3ClN2O2 Chemical Structure: Molecular weight: 182.56 Appearance: white powder Assay：99%min 4-Chloro-2-nitrobenzonitrile Typical Properties ITEMS SPECIFICATION Appearance White powder Assay/% ≥99.0 4-Chloro-2-nitrobenzonitrile application: Used as an intermediate in organic synthesis. 4-Chloro-2-nitrobenzonitrile Packaging and Shipping Bag, 25kg 4-Chloro-2-nitrobenzonitrile Storage It should be placed in a tight container, avoiding light.
Tegoprazan Cas 942195-55-3
Tegoprazan Cas 942195-55-3 Chemical Name: Tegoprazan CAS No.: 942195-55-3 Molecular Formula: C20H19F2N3O3 Molecular Weight: 387.38 Appearance: White powder Tegoprazan Acid Typical Properties Boiling point 596.5±50.0°C(Predicted) Density 1.371±0.06g/cm3(Predicted) Storage -20°C Solubility soluble Appearance White powder Acidity coefficient(pKa) 9.73±0.30(Predicted) Tegoprazan Usage Pharmaceutical Industry L-Glutamic Acid Packaging and Shipping Packing: 25kg/drum L-Glutamic Acid Storage It should be placed […]
2-Isocyanatoethyl methacrylate CAS 30674-80-7
2-Isocyanatoethyl methacrylate CAS 30674-80-7 Product name: 2-Isocyanatoethyl methacrylate CAS: 30674-80-7 Properties: Clear colorless liquid Application: Essence; Dental materials Specifications : Item Specifications Appearance Clear colorless liquid Assay ≥99% Storage: keep low temperature and keep drying Shelf life: 24 months with package Package Size and Picture: 25kg/drum, 1 kg/drum
Methyl-DL-serine hydrochloride Cas 5619-04-5
Methyl-DL-serine hydrochloride Cas 5619-04-5 Chemical Name: Methyl-DL-serine hydrochloride CAS No.: 5619-04-5 Molecular Fomula: C4H10ClNO3 Molecular weight: 155.58 Appearance:White to Off-White Solid Assay：99%min Methyl-DL-serine hydrochloride Typical Properties Appearance White-like solid Melting point 134.0℃-136.0℃ Loss and drying ≤0.50% Purity ≥98.00% Methyl-DL-serine hydrochloride application: Pharmaceutical intermediates Methyl-DL-serine hydrochloride Packaging and Shipping Drum, 25kg Methyl-DL-serine hydrochloride Storage It should be placed in […]
FEMA 2080 Cas 2035-99-6
FEMA 2080 Cas 2035-99-6 Chemical Name: FEMA 2080 CAS No.: 2035-99-6 Molecular Fomula: C13H26O2 Molecular weight: 214.34 Appearance: Colorless to Light yellow neat Assay：95%min FEMA 2080 Typical Properties Melting point -34.8℃ Boiling point 267-268℃ Storage conditions Sealed in dry,Room Temperature Water solubility Soluble in water Form Neat Color Colorless to light yellow Fragrance type Fruity FEMA 2080 […]
5-Chloro-1-methyl-4-nitroimidazole Cas 4897-25-0
5-Chloro-1-methyl-4-nitroimidazole Cas 4897-25-0 Chemical Name: 5-Chloro-1-methyl-4-nitroimidazole CAS No.: 4897-25-0 Molecular Fomula: C4H4ClN3O2 Molecular weight: 161.55 Appearance: white powder Assay：98%min 5-Chloro-1-methyl-4-nitroimidazole Typical Properties ITEMS SPECIFICATION Assay/% ≥98.0 Loss on drying /% ≤2.0 5-Chloro-1-methyl-4-nitroimidazole application: Pharmaceutical intermediates 5-Chloro-1-methyl-4-nitroimidazole Packaging and Shipping 25kg/fiber drum 5-Chloro-1-methyl-4-nitroimidazole Storage It should be placed in tight container,avoiding light