Appearance: Clear, colorless, volatile liquid. Purity / Assay: NLT 99.9% to 99.95% (GC). Primary Application: A crucial coordinating cyclic ether solvent heavily used as a reaction medium or extraction solvent in pharmaceutical intermediate synthesis, API processing, and Grignard reactions. Moisture Content: NMT 0.01% (≤100 ppm). Stabilizer: Typically contains BHT (e.g., 180–250 ppm) to inhibit hazardous peroxide formation.
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Appearance: Clear, colorless liquid. Purity / Assay: NLT 99.5% to 99.9% (Analytical Reagent / Pharma Grade). Primary Application: An important polar aprotic solvent utilized in chemical synthesis, pharmaceutical R&D, life science research, and as a cryoprotectant in cell preservation. Melting Point: 18.5°C to 19.0°C. Boiling Point: 189°C. Solubility: Miscible with water, alcohol, and most organic solvents.
Appearance: Clear, colorless to water-white liquid with a faint, characteristic odor. Purity / Assay: NLT 99.0% to 99.9% (Technical / High Purity Grade). Primary Application: A powerful polar aprotic solvent extensively used in the synthesis of active pharmaceutical ingredients (APIs), organic compounds, pesticides, and in plasticizer or dye manufacturing. Density: 944 kg/m³ (at 20°C). Solubility: Fully miscible with water and most organic solvents.
Appearance: White crystalline powder or colorless crystals with a faint characteristic odor. Purity / Assay: NLT 98.5% and NMT 101.5% (USP/Ph. Eur., dried basis). Primary Application: Active amide form of Vitamin B3 used across pharmaceutical multivitamins, therapeutic skin treatments, and cosmetic serums. Melting Range: 128°C – 131°C. Solubility: Freely soluble in water and ethanol; soluble in glycerin; practically insoluble in ether.
ppearance: White or almost white crystalline powder. Purity / Assay: NLT 98.5% and NMT 101.0% (USP/BP/Ph. Eur., dried basis). Primary Application: First-line biguanide anti-hyperglycemic API formulated globally into immediate- and extended-release tablets for Type 2 diabetes. Melting Range: 220°C – 225°C. Solubility: Freely soluble in water; slightly soluble in alcohol; practically insoluble in acetone and methylene chloride.
Appearance: White, odorless crystalline powder with a slightly bitter taste. Purity / Assay: NLT 98.0% and NMT 102.0% (USP/BP, dried basis). Primary Application: Core analgesic and antipyretic active pharmaceutical ingredient for oral solid and liquid dose forms. Melting Range: 168°C – 172°C. Solubility: Sparingly soluble in water; freely soluble in alcohol; soluble in boiling water.
Appearance: White to slightly yellow crystalline powder or colorless crystals. Purity / Assay: NLT 99.0% and NMT 100.5% (USP/Ph. Eur., dried basis). Primary Application: Water-soluble vitamin (Vitamin C) and antioxidant used extensively in oral pharmaceuticals, dietary supplements, and topical skin formulations. Melting Range: 190°C – 192°C (with decomposition). Solubility: Freely soluble in water; sparingly soluble in alcohol; insoluble in chloroform and ether.
Appearance: Clear, colorless, transparent liquid with an aromatic odor. Purity / Assay: NLT 99.9% (HPLC / Spectroscopic Grade). Primary Application: Standard polar aprotic solvent used extensively as a mobile phase in HPLC/LC-MS analytical testing, API synthesis, and peptide chemistry. Water Content (KF): NMT 0.02%. Solubility: Miscible with water, methanol, ethanol, acetone, and ether.
Appearance: Clear, colorless, volatile liquid with a characteristic alcoholic odor. Purity / Assay: NLT 99.5% to 99.8% (conforms to USP/BP/Ph. Eur. monograph). Primary Application: Widely utilized pharmaceutical and industrial solvent, antiseptic, disinfectant, and extraction agent. Boiling Point: 82.5°C. Solubility: Miscible with water, ethanol, chloroform, and ether.
Appearance: White to off-white crystalline powder. Purity / Assay: Minimum purity of 99.0%. Primary Application: Functions as a critical Key Starting Material (KSM) in the synthesis of anti-emetic pharmaceuticals, primarily Ondansetron, as well as beta-blockers like Carvedilol. Melting Range: 224°C – 226°C.
Appearance: White to light yellow crystalline powder or solid. Purity / Assay: NLT 98.0% to 99.0% (determined via GC or HPLC). Primary Application: Key chemical intermediate utilized in the synthesis of complex Active Pharmaceutical Ingredients (APIs) and high-performance quinacridone pigments. Solubility: Soluble in common organic solvents; practically insoluble in water.
A clear, colorless to pale yellow, viscous aqueous solution containing 50% active quaternary ammonium compounds. It functions as a cationic surfactant, biocide, and broad-spectrum antimicrobial agent. Commonly used as a preservative in pharmaceutical formulations (such as eye drops and nasal sprays), as well as an active ingredient in disinfectants and sanitizers. Standard specifications generally require assay testing to confirm the 50% w/w or w/v concentration.
An off-white to light brown solid. It is a hydroxylated derivative of carbazole used as a versatile intermediate in organic synthesis, pharmaceutical manufacturing, and the development of organic light-emitting diodes (OLEDs). Typical industry specifications require a minimum purity of 95.0% by HPLC.
Appearance: Light yellow to yellow crystalline powder. Purity / Assay: NLT 99.0% and NMT 101.0% (USP, dried basis). Solubility: Very slightly soluble in water; soluble in alcohol, chloroform, and methanol. Melting Range: 60.0°C – 62.0°C. Residue on Ignition: NMT 0.1%. Storage Requirements: Preserve in well-closed, light-resistant containers at controlled room temperature.
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