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Chemical Name Pyrrolidine Synonyms Tetrahydro pyrrole, Azolidine, Tetrahydropyrrole CAS Number 123-75-1 Molecular Formula C₄H₉N Molecular Weight 71.12 g/mol Appearance Clear, colorless to pale yellow liquid Odor Strong, ammonia-like Boiling Point 87–89°C (189–192°F) Melting Point -60°C (-76°F) Density 0.86 g/cm³ at 20°C Pharmaceuticals Intermediate in synthesizing antibiotics, antivirals, and bioactive molecules. Organic Synthesis Building block for heterocyclic compounds (e.g., pyrrolidine derivatives). Chemical Research Solvent and catalyst in asymmetric synthesis and ring-opening reactions. Agrochemicals Precursor for pesticides and herbicides. Polymer Industry Crosslinking agent and monomer for specialty polymers. Catalysis Ligand ....

Freesamples CAS 119276-01-6 Protonitazeneprecursors

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Chemical Name PMK Ethyl Glycidate CAS No. 28578-16-7 Molecular Formula C₁3H₁₄O5 Molecular Weight 250.247 g/mol Flash Point 143.0℃ Density 1.3±0.1 g/cm³ Boiling Point 327.8±42.0 °C at 760 mmHg Solubility Insoluble in water; soluble in organic solvents (e.g., ethanol, acetone, ether) Stability Stable under normal conditions; avoid strong oxidizers and high temperatures Storage Conditions Store in a cool, dry place away from light; keep container tightly sealed. Fixative in Perfumery Enhances longevity and stability of fragrances in cosmetics and ....

119276-01-6 Protonitazene Pharmaceutical Grade

Protonitazene CAS 119276-01-6

High quality Bromazolam cas 71368-80-4 sufficient in stock

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Bromazolam CAS 71368-80-4

(1) Obtained by acetylation of p-aminophenyl ether. A mixture of benzene, acetic anhydride and p-aminophenyl ether is heated in an oil bath for azeotropic reaction for 4 hours. After the reaction is completed, the reactants are cooled to precipitate phenazone, which is filtered, washed with cold benzene and dried to obtain the product. The yield is 86% ....

5CLADBA 5CLADB ADBB All types of products are available

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Chemical strongest adbb 5cladba precursor raw material 5f adb

CAS No. 59-46-1 (free base) Molecular Formula C13H20N2O2(free base) Molecular Weight 236.31 g/mol (free base) / 272.77 g/mol (HCl) Appearance White crystalline powder (free base); colorless crystals or white powder (HCl) Melting Point 61°C (free base); 153–156°C (HCl) Boiling Point 373.6°C (free base, at 760 mmHg) Density 1.1 g/cm³ (free base) Refractive Index 1.543 Medical Uses - Local anesthesia: Infiltration, spinal, nerve block, and surface anesthesia (mucous membranes) - Diagnostic/therapeutic nerve blocks - Dental procedures Metabolism Hydrolyzed ....