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High Purity 99% Pharmaceutical Intermediates Syringaldehyde for Synthesis of Trimethoprim

Create: 04/20/2017
Expired Date:never
Category: Food-additive [Food&Beverage&Tobacoo]
Message:Basic Info. Model NO.:134-96-3 Molecular Formula:C9h10o4 Molecular Weight:182.17 Melting Point:192-193 Oc (14 Mmhg) Assay:99% Appearance:White Powder Delivery Terms:DHL, TNT, FedEx, USP, EMS( Not More Than 200kg) Export Markets:Global Additional Info. Trademark:Saichuang Packing:25kg/Drum or as Require Standard:98%-101% Origin:China HS Code:3002909099 High Purity 99% Pharmaceutical Intermediates 3,5-Dimethoxy-4-hydroxybenzaldehyde Syringaldehyde 1. Quick Details: Name: 3,5-Dimethoxy-4-hydroxybenzaldehyde Synonyms : 4-Hydroxy-3,5-dimethoxybenzaldehyde; Syringaldehyde CAS Registry Number: 134-96-3 Molecular Formula: C9H10O4 Molecular Weight: 182.17 EINECS: 205-167-5 Density: 1.013 Melting point: 110-113 oC Boiling point: 192-193 oC (14 mmHg) Water solubility: very sparingly soluble Packing: 25kg fiber drum Appearance:Light yellow crystal Main Usage: Mainly used for synthesis of pharmaceutical intermediates. 2. Application: Widely used in perfumery, pesticide chemistry and organic synthesis industry, also used for large-scale synthesis of trimethoprim in the pharmaceutical industry. Syringaldehyde is an organic compound that occurs in trace amounts widely in nature. Some species of insects use syringaldehyde in their chemical communication systems. Scolytus multistriatus uses it as a signal to find a host tree during oviposition. Because it contains many functional groups, it can be classified in many ways - aromatic, aldehyde, phenol. It is a colorless solid (impure samples appear yellowish) that is soluble in alcohol and polar organic solvents. Its refractive index is 1.53.
City:Wuhan Hubei[CN] 
Location:
 
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