pharmaceutical raw materials

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pharmaceutical raw materials
Posting date : Mar 27, 2008
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30-
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Ethylorthoformate Tirethyl orthoformate content: more than or equal 99.5% Ethyl formate content: less than or equal 0.2% Ethanol content: less than or equal 0.2% Impurity content: less than or equal 0.1% Water content : less than or equal 0.01% 1. Properties : International code 33595 CAS NO. 122-51-0 Alias Ethylorthoformate triethoxymethane Molecular formula C7H16O3;CH3CH2OCH(OCH2CH3) Appearance colorless liquid, with spicy odor Molecular weight 148.20 Vapour tension 1.33kPa/ 40.5℃ Flash point: 30℃ Melting point -76.1℃ Boiling point: 145.9℃ Solubility slightly soluble in water, soluble in organic solvents Density Relative Density(water=1)0.89;Relative Density(air=1)5.11 Stability stable Hazardous sign 7(inflammable liquid ) Uses used in organic synthesis, used as pharmaceutical intermediates & photosensitive material

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