Guaifenesin
Product Description
| Product | Guaifenesin |
| CAS | 93-14-1 |
| Formula | C10H14O4 |
| Synonym | 3 - (2 - Methoxyphenoxy) - 1, 2 - propanediol, 1,2-Propanediol, 3-(2-methoxyphenoxy)- |
Typical Product Specifications
| Description | White to slightly grey crystalline powder. |
| Identification | To pass IR and UV test |
| Solubility | Soluble in water, alcohol, chloroform and propylene glycol. Sparingly soluble in glycerin. |
| Melting Range | 78 - 82 ºC |
| Loss on Drying | NMT 0.5% at 60ºC under vacuum |
| Heavy Metals | NMT 0.0025% |
| beta-Isomer | NMT 1.5% |
| Guaiacol | NMT 0.03% |
| Individual Impurities | NMT 0.5% |
| Total Impurities | NMT 1.0% |
| Ethyl Alcohol | NMT 300ppm |
| Assay | 98.0% - 102% by HPLC on dry basis |
| Melting Point | 78-79 c |
| Molecular weight | 198.21 |
| Color | colorless crystal or powder |
| Class | Vitamins - Nutritional Ingredients - Amino Acids |
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