[Analysis of acetylcholine choline] CAS No.: 60-31-1 C7H16C1NO2=181.66 Grade: AR [Experimental analysis of acetylcholine] Content: â‰¥98% Specific optical rotation: +15ï½ž+18o Melting point: 146ï½ž 153 Â° C [acetyl chloride choline experimental analysis] loss on drying: â‰¤ 0.5% sulfate: â‰¤ 0.5% traits: white crystals. Soluble in cold water, can be decomposed by hot water and alkali, soluble in ethanol, chloroform (18.2 g / l, 23 Â° C). It is actually insoluble in ether. Very easy to absorb moisture. Odorless or almost odorless. Sensitive to light. Low toxicity, half lethal dose (rat, oral) 2500mG/kG. Irritating use: biochemical research. A substrate for acetylcholinesterase is determined. Save: RT, protected from light
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