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diapermind
06-18-04 18:20
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<font color="#ff0000">WizardX</font><br>
<i>(<span title="The user's title at the time of posting">Wizard Master</span>)</i><br>
<span title="Posting date">06-18-04 19:34</span><br>
<span title="Link to this post by using the markup [514232]">No 514232</span><br>
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<b title="The subject of this post">Melting Point</b><br>
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d-Methamphetamine is 170-175 oC at ~95% purity. At 98% purity melting point is 174-175 oC.<br><br>Mixtures of the d & l isomers have different melting points to a single pure isomer.<br><br>Phenylisopropylmethylamine hydrochloride ; C10H15N.HCl C6H5CH2CH(NHCH3)CH3.HCl reacts with HgCl2, and Phenylisopropylmethylamine freebase reacts with HAuCl4, and H2PtCl6 to form a precipitate metallic salt with characteristic melting point and crystal properties.<br><br>C6H5CH2CH(NH2CH3)CH3Cl : Phenylisopropylmethylamine hydrochloride salt (dl), melting point between 131-135 degC, plate-shaped crystals.<br><br>C6H5CH2CH(NH2CH3)CH3ClHgCl2 : Phenylisopropylmethylamine hydrochloride mercuric salt (dl), melting point between 128-130 degC, flat needle crystals. <br><br>C6H5CH2CH(NH2CH3)CH3ClAuCl3 : Phenylisopropylmethylamine hydrochloride aurate salt (dl), melting point between 108-109 degC, flat needle crystals.<br><br>(C6H5CH2CH(NH2CH3)CH3Cl)2PtCl4 : Phenylisopropylmethylamine hydrochloride platinic salt (dl), melting point 205 degC, orange-yellow prism crystals.
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