<p>The compound titled "1,4-Dichlorobenzene D4" belongs to the category of Deuterated Special Compounds within the broader scope of NMR-Spectroscopy deuterated compounds. Its CAS Number is 3855-82-1. This organic and bioorganic chemical has a molecular formula of C6H4Cl2 with a molecular weight of 147.00 g/mol. It exhibits a Boiling Point of 345 °F at 760 mmHg (NTP, 1992), and a Melting Point of 127 °F (NTP, 1992). The Vapour Density is 5.08 (NTP, 1992), indicating it is heavier than air and will sink. A Warning signal word is associated with this substance due to its potential to cause serious eye irritation, allergic skin reactions, and harm if ingested.</p>
<ul>
<li>CAS Number: 3855-82-1</li>
<li>Molecular Formula: C6H4Cl2</li>
<li>Molecular Weight: 147.00</li>
<li>Exact Mass: 145.9690055</li>
<li>Boiling Point: 345 °F at 760 mmHg (NTP, 1992)</li>
<li>Melting Point: 127 °F (NTP, 1992)</li>
<li>Vapour Density: 5.08 (NTP, 1992) - Heavier than air; will sink (Relative to Air)</li>
<li>GHS Signal Word: Warning</li>
<li>Hazard Statements:</li>
<li>H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]</li>
<li>H317: May cause an allergic skin reaction [Warning Sensitization, Skin]</li>
<li>H303: May be harmful if swallowed [Warning Acute toxicity, oral]</li>
</ul>
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