
Pentaerythritol tetranitrate (PETN), also known as PENT, PENTA, TEN, corpent, penthrite (or—rarely and primarily in German—as nitropenta), is the nitrate ester of pentaerythritol, and is structurally very similar to nitroglycerin. Penta refers to the five carbon atoms of the neopentane skeleton. PETN is best known as an explosive. It is one of...
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http://en.wikipedia.org/wiki/Pentaerythritol_tetranitrate

<chemical> A vasodilator with general properties similar to nitroglycerin but with a more prolonged duration of action. ... Pharmacological action: vasodilator agents. ... Chemical name: 1,3-Propanediol, 2,2-bis((nitrooxy)methyl)-, dinitrate (ester) ... (12 Dec 1998) ...
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http://www.encyclo.co.uk/local/20973

Pentaerythritol Tetranitrate is an anti-anginal drug used to reduce the frequency and severity of angina attacks.
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http://www.probertencyclopaedia.com/browse/EP.HTM
No exact match found.