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1-??-1-?????-2-????????

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???(??):: Olosed;Formarin;Anansiol;METHYLPENTYNOLCARBAMATE;3-methylpent-1-yn-3-yl carbamate;1-Pentyn-3-ol, 3-methyl-, 3-carbamate;1-ethyl-1-methylprop-2-ynyl carbamate;carbamic acid (1-ethyl-1-methyl-prop-2-ynyl) ester

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??	LD50 (4 hr) s.c. in mice: 0.56 g/kg (Soehring)

Crystallise it from *C6H6, hexane, ether/pet ether or cyclohexane. [Beilstein 1 IV 65.] It is a sedative.

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