KETENES (ORGANIC CHEMISTRY)
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BTKETONES (ORGANIC CHEMISTRY)
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UDC547,000.287
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Descriptor GERKETENE (ORGANISCHE CHEMIE)
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Descriptor ENGKETENES (ORGANIC CHEMISTRY)
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Descriptor FRECÉTÈNES (CHIMIE ORGANIQUE)
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NTCARBONYLS AND KETENES (ALIPHATIC UNSATURATED HYDROCARBONS)
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NTDIKETENES + KETOKETENES + ACETYLKETENES (POLYCARBONYLS)