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Hans Schlapfer

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3-phenyl-7-(v-triazol-2-yl)-coumarins

C - Chemistry – Metallurgy – 09 – B
Patent

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Benzofurans

C - Chemistry – Metallurgy – 09 – B
Patent

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Benzofurans

D - Textiles – Paper – 06 – L
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Complex forming amino acetic acids

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Patent

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Coumarin derivatives

C - Chemistry – Metallurgy – 08 – K
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Profile ID: LFCA-PAI-P-542

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