Helenalin is a terpene that can be isolated in several plants such as Arnica montand alU A ICU chamissonis which possesses some in vitro anti-inflammatory and anti-neoplastic effects. OH Helenalin Classify the above terpene and circle the isoprene units in helenalin. Give the product formed when the terpene undergoes: Oxidation with pyridinium chlorochromate (PCC). Reduction with sodium borohydride (NaBH4). 1. 11. 1. 2. Predict the significant infrared absorption frequencies for helenalin. ... 111.

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Helenalin is a terpene that can be isolated in several plants such as Arnica montana and Arnica
chamissonis which possesses some in vitro anti-inflammatory and anti-neoplastic effects.
OH
Helenalin
Classify the above terpene and circle the isoprene units in helenalin.
Give the product formed when the terpene undergoes:
Oxidation with pyridinium chlorochromate (PCC).
Reduction with sodium borohydride (NaBH4).
1.
11.
1.
2.
Predict the significant infrared absorption frequencies for helenalin.
111.
Transcribed Image Text:Helenalin is a terpene that can be isolated in several plants such as Arnica montana and Arnica chamissonis which possesses some in vitro anti-inflammatory and anti-neoplastic effects. OH Helenalin Classify the above terpene and circle the isoprene units in helenalin. Give the product formed when the terpene undergoes: Oxidation with pyridinium chlorochromate (PCC). Reduction with sodium borohydride (NaBH4). 1. 11. 1. 2. Predict the significant infrared absorption frequencies for helenalin. 111.
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