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Propose a Structure That Fits the Following Spectroscopic Data:
C4H8O δ\delta

question 54

Essay

Propose a structure that fits the following spectroscopic data:
C4H8O
IR: 1737 cm−1
Broadband decoupled 13C NMR: 15.48,41.07,204.86 δ\delta
DEPT experiments show: signal at 41.07 δ\delta as CH and signal at 15.48 δ\delta as CH3


Definitions:

Intra-entity Purchases

Buying activities of goods or services conducted between departments or divisions within the same entity.

Equity Method

An accounting technique used to assess the profits earned by an investment in another company, recognizing such profits proportional to ownership share.

Intra-entity Purchases

Transactions involving the exchange of goods or services between entities within the same parent company, often leading to consolidation adjustments.

Gross Profit Rate

The ratio of gross profit to net sales, indicating the efficiency of a company in controlling its production or purchase costs.

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