Are Argyle Diamonds good quality?

Are Argyle Diamonds good quality? Most diamonds have at least one secondary color, so pure Argyle Diamonds are considered extremely rare and valuable. The higher the intensity or strength of the color, the more expensive the stone. How old are Argyle Diamonds? about 1.58 billion years The diamonds found at the Argyle pipe have been […]

Are aldol reactions stereoselective?

Are aldol reactions stereoselective? Stereoselective Aldol Condensation using Boron Enolates The next major advance in controlling aldol stereochemistry came with the discovery that boron enolates could usually be formed with high stereocontrol even with unhindered ketones, and equally important, the aldol reactions were often highly stereopecific. What are the limitations of aldol condensation? The aldol […]

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