Which of the following is least reactive towards Grignard's reagent PhMgBr? 
Definitions:
Urethra
The tube that conducts urine from the bladder to the outside of the body and also serves as the duct for semen in males.
Renal Medulla
The innermost part of the kidney, comprised of renal pyramids and tubules, crucial for water and salt balance.
Bowman's Capsule
A capsule-shaped structure in the kidneys that encloses the glomerulus and is involved in the filtration of blood to form urine.
Nephron
The functional unit of the kidney involved in the process of filtering blood to produce urine, thus playing a crucial role in body fluid and electrolyte regulation.
Q24: Provide the proper IUPAC name for (CH<sub>3</sub>)<sub>3</sub>CCH<sub>2</sub>CH<sub>2</sub>CH(CN)CH<sub>3</sub>.
Q24: Which has the higher speed in a
Q24: The compound shown below can form a
Q42: How many distinct carbon signals are expected
Q45: Provide the structure that is consistent with
Q56: What is one of the products of
Q65: What is the major product of the
Q67: Give the major product(s)for the reaction. <img
Q77: Give the major product for the following
Q108: An enolate attacks an aldehyde and the