steric-approach control
Control of @[email protected] of a reaction by @[email protected] towards attack of the @[email protected], which is directed to the less hindered face of the molecule. Partial bond making is strong enough at the @[email protected] for steric control to take place. This suggests that the @[email protected] should not be close to products.
See also:
product development control
PAC, 1994, 66, 1077. (Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)) on page 1168 [Terms] [Paper]