Many transition states have a well-defined preferred geometrical requirement.

X-Ray crystallography is nowadays an accurate and rapid method of determining conformation in the crystal lattice, which conformation usually corresponds to the preferred conformation in solution.

Many transition states have a well-defined preferred geometrical requirement.

Every chemical reaction has a transition state.

The first serious applications were in triterpenoid chemistry.

It does not seem, however, that organic chemists were much worried about barriers to rotation in organic molecules in general at that time because there was no technique available to demonstrate the phenomenon experimentally.

There is no executive order; there is no law that can require the American people to form a national community. This we must do as individuals and if we do it as individuals, there is no President of the United States who can veto that decision.

More than 65,000 horses were slaughtered in the United States in 2004, a 50 percent increase since 2002.

Scientific corporations might well become almost independent states and be enabled to undertake their largest experiments without consulting the outside world - a world which would be less and less able to judge what the experiments were about.

The United States is our most important ally. They helped us many times. Without the United States, the unification or German democratisation after the Nazi period would have been much more complicated, or almost impossible.

Last year, the Assembly of the League, as a result of the initiative taken by the Scandinavian nations, further limited and clarified all the provisions of the clause prescribing the duty of states to participate in sanctions.

What the F.D.I.C. does is to put the full faith and credit of the United States government behind every savings account in the nation, up to a limit that has changed over the years and stands now at $100,000.

Handcuffing the ability of states and localities to develop clean fuels in the cheapest possible way, using local resources, is not sound or sensible policy.

Fascism is a worldwide disease. Its greatest threat to the United States will come after the war, either via Latin America or within the United States itself.

The steady expansion of welfare programs can be taken as a measure of the steady disintegration of the Negro family structure over the past generation in the United States.

Our brave soldiers and support personnel are engaged in a battle as important as any the United States has ever before waged, for the success of democracy in Iraq is a crucial test of the ideals this Nation was founded upon.

The United States cannot feed every person, lift every person out of poverty, cure every disease, or stop every conflict. But our power and status have conferred upon us a tremendous responsibility to humanity.

Native Americans are the original inhabitants of the land that now constitutes the United States. They have helped develop the fundamental principles of freedom of speech and separation of powers that form the foundation of the United States Government.

I have to say that it's very few countries that are willing to look back at its past and apologize for its act, or make amends for its act, as the United States had one.

But there are 90 million gun owners in the United States. Only 3.5 million want the insurance and magazines and the various things you get for joining the NRA.

When the Oakies left Oklahoma and moved to California, it raised the I.Q. of both states.

China's idea of fair trade is government subsidies of its textile and apparel exports to the United States, currency manipulation, and forgiveness of loans by its government banks.

One of the things about leadership is that you've got to show up. And if you want to be president of the United States you've got to make a case to the American people that Barack Obama needs to be dismissed from his position.

Yet there is disappointment in Washington and in the United States that Canada is not supporting us fully.

Further, Japan is the second largest donor in Iraq after the United States, with over $5 billion dollars for humanitarian, infrastructure and reconstruction projects.

In the report made on behalf of the C.G.T. we affirmed that the Peace Treaty should, in accordance with the spirit of workers' organizations, lay the first foundations of the United States of Europe.

One of the biggest development issues in the world is the education of girls. In the United States and Europe, it has been accepted, but not in Africa and the developing countries.

He was a very private person, but then, you know, he belonged to the whole United States. The United States thought they owned Johnny Carson.

The dedication of the United States Air Force, Special Forces, and others involved in the mission to tracking down terrorists can not be matched. We express our gratitude to these men and women who defend the freedom America represents.

I have often heard it said that the United States is isolated and is not interested in European affairs. I assure you that this is not the case.

I am what you might call abstractly anti-capitalist. For instance, I am suspicious of the old leftists who focus all their hatred on the United States. What about Chinese neo-colonialism? Why are the left silent about that? When I say this, it annoys them, of course. Good!

It's only in the United States that they make a big deal about nudity.

The Smithsonian Institute is one of the most popular agencies of government in the United States.

The FBI's principal priority right now is protecting the United States against another terrorist attack.

A number of the major terrorist captures we have made, the terrorist operations designed for the United States that we have interrupted, were enabled by the terrorist tracking program.

In the United States, there one feels free... Except from the Americans - but every pearl has its oyster.

Every year, more than 300 million x-rays, CT scans, MRIs and other medical imaging exams are performed in the United States, and seven out of 10 people undergo some type of radiologic procedure.

We are at war to liberate Iraq, to protect the people of the United States and other countries from the devastating impact of Iraqi weapons of mass destruction being used by terrorists or the Iraqi government to kill thousands of innocent civilians.

We must make it clear that a platform of 'I hate gay men and women' is not a way to become president of the United States.

The necessity of every one paying in his own labor for what he consumes, affords the only legitimate and effectual check to excessive luxury, which has so often ruined individuals, states and empires; and which has now brought almost universal bankruptcy upon us.

Poland is an ally of the United States of America. It was our duty to show that we are a reliable, loyal, and predictable ally. America needed our help, and we had to give it.

The strength of the United States is not the gold at Fort Knox or the weapons of mass destruction that we have, but the sum total of the education and the character of our people.

Modern techniques have torn down state frontiers, both economical and intellectual. The growth of means of transport has created a world market and an opportunity for division of labor embracing all the developed and most of the undeveloped states.

They will sustain the constitution and laws and institutions of the United States, and be the champions of liberty and of that constitution when its integrity shall be threatened.

Intelligence is our first line of defense against terrorism, and we must improve the collection capabilities and analysis of intelligence to protect the security of the United States and its allies.

We have a close, unshakable bond between the United States and Israel, and between the American and Israeli people. We share common values and a commitment to a democratic future for the world, and we are both committed to a two-state solution. But that doesn't mean that we're going to agree.

In the United States there is more space where nobody is than where anybody is. That is what makes America what it is.

Today America lost a great elder statesman, a committed public servant, and leader of the Senate. And today I lost a treasured friend. Ted Kennedy was an iconic, larger than life United States senator whose influence cannot be overstated. Many have come before, and many will come after, but Ted Kennedy's name will always be remembered as someone who lived and breathed the United States Senate and the work completed within its chamber.

I deem it established, then, that the Constitution does not recognize property in man, but leaves that question, as between the states, to the law of nature and of nations.