White House spokesperson Kerri Kupec released a statement denouncing the report.
"I would think an F.B.I. investigation would be warranted", Ms. Ramirez told the magazine.
Kavanaugh, 53, an appellate court judge, denied the allegation and said he wanted to testify as soon as possible to clear his name.
The magazine said it has not confirmed with other eyewitnesses that Kavanaugh was present at the party at issue in Ramirez's account.
Like Christine Blasey Ford, the professor accusing him of assaulting her when they were teenagers, Ramirez wants the FBI to investigate the incident, and Democratic lawmakers are backing their demands. I've watched, horrified as politicians and pundits refused to believe or take seriously these allegations. "If established, they're clearly disqualifying".
"I am writing to request an immediate postponement of any further proceedings related to the nomination of Brett Kavanaugh", the letter reads.
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He also rejected her proposal that she testify after Kavanaugh, a position lawyers consider advantageous because it gives them a chance to rebut accusations.
After Whelan posted his theory, Blasey told The Washington Post that she knew both Kavanaugh and the man Whelan named when they were teenagers, and "socialized with them". She also acknowledged that she was drunk and had gaps in her memory as the party happened 35 years ago.
The three lawyers are not pleased with but agree to the committee's decision not to call any other witnesses.
"In her initial conversations with The New Yorker, she was reluctant to characterize Kavanaugh's role in the alleged incident with certainty".
Grassley rebuffed other Ford requests, including calling additional witnesses. There are 21 members of the Senate Judiciary Committee - 11 conservative Republican men and 10 Democrats. She attended Yale with Justice Kavanaugh, where she studied sociology and psychology, the magazine said.
The president's comments infuriated Democrats, dismayed many Republicans and risked further alienating women voters ahead of the November 6 mid-term elections, in which Democrats have a chance to win control of the House and perhaps the Senate.
Her allegation comes as Democrats have called for an Federal Bureau of Investigation probe into claims made by Christine Blasey Ford, who came forward last week, alleging Judge Kavanaugh forced himself on her when the two were in high school roughly 36 years ago after drinking at a house party.
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So far, few franchises, if any, are engaged in serious conversations with the Timberwolves on Butler, sources said. Butler told Thibodeau that he would like to be traded before reporting for Timberwolves media day on Monday.
According to Ford, a drunken 17-year-old Kavanaugh pinned her to a bed and tried to tear her clothes off.
"The former friend who was married to the male classmate alleged to be involved, and who signed the statement, said of Ramirez, 'This is a woman I was best friends with".
Kavanaugh has denied sexually abusing anyone at any time in his life.
'It's not surprising Ms Keyser has no recollection of the evening as they did not discuss it, ' Katz said in a statement.
Grassley's counsel said in a note to Ford's lawyers that "the chairman asked me to relay again that he will do everything in his power to provide a safe, comfortable and dignified forum for Dr Ford to testify".
The tweet has prompted an outpouring of testimonials by self-described sexual assault survivors under the hashtag #WhyIDidntReport, and a rebuke from a key Republican.
Trump mused to confidants that the "fake" attacks against his nominee were meant to undermine his presidency, according to a White House official and a Republican close to the White House.
China considers lowering tariffs as its economy faces difficulties
Wall Street, which has anticipated rising trade tensions between the USA and China, took the latest volley of tariffs in stride. At that point, the Trump administration will have raised tariffs on virtually every good China sells the United States.