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30 to 50% ethyl acetate gradient in heptane

Chinese translation: 30-50%乙酸乙酯的庚烷溶液梯度洗脱

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GLOSSARY ENTRY (DERIVED FROM QUESTION BELOW)
English term or phrase:30 to 50% ethyl acetate gradient in heptane
Chinese translation:30-50%乙酸乙酯的庚烷溶液梯度洗脱
Entered by: Jing Nie
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04:53 Aug 7, 2004
English to Chinese translations [PRO]
Medical - Chemistry; Chem Sci/Eng
English term or phrase: 30 to 50% ethyl acetate gradient in heptane
The residue is chromatographed on 110 g silica gel cartridge (30 to 50% ethyl acetate gradient in heptane) to afford 1-(1H-indol-5-yl)-ethanone [5.0g, 50.6%, Intermediate (17)] as colorless oil.
残留物用110 g矽膠萃取匣( 30到50%乙酸乙酯庚烷溶液梯度洗脱)层析,得到无色油状物1 - ( 1H -吲哚- 5 -基) -乙酮[ 5.0g, 50.6%,中间体( 17)]

"30 to 50% ethyl acetate gradient in heptane"可否译为"30到50%乙酸乙酯庚烷溶液梯度洗脱"
Jing Nie
China
Local time: 02:43
I think so.
Explanation:
ethyl acetate gradient = ethyl acetate gradient elution

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Note added at 1 hr 48 mins (2004-08-07 06:42:06 GMT)
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\"30到50%乙酸乙酯的庚烷溶液梯度洗脱\"

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Note added at 17 hrs 2 mins (2004-08-07 21:56:08 GMT)
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Actually, \"ethyl acetate gradient\" = \"ethyl acetate gradient eluant\". Therefore, it may also be translated as \"以30-50%乙酸乙酯的庚烷溶液为梯度洗脱剂\", which has exactly the same meaning as \"30-50%乙酸乙酯的庚烷溶液梯度洗脱\"

See the right column of page 1 at http://www.znaturforsch.com/57c/s57c0081.pdf
Part of the dry hexane fraction (5 g) was chromatographed on a silica gel column eluted with hexane-ethyl acetate gradient giving 320 mg of a mixture of stigmasterol, …
Selected response from:

ysun
United States
Local time: 13:43
Grading comment
Thank you all!
4 KudoZ points were awarded for this answer

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Summary of answers provided
5 +1I think so.ysun


  

Answers


1 hr   confidence: Answerer confidence 5/5 peer agreement (net): +1
I think so.


Explanation:
ethyl acetate gradient = ethyl acetate gradient elution

--------------------------------------------------
Note added at 1 hr 48 mins (2004-08-07 06:42:06 GMT)
--------------------------------------------------

\"30到50%乙酸乙酯的庚烷溶液梯度洗脱\"

--------------------------------------------------
Note added at 17 hrs 2 mins (2004-08-07 21:56:08 GMT)
--------------------------------------------------

Actually, \"ethyl acetate gradient\" = \"ethyl acetate gradient eluant\". Therefore, it may also be translated as \"以30-50%乙酸乙酯的庚烷溶液为梯度洗脱剂\", which has exactly the same meaning as \"30-50%乙酸乙酯的庚烷溶液梯度洗脱\"

See the right column of page 1 at http://www.znaturforsch.com/57c/s57c0081.pdf
Part of the dry hexane fraction (5 g) was chromatographed on a silica gel column eluted with hexane-ethyl acetate gradient giving 320 mg of a mixture of stigmasterol, …

ysun
United States
Local time: 13:43
Native speaker of: Chinese
PRO pts in category: 606
Grading comment
Thank you all!

Peer comments on this answer (and responses from the answerer)
agree  Chinoise
7 hrs
  -> Thanks!
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