保护基是指当多功能基有机化合物进行反应时,为使反应只发生在所希望的基团处,而避免其他基团遭受影响,此反应前将其他基团先加以保护,当反应完成后再恢复。能保护某种基团的试剂称为该基团的保护基。

清空选项
349-96-2 4-Nitrobenzene-1-sulfonyl fluoride
BD99442349-96-297%
¥46.001g常备现货
128611-93-8 N-(2-Bromobenzyloxycarbonyloxy)succinimide
BD17948128611-93-898%
¥59.0025g常备现货
13139-12-3 tert-Butyl (2,5-dioxopyrrolidin-1-yl) carbonate
BD1800513139-12-398%
¥168.0025g常备现货
80522-42-5 Triisopropylsilyl trifluoromethanesulfonate
BD15537780522-42-597% T
¥60.0025g常备现货
24424-99-5 Bis(tert-butoxycarbonyl)oxide
BD3284024424-99-598%
¥63.00500g常备现货
773-64-8 2-Mesitylenesulfonyl chloride
BD6775773-64-895%
¥90.00100g常备现货
110-87-2 3,4-Dihydro-2H-pyran
BD27200110-87-297% GC
¥30.0025g常备现货
82911-69-1 N-(9-Fluorenylmethoxycarbonyloxy)succinimide
BD901382911-69-198%
¥29.0025g常备现货
107-21-1 Ethane-1,2-diol
BD129702107-21-199%
¥31.00500g常备现货
14470-28-1 (Chloro(4-methoxyphenyl)methylene)dibenzene
BD907214470-28-198%
¥21.005g常备现货
76-83-5 (Chloromethanetriyl)tribenzene
BD3488876-83-598%
¥23.00100g常备现货
7693-46-1 4-Nitrophenyl chloroformate
BD011822677693-46-190%
¥24.005g常备现货
878-23-9 2-Bromo-1-ethylpyridin-1-ium tetrafluoroborate
BD5037878-23-998%
¥209.005g常备现货
824-94-2 1-(Chloromethyl)-4-methoxybenzene
BD35022824-94-297% (stabilized with 5% K2CO3)
¥64.00100g常备现货
128595-07-3 N-(Cyclopentyloxycarbonyloxy)succinimide
BD31712128595-07-398%
¥414.00100g常备现货
65853-65-8 2-Chlorobenzyl (2,5-dioxopyrrolidin-1-yl) carbonate
BD1374665853-65-897%
¥37.005g常备现货
13139-17-8 N-(Benzyloxycarbonyloxy)succinimide
BD1384213139-17-897%
¥249.00500g常备现货
64205-15-8 tert-Butyl (1,3-dioxo-3a,4,7,7a-tetrahydro-1H-4,7-methanoisoindol-2(3H)-yl) carbonate
BD23823064205-15-898%
¥297.005g常备现货
596-43-0 Triphenylmethyl bromide
BD16986596-43-098%
¥39.005g常备现货
24324-17-2 9-Fluorenemethanol
BD1961224324-17-298%
¥776.001kg常备现货
58632-95-4 N-((tert-Butoxycarbonyl)oxy)benzimidoyl cyanide
BD1470958632-95-495%
¥55.0010g常备现货
621-84-1 Benzyl carbamate
BD116124621-84-198%
¥29.0025g常备现货
28920-43-6 (9H-Fluoren-9-yl)methyl carbonochloridate
BD1999728920-43-698%
¥23.005g常备现货
994-30-9 Chlorotriethylsilane
BD120966994-30-998%
¥21.005g常备现货
135544-68-2 N-(Allyloxycarbonyloxy)succinimide
BD288250135544-68-296%
¥160.0025g常备现货
69739-34-0 tert-Butyldimethylsilyl trifluoromethanesulfonate
BD15314469739-34-098%
¥951.00500g常备现货
2632-13-5 2-Bromo-1-(4-methoxyphenyl)ethanone
BD76602632-13-598%
¥35.0010g常备现货
154445-78-0 2,2,4,6,7-Pentamethyl-2,3-dihydrobenzofuran-5-sulfonyl chloride
BD41320154445-78-096%
¥170.005g
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