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在有機合成中，保護劑可以將不希望發(fā)生反應的部位保護起來，待達到目的后再恢復原來的官能團，保護劑廣泛應用于精細有機合成，尤其是多肽、糖、核苷酸、萜類、生物堿和激素等天然產(chǎn)物的合成上。
中華試劑網(wǎng)提供的有機合成保護劑，包含傳統(tǒng)的有機合成保護劑，如TMS、BOC 和三苯甲基等系列產(chǎn)品，又有專屬性超強的保護劑，如專用于脂肪伯胺保護的1,2-雙（氯二甲基硅基）乙烷。專屬性強保護劑在保護一些基團后，能強力控制反 應的區(qū)域選擇性，極大提高反應的立體選擇性，對產(chǎn)物分離十分便利。
■ 產(chǎn)品列表（備注：點擊cas進入產(chǎn)品頁面）
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英文名稱
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中文名稱
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CAS
|
包裝
|
|
Allyl bromide, 98%
|
烯丙基溴
|
|
250 g
1 kg
|
|
p-Anisaldehyde, 99%
|
茴香醛
|
|
25 g
100 g
500 g
|
|
Benzyl bromide, 97%
|
溴化芐
|
|
25 g
100 g
500 g
|
|
Benzyl chloroformate, 97% [stabilized]
|
氯甲酸芐酯
|
|
25 g
100 g
500 g
|
|
tert-Butyldimethylchlorosilane, 99%
|
叔丁基二甲基氯硅烷
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|
5 g
25 g
100 g
|
|
tert-Butyldimethylsilyl trifluoromethanesulfonate, 98%
|
叔丁基二甲硅基三氟甲磺酸酯
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|
5 g
25 g
|
|
Chlorotriethylsilane, 99%
|
三乙基氯硅烷
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|
5 mL
25 mL
100 mL
|
|
Chlorotrimethylsilane, 99%
|
三甲基氯硅烷
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|
250 mL
1 L
|
|
Di-tert-butyl dicarbonate, 99%
|
二叔丁基二碳酸酯
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|
25 g
100 g
500 g
|
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1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane, 97%
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1,3-二氯-1,1,3,3-四異丙基二硅氧烷
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|
5 mL
25 mL
100 mL
|
|
3,4-Dihydro-2H-pyran, 98%
|
3,4-二氫-2H-吡喃
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|
100 g
500 g
|
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Etheylene glycol, 99% [extra pure]
|
乙二醇
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|
250 mL
1 L
2.5 L
|
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9-Fluorenylmethyl chloroformate, 98%
|
9-氯甲酸芴甲酯
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5 g
100 g
250 g
|
|
2,4,6-Trimethylbenzenesulfonyl chloride, 99%
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2,4,6-三甲基苯磺酰氯
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|
25 g
100 g
500 g
|
|
4-Methoxybenzylchloride, 98%
|
4-甲氧基氯芐
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|
5 g
25 g
|
|
2-Bromo-4'-methoxyacetophenone, 98%
|
2-溴-4'-甲氧基苯乙酮
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|
5 g
25 g
100 g
|
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4-Methoxytrityl chloride, 98%
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4-甲氧基三苯基氯甲烷
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|
25 g
100 g
500 g
|
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4-Nitrobenzyl bromide, 99%
|
對硝基芐溴
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|
5 g
25 g
100 g
|
|
4-Nitrophenyl chloroformate, 98%
|
4-硝基氯甲酸苯酯
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|
5 g
25 g
100 g
|
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Pivaloyl chloride, 99%
|
新戊酰氯
|
|
100 mL
500 mL
|
|
1,3-Propanedithiol, 98%
|
1,3-二巰基丙烷
|
|
25 g
100 g
|
|
Bromidetriphenylmethane, 98%
|
三苯基溴甲烷
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|
5 g
25 g
100 g
|
|
Trityl chloride, 99%
|
三苯基氯甲烷
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|
25 g
100 g
500 g
|
|
2,2,2-Trichloroethyl chloroformate, 99%
|
氯甲酸-2,2,2-三氯乙酯
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|
25 g
100 g
500 g
|
|
Triisopropylchlorosilane, 97%
|
三異丙基氯硅烷
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|
10 g
50 g
250 g
|
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(Trimethylsilyl)diazomethane [2.0M solution in hexane]
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(三甲基硅烷基)重氮甲烷
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|
5 mL
25 mL
100 mL
|
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Allyl chloride, stabilized, 98%
|
烯丙基氯
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|
100 mL
1 L
2.5 L
|
|
Benzoyl chloride, pure, 99%
|
苯甲酰氯
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|
1 L
2.5 L
10 L
|
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Benzyl chloride, stabilized, extra pure, 99.5%
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氯化芐
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|
1 L
2.5 L
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|
1,2-Bis(chlorodimethylsilyl)ethane, 96%
|
1,2-雙（氯二甲基硅基）乙烷
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|
5 g
25 g
|
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BOC-ON, 99%
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2-(叔-丁氧基碳酰胺)-2-苯乙腈
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|
5 g
25 g
100 g
|
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2-(Trimethylsilyl)ethoxymethyl chloride, tech., stabilized, 90%
|
2-（三甲基硅基）乙氧基甲基氯
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|
5 mL
25 mL
|
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2,4-Dimethoxybenzaldehyde, 98%
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2,4-二甲氧基苯甲醛
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25 g
100 g
|
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4,4'-Dimethoxytrityl chloride, 98%
|
4,4'-二甲氧基氯化三苯甲烷
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5 g
25 g
100 g
|
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Diphenylphosphinyl chloride, 98%
|
二苯基氯氧膦
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|
10 g
50 g
|
|
N-Carbethoxyphthalimide, 99%
|
N-乙氧羰基鄰苯二甲酰亞胺
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|
10 g
50 g
250 g
|
|
1,2-Bis(trimethylsilyloxy)ethane, 98%
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1,2-雙（三甲基硅氧基）乙烷
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|
10 g
50 g
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2-Methoxypropene, stabilized, 97%
|
2-甲氧基丙烯
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|
250 mL
1 L
2.5 L
|
|
4-Methoxybenzenesulfonyl chloride, 99%
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4-甲氧基苯磺酸氯
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|
25 g
100 g
500 g
|
|
4-Nitrobenzenesulfonyl fluoride, 99%
|
對硝基苯甲磺酰氟
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|
5 g
25 g
|
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2-Bromoacetophenone, 98%
|
2-溴苯乙酮/a-溴苯乙酮
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|
5 g
25 g
100 g
|
|
p-Toluenesulfonyl chloride, 99%
|
對甲苯磺酰氯
|
|
25 g
100 g
500 g
|
|
Triisopropylsilyl-trifluoromethanesulfonate, 97%
|
三異丙基硅基三氟甲磺酸酯
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10 g
50 g
|
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Trimethylsilyl trifluoromethanesulfonate, 99%
|
三甲基硅基三氟甲烷磺酸酯
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|
10 mL
50 mL
250 mL
|
|
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