benzylidene

Aim The Mannich bases of 2-( E)-( 4-methanesulfonyl) benzylidene cyclopentanone were designed and synthesized for studying their anti-inflammatory activities.

目的设计合成2-（E）-（4-甲磺酰基）亚苄基环戊酮Mannich碱类化合物，并对其抗炎活性进行初步评价。

The yield of benzylidene acetophenone reached 31.4% under optimal conditions.

在最佳条件下，苄叉乙酰苯的收率可达31.4%。

Synthesis of Benzylidene-β-D-glucosamine Tetraacetate

苯甲醛缩-β-D-氨基葡萄糖四乙酸酯的合成

Synthesis and Biological Activities of Novel 2 Amino 5 benzylidene 4H imidazolin 4 one Derivatives

新型2-氨基-5-苯亚甲基-4H-咪唑啉-4-酮衍生物的合成及生物活性

Synthesis of benzyl fumarate by one step from maleic anhydride under the present of complex catalyst chlorination of bis-( benzylidene) hydrazine

顺酐一步法复合催化合成富马酸二苄酯二苄烯肼的氯化反应

Synthesis of 1,3-2,4-di ( p-ethyl) benzylidene sorbitol

1,3-2,4-二亚（对乙基）苄基山梨醇的合成

The results showed that the haze of iPP decreased first and then increased, with the number of hydroxyl group of benzylidene acetals increased.

结果表明，在饱和浓度下，随着羟基数目的减少，苄叉基团数目的增加，苄叉缩醛的增透效果呈现先增大后减少的趋势。

Another serial of 2, 5-bis [ ( substituted) benzylidene]-cyclopentanone derivatives were design and synthesized by structural reformation and modification of lead compound curcumin.

以姜黄素为先导化合物进行结构修饰和改造，设计合成一系列2,5-二（取代苯基亚甲基）环戊酮衍生物。

A new method for the synthesis of benzylidene acetone with near critical water as reaction media was developed.

试探了一种以水为反应介质合成苯丁烯酮的新方法。

Absorption spectra of three novel coumarin sensitizer incorporate benzylidene cyclopentanone moiety were studied.

比较研究了三种含苄叉环戊酮基团的新型香豆素类光敏染料.

OBJECTIVE To synthesis 3,4,5-trimethoxy-triphenyl benzylidene bromide phosphine salt.

目的合成3,4,5-三甲氧基苄溴三苯基膦盐。

A New Procedure for the Synthesis of Benzylidene Acetone in Near-Critical Water

近临界水中苯丁烯酮合成新方法

The results showed that corresponding cis-and trans-β-sultams were generated in the reaction of benzyl sulfonyl chloride with benzylidene benzylamine, but no product when reacting with benzylidene aniline, which indicated that this reaction only occurred to N-alkyl substituted imines.

结果表明苄磺酰氯与苄叉苄胺反应生成了相应的顺式和反式β-磺内酰胺，而与苄叉苯胺无任何反应发生。表明N-烷基取代的亚胺才能发生反应。

Catalytic hydrogenation reaction system of 5-{ 4-[ 2-( Methyl-pyridin-2-yl-amino)-ethoxy] benzylidene}-thiazolidine-2, 4-dione ( 3) was optimized and the total yield was 21.6%.

优化了5-{4-[2-（甲基-2-吡啶氨基）-乙氧基]-亚苄基}-噻唑烷-2，4-二酮（3）的催化氢化反应条件从而以21.6%的总收率合成得到了罗格列酮。

The Synthesis of Benzylidene Acetophenone in Near-critical Water

近临界水中苄叉乙酰苯的合成研究

A series of multi-branched benzylidene cyclopentanone dyes with a non-conjugated central moiety ( T1-T3) were synthesized. Their properties were studied in comparison with corresponding triphenylamine derivatives ( 1-3).

合成了一个系列键接中心为非共轭基团的多支苄叉环戊酮染料（T1-T3），与相应的键接中心为三苯胺基团的多支染料1-3进行对比研究。

Study of Electronic and Vibronic Contributions to Two-Photon Properties of Benzylidene Cyclopentanone Dyes and Exploration of Their Applications

电子与空间效应对苄叉环戊酮染料双光子性质的影响及其应用研究

METHODS 3,4,5-trimethoxy-triphenyl benzylidene bromide phosphine salt, the important precursor of the phosphine Ylide, was synthesis from deoxidize, bromization and addition.

方法以3,4,5-三甲氧基苯甲醛为原料，经过还原、溴代、加成三步反应得到叶立德前体3,4,5-三甲氧基苄溴三苯基膦盐。

Synthesis of 2,6-bis ( benzylidene) cyclohexanone and study of liquid crystal Behavior

2,6-二亚苄基环己酮液晶化合物的合成及性能研究

Studies on Wittig Reaction ⅴ. Stereochemistry of Reaction of Benzylidene Alkyl Diphenyl Phosphorane with Substituted Aromatic Aldehydes

Wittig反应的研究&Ⅴ.亚苄基烷基二苯基膦与取代芳醛的反应

Synthesis of 2-( e)-( un) substituted benzylidene cyclopentanone thiosemicarbazone derivatives and studies on their anticancer and anticonvulsant activities

2-（E）-取代苯亚甲基环戊酮缩硫代氨基脲衍生物的合成及抗癌、抗惊厥活性研究

Study on Synthesis of 1,3-2,4-Di ( p-methyl) Benzylidene Sorbitol

1,3-2,4-二亚（对甲基）苄基山梨糖醇的合成研究

Synthesis and Anticancer and Antiinflammatory Activities of 2-( E)-Alkylidene or Benzylidene Cyclohexanone Mannich Base Hydrochlorides

2－（E）－烷亚甲基环己酮Mannich碱盐酸盐类化合物的合成及抗癌、抗炎活性研究

Synthesis and Chiral Crystal Structure of 1-[ 4-( Dimethylamino)-benzylidene]-4-phenylthiosemicarbazide

1-[4-（二甲氨基）苯亚甲基氨基]-4-苯基硫脲的合成及手性晶体结构

Phase-transfer catalyzed synthesis of benzylidene acetone

相转移催化合成亚苄基丙酮

The conversion of benzaldehyde and yield of benzylidene acetone were influenced by reaction time, temperature and initial water volume.

温度、反应时间和初始水量对反应的转化率和苯丁烯酮的产率有不同的影响。

The yield of benzylidene acetone was up to 46.2% after 6 h's reaction at 260 ℃ in the absence of any catalyst.

在近临界水中，以苯甲醛和丙酮为原料，在不外加任何催化剂、反应温度为260℃、反应时间为6h的条件下，苯丁烯酮的产率可达46.2%。