Elucidation相关论文
New Cassane Diterpenoids from the Seed Kernels of Caesalpinia cucullata, Exhibit Anti-inflammatory E
Inflammation is a complex biological response to stimulation.Natural cassane diterpenoids from Caesalpinia genus exhibit......
The fruit of Camptotheca acuminate is used as a traditional Chinese medicine.Eight compounds were isolated from the frui......
Drug treatment remains an active domain in the therapy of male fertility disorders. Although there are only a fewcondit......
AN EFFICIENT APPROACH FOR THE IDENTIFICATION OF CARBON SKELETON AND FUNCTIONAL GROUP IN CHEMICAL STR
Ⅰ. INTRODUCTIONSince the DENDRAL system was elaborated by Standford University at the beginning of 1960s, structure elu......
In this work,the structures of a pair of isomers were identified.And we showed the ability of the selective 1D version,p......
Two new ent-kaurane diterpenoids, ent-7a,14b-dihydroxykaur-16-en-15-one-20-oic acid(1) and 1,7a,12b,14b-tetrahydroxy-1,1......
Two novel steroidal saponins(timosaponin BⅢ-a,timosaponin BⅢ-b) together with a known steroidal saponin(timosaponin B......
The normally underused 1H–15N HMBC spectra of thirteen C18-diterpenoid alkaloids have been determined for the first tim......
Metabolomics coupled with similarity analysis advances the elucidation of the cold/hot properties of
It recently becomes an important and urgent mission for modern scientific research to identify and explain the theory of......
Natural product chemistry is an important area across chemistry,biology,and pharmaceutical sciences.The discovery of nat......
Rapid separation and identification of multiple constituents in Danhong Injection by ultra-high perf
To characterize and identify multiple constituents in Danhong injection(DHI), a fast ultra-high performance liquid chrom......
An attempted approach to the tricyclic core of haliclonin A:Structural elucidation of the final prod
We describe the design and execution of a novel synthetic route to the tricyclic core of haliclonin A,a tetracyclic mari......
Structural elucidation, theoretical investigation using DFT calculations,thermal and dielectric anal
A novel interesting d~(10) metal hybrid, [1,2-C_6H_(10)(NH_3)_2]ZnCl_4; 1,2-diammoniumcyclohexane tetrachlorozincate(II)......
Gas resources in China arequite abundant,on the basis of 2ndround nation-wide oil-gas re-sources’ estimation result,th......
The traditional perception of adipose tissue as a storage organ of fatty acids has been replaced by the notion that adip......
Isolation and Structure Elucidation of Autolytimycin, A New Compound Produced by Streptomyces Autoly
Autolytimycin 1 was isolated from the culture filtrate of Streptomyces autolyticus JX-47, together with two known compou......
In the province of Fukien there are five distinct rock series of Permian age iucluding the Uralian limestone. Their lit......
Diagnostic ion filtering strategy for chemical characterization of Guge Fengtong Tablet with high-pe
The present study was designed to characterize the chemical constituents of Guge Fengtong Tablet(GGFTT).Based on the chr......
Studies on the biosynthesis of arteannuin Ⅰ.The biosynthesis of arteannuinic acid in Artemisia annua
Arteannuin(Qinghaosu)(1)is a very potent natural antimalarial isolated from theChinese medicinal herb,Artemisia annua L......
Studies on the chemical constituents of Bolbostemma paniculatum (Maxim) franquet——IV. The structures
In previous papers, we reported the isolation of four triterpenoid saponins: tubeimo-sides I,II,III, and IV from the bu......
Studies on the chemical constituents of (Clausena Lansium) (Lour.) Skeels II.——The isolation and str
Two novel lactams (2 and 8) with lowering effect on the elevated SGPT levels were isolatedfrom leaves of Clausenamide l......
Diabetic kidney disease(DKD) is one of the most common diabetic complications, as well as the leading cause of chronic k......
Based on the data developed from various natural waters in the Qinghai Lake area and ostracodeshells present in drill c......
How to disambiguate the four narrators’narratives is the critical step to understand the whole work of The Sound and Th......
Cyanobacteria attracted much attention recently because of their secondary metaboliteswith potent biological activities ......
Calamistrin E, the First Annonaceous Acetogenin with Double Bond in Aliphatic Chain from Genus Uvari
Calamistrin E. the first Annonaceous acetogenin with C=C bond in the aliphatic chain from the genus Uvaria was isolated ......
Two new lanosta triterpenoids, 3β,22α -dihydroxy-lanosta-8,24E-diene-25-peroxide, 3β,22α,25-trihydroxy lanosta-8,24E......
Two new diterpenoids taibairubescensin A (1) and B (2) have been isolated from Isodon rubescens. The structures of compo......
Two novel poly -oxygen bipyridine alkaloids, speranculatines A (1) and B (2) have been isolated from speranskia tubercul......
A new triterpenoid saponin, se-saponin A, was isolated from the aerial parts of Clerodendrum serratum var. amplexifolium......
A new caffeoylquiniclactone, named neochlorgeniclatone, was isolated from the leaves of Betula platyphylla Suk. The str......
A new phytoecdysteroid was isolated from the root of Rhaponticum uniflorum. Its structure has been shown to be 2, 3, 20,......
The structure of a new abietane diterpenoid, taxayunnin (1), from the barks of Taxus yunnanensis, was determined by spec......
A New flavone named Macrophyllol was isolated from the roots of Uvaria macrophylla. The structure of 1 was elucidated on......
A new monoterpene glucoside, (2E,6Z)-2,6-dimethyl-8-(-D-glucosyloxy-2,6-octadien- oic acid, was isolated from the leaves......
Three new saikosaponin-like compounds (named prostratoside F-H) were isolated from the whole plants of Polycarpon prostr......
A new spirosecokaurenoid, enanderinanin F 1 and its C-6 epimer, angustifolin were isolated from the aerial parts of Isod......
Two new steroidal saponins, diuranthosides D and E, were isolated from the whole plant of Diuranthera inarticulata Wang ......
Two new xanthone glycosides, tetraswerosides A and B, were isolated from the whole plant of Swertia tetraptera. Their s......
Genus Serratula（Compositae）consists of about 70 species distributed throughout theworld[1]．Serratula species have been used......
Two new eremophilane sesquiterpenes 3β-angeloyloxy-8α-hydroxy-6β-methoxy eremophil-7 (11), 9 (10)-dien-8, 12-olide (1......
A new triterpenoid, 3(, 4(, 23-trihydroxy-24, 30-dinorolean-12, 20(29)-dien-28-oic acid, together with five known compou......
Saikosaponin v-2(1), was isolated from the roots of the title plant and the structure was identified on the basis of spe......
A new 30-nortriterpenoid glycopside, 3-O-α-L-arabinopyranosyl-30-norhederagenin 28-O-α-L-rhamnopyranosyl(1→4)-β-D-gl......
Two new taraxastane-type triterpenes, 3(, 21(-dihydroxyl-20(30)-en-taraxastane 1 and 3(, 30-dihydroxy-20(21)-en-taraxast......
A new special flavone, named desmosdumotin B, was isolated from the roots of D. dumosus and its chemical structure ident......
A new perylenequinone, named hypomycin A, was isolated from the mycelia of Hypomyces sp.. Its structure was elucidated ......
A new phytosphingosine-type ceramide, armillaramide 1, has been isolated from the fruiting bodies of Basidiomycetes Armi......
Chemical investigation on the ethanol extract from the roots of Spiraea japonica var. acuta resulted in the isolation of......
A novel ursane triterpene, named swinhoeic acid, was isolated from the roots of Rubus swinhoei. Its structure was eluci......
