黄芩素

黄芩素
IUPAC名
5,6,7-Trihydroxyflavone
识别
CAS号 491-67-8  checkY
PubChem 5281605
ChemSpider 4444924
SMILES
 
  • O=C\1c3c(O)c(O)c(O)cc3O/C(=C/1)c2ccccc2
InChI
 
  • 1/C15H10O5/c16-9-6-11(8-4-2-1-3-5-8)20-12-7-10(17baic)14(18)15(19)13(9)12/h1-7,17-19H
InChIKey FXNFHKRTJBSTCS-UHFFFAOYAX
ChEBI 2979
IUPHAR配体 5144
性质
化学式 C15H10O5
摩尔质量 270.24 g·mol−1
若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。

黄芩素（英語：Baicalein，也称为5,6,7-三羟基黄酮，5,6,7-trihydroxyflavone）是一种天然的黄酮类化合物，存在于黄芩（学名：Scutellaria baicalensis）、木蝴蝶（学名：Oroxylum indicum）、百里香（学名：Thymus）等植物中[1]，黄芩苷是其与葡萄糖醛酸形成的糖苷。

参考文献

  1. ^ Matsumoto, Takumi. Phytochemistry Research Progress. 2008 [2021-11-02]. ISBN 9781604562323. （原始内容存档于2021-12-09）. 

Read other articles:

Dempo Utara, Pagar Alam

Dempo UtaraKecamatanNegara IndonesiaProvinsiSumatera SelatanKotaPagar AlamPemerintahan • Camat-Populasi • Total19,934 jiwa (2.010) jiwaKode Kemendagri16.72.03 Kode BPS1673020 Desa/kelurahan7[2] Megalit di tengah-tengah sawah di Ujanmas (foto diambil tahun 1931) Dempo Utara adalah sebuah kecamatan di Kota Pagar Alam, Sumatera Selatan, Indonesia. Secara administratif kecamatan Dempo Utara terbagi habis menjadi 7 Kelurahan. Adapun nama 7 Kelurahan di kecamata...

 

Garis besar penjelajahan antariksa

Columbus Module Space Agency di Stasiun Luar Angkasa Internasional, yang diluncurkan ke luar angkasa dalam misi Pesawat Ulang-Alik AS STS-122 pada tahun 2008. Garis besar berikut disediakan sebagai ikhtisar dan panduan topik untuk eksplorasi ruang angkasa: Esensi dari penjelajahan antariksa Penjelajahan antariksa Sains besar Eksplorasi Teknologi tinggi Angkasa Referensi Pranala luar Cari tahu mengenai Space exploration pada proyek-proyek Wikimedia lainnya: Definisi dan terjemahan dari Wiktion...

 

صدقي إسماعيل

صدقي إسماعيل معلومات شخصية اسم الولادة صدقي إسماعيل الميلاد 1924انطاكية الوفاة 26 أيلول 1972دمشق العرق سوري الحياة العملية الاسم الأدبي صدقي إسماعيل النوع أدب رواية و القصة القصيرة و الترجمة الحركة الأدبية عضو جمعية القصة والرواية. المدرسة الأم جامعة دمشق  المهنة كاتب و رو...

Tony P. Hall

American politician (born 1942) Tony P. Hall7th United States Ambassador to United Nations Agencies for Food and AgricultureIn officeSeptember 12, 2002 – April 5, 2006PresidentGeorge W. BushPreceded byGeorge McGovernSucceeded byGaddi VasquezMember of the U.S. House of Representativesfrom Ohio's 3rd districtIn officeJanuary 3, 1979 – September 9, 2002Preceded byCharles W. Whalen Jr.Succeeded byMike TurnerMember of the Ohio Senatefrom the 6th districtIn officeJ...

 

Pauli Murray

The ReverendPauli MurrayLahirAnna Pauline Murray(1910-11-20)20 November 1910Baltimore, Maryland, ASMeninggal1 Juli 1985(1985-07-01) (umur 74)Pittsburgh, Pennsylvania, ASKota asalDurham, Carolina Utara, ASSuami/istriBilly Wynn ​ ​(m. 1930; ann. 1949)​Karier gerejawi GerejaGereja Episkopal (Amerika Serikat)Ditahbiskan1976 (deakon)1977 (imam) Latar belakang akademisAlma materCity University of New York, HunterHoward UniversityUniversity ...

 

Ueno–Tokyo Line

JR East railway that runs in Tokyo, Japan Ueno–Tokyo LineAn E233-3000 series EMU, one of the train types used on the Ueno–Tokyo LineOverviewNative name上野東京ラインStatusOperationalLocaleTokyoServiceTypeCommuter railOperator(s) JR EastDaily ridership320,229 (daily, 2015)[1]HistoryOpened14 March 2015TechnicalTrack gauge1,067 mm (3 ft 6 in)Electrification1,500 V DC overhead catenary The Ueno–Tokyo Line (Japanese: 上野東京ライン, romanized: U...

Vredehoek

Suburb of Cape Town, in Western Cape, South Africa Place in Western Cape, South AfricaVredehoekVredehoek seen from Signal HillStreet map of VredehoekVredehoekShow map of Western CapeVredehoekShow map of South AfricaCoordinates: 33°56′15″S 18°25′30″E / 33.93750°S 18.42500°E / -33.93750; 18.42500CountrySouth AfricaProvinceWestern CapeMunicipalityCity of Cape TownMain PlaceCape TownArea[1] • Total0.94 km2 (0.36 sq mi)Populati...

 

Patroli Keamanan Sekolah

Untuk kegunaan lain, lihat PKS dan PKS (disambiguasi). Logo Patroli Keamanan Sekolah Patroli Keamanan Sekolah atau dapat disingkat PKS adalah salah satu jenis kegiatan ekstrakurikuler yang umum ditemui di sekolah-sekolah di Indonesia yang dibentuk 5 Mei 1975. Sejarah PKS adalah singkatan dari Patroli Keamanan Sekolah jika kita mendengar kata Patroli, tentunya kita teringat tugas-tugas pengawasan daerah sesuai dengan perincian tugas yang dibebankannya, Misalnya Patroli Jalan Raya (PJR) adalah ...

 

Amazon Kindle

Amazon KindlecomputerUn Kindle di terza generazione (Kindle Keyboard)TipoeBook reader Paese d'origineUSA ProduttoreAmazon.com, Foxconn Inizio vendita19 novembre 2007 Esemplari prodottiKindlev Kindle 2 Kindle 2 International Kindle DX Kindle DX International Kindle Keyboard Kindle 4 Kindle Touch Kindle Touch 3G Kindle 5 Kindle Paperwhite Kindle Paperwhite 3G Kindle Fire Kindle Fire HD Prezzo di lancio399$ ROMMemoria Flash interna da 256MB - 64GB micro SD (solo alcuni modelli) Tastiera incorpor...

Episodi di Glitter Force

Voce principale: Glitter Force. Logo occidentale della serie Lista degli episodi di Glitter Force (Smile Pretty Cure!), nona serie anime di Pretty Cure, trasmessa in Giappone su TV Asahi dal 5 febbraio 2012[1] al 27 gennaio 2013. In Italia è arrivata l'edizione Saban, di cui i primi venti episodi sono disponibili su Netflix dal 18 dicembre 2015 e i successivi dal 26 agosto 2016[2]; tuttavia gli episodi 10, 17, 19, 26-27, 33-34 e 36 della versione originale sono stati saltati...

 

Данио-рерио

Данио-рерио Научная классификация Домен:ЭукариотыЦарство:ЖивотныеПодцарство:ЭуметазоиБез ранга:Двусторонне-симметричныеБез ранга:ВторичноротыеТип:ХордовыеПодтип:ПозвоночныеИнфратип:ЧелюстноротыеГруппа:Костные рыбыКласс:Лучепёрые рыбыПодкласс:Новопёрые рыбыИн�...

 

哥伦布 (密西西比州)

密西西比州 哥伦布城市綽號：Possum Town哥伦布位于密西西比州的位置坐标：33°30′06″N 88°24′54″W / 33.501666666667°N 88.415°W / 33.501666666667; -88.415国家 美國州密西西比州县朗兹县始建于1821年政府 • 市长罗伯特·史密斯 (民主党)面积 • 总计22.3 平方英里（57.8 平方公里） • 陸地21.4 平方英里（55.5 平方公里） • ...

Bab Aghmat

City gate in Marrakesh, Morocco Bab Aghmatباب أغماتBab Aghmat in the early 20th centuryGeneral informationTypecity gateArchitectural styleAlmoravid, Moorish, MoroccanLocationMarrakesh, MoroccoCoordinates31°37′25.2″N 7°58′29.4″W / 31.623667°N 7.974833°W / 31.623667; -7.974833Completedcirca 1126 Bab Aghmat (Arabic: باب أغمات, lit. 'gate of Aghmat') is the main southeastern gate of the medina (historic walled city) of Marrakesh, M...

 

شيريدان (مونتانا)

  لمعانٍ أخرى، طالع شيريدان (توضيح). شيريدان   الإحداثيات 45°27′22″N 112°11′45″W / 45.456111111111°N 112.19583333333°W / 45.456111111111; -112.19583333333   [1] سبب التسمية فيليب شيريدان  تقسيم إداري  البلد الولايات المتحدة[2]  التقسيم الأعلى مقاطعة ماديسون  خصائص جغرافي�...

 

Chengdu J-10

Chengdu J-10un J-10BDescrizioneTipocaccia multiruolo Equipaggio12 (versione da addestramento) Progettista Song Wecong Costruttore Chengdu Aircraft Industry Group Data primo volo23 marzo 1998[1] Data entrata in servizio2005 Utilizzatore principale Zhongguo Renmin Jiefangjun Kongjun Altri utilizzatori Pakistani Fida'iyye Esemplari400+ (2014)[2] Dimensioni e pesiTavole prospettiche Lunghezza15,5 m Apertura alare9,7 m Superficie alare39 m² Peso a vuoto8 000–9 730 kg&#...

Claudio Abbado

Claudio Abbado Premio Imperiale 2003 Premio Wolf per le arti 2008 Senatore a vita della Repubblica ItalianaDurata mandato30 agosto 2013 –20 gennaio 2014 LegislaturaXVII GruppoparlamentareGruppo misto Tipo nominanomina presidenziale di Giorgio Napolitano Sito istituzionale Dati generaliTitolo di studiodiploma di conservatorio Professionedirettore d'orchestra Claudio Abbado (Milano, 26 giugno 1933 – Bologna, 20 gennaio 2014) è stato un direttore d'orchestra italiano...

 

Hudson Taylor

British Protestant missionary in China This article is about the missionary to China. For other uses, see Hudson Taylor (disambiguation). James Hudson TaylorTaylor in 1893 with a handwritten note and signaturePersonalBorn(1832-05-21)21 May 1832Barnsley, Yorkshire, United KingdomDied3 June 1905(1905-06-03) (aged 73)Changsha, Hunan, ChinaReligionChristianitySpouseMaria Jane Taylor(née Dyer);Jennie Taylor(née Faulding)Parent(s)James TaylorAmelia HudsonAlma materLondon Hospital Medica...

 

Contea di Ashtabula

Questa voce o sezione sull'argomento contee dell'Ohio non cita le fonti necessarie o quelle presenti sono insufficienti. Puoi migliorare questa voce aggiungendo citazioni da fonti attendibili secondo le linee guida sull'uso delle fonti. Contea di Ashtabulacontea LocalizzazioneStato Stati Uniti Stato federato Ohio AmministrazioneCapoluogoJefferson Data di istituzione1808 TerritorioCoordinatedel capoluogo41°53′24″N 80°45′36″W41°53′24″N, 80°45′36″W (Contea d...

Myles Horton

American educator This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed.Find sources: Myles Horton – news · newspapers · books · scholar · JSTOR (May 2020) (Learn how and when to remove this message) Portrait of Myles Horton, founder of Highlander Folk School. Photographer Unknown. WHS Image ID 52275 [1] Myles Horton in the 193...

 

Detmold (region)

Regierungsbezirk in North Rhine-Westphalia, GermanyDetmold Regierungsbezirk DetmoldRegierungsbezirkMap of North Rhine-Westphalia highlighting DetmoldCountryGermanyStateNorth Rhine-WestphaliaRegion seatDetmoldGovernment • District PresidentAnna Bölling (CDU)Area • Total6,518.14 km2 (2,516.67 sq mi)Population (31 December 2023)[1] • Total2,087,744 • Density320/km2 (830/sq mi)GDP[2] • Total€90...