Lithium tri sec butylborohydride

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August undefined, 2024

Web三仲丁基硼氢化锂四氢呋喃溶液 Lithium Tri-sec-butylborohydride-Tetrahydrofuran 英文别称：Lithium triisobutylhydroborate-THF CAS NO.:38721-52-7 CBNumber ：CB0349017 分子式：Li（C 4 H 9 ） 3 BH 分子量：190.11 EINE. ... Lithium Tri-sec-butylborohydride-Tetrahydrofuran WebLithium tri-sec-butylborohydride, also known as L-selectride, is a metal hydride reagentthat contains three sec-butyl groupsbonded to boron. When this reagent is used to reduce cyclic ketones, one stereoisomer often predominates as product.

Lithium Tri‐sec‐butylborohydride - Hubbard - - Major Reference …

WebLithium tri-sec-butylborohydride, also known as L-selectride, is a metal hydride reagent that contains three sec-butyl groups bonded to boron. When this reagent is used to … WebLow cost but High Ouality Hydrides: Lithium tri-t-butoxyaluminium Hydride, Lithium Borohydride, SUPER-HYDRIDE, L-SELECTRIDE, Zinc Borohydride, ... Lithium tri-sec-Butylborohydride; Zinc Borohydride; Lithium Aluminium Hydride; Lithium Hydride; Contact. More. Catalog Number. Synonyms. Molecular Formula ... grand oaks school shasta lake ca

14 Aluminium hydrides and borohydrides as reducing agents

Web产品描述. 三仲丁基硼氢化锂，本品的商业形式是溶解在四氢呋喃中的一摩尔溶液。. 本品在有机合成中广泛用作温和的高立体选择性的强还原剂，用于酮的非对称选择还原得到醇，也可用于烯醇1,4共轭加成还原得到酮或醇，用于选择性还原环外丙烯晴衍生物的 ... WebLithium tri-sec-butylborohydride solution Linear Formula: Li [CH (CH3)CH2CH3]3BH CAS Number: 38721-52-7 Molecular Weight: 190.10 Beilstein: 4007327 MDL number: … WebMSDS Name:Lithium tri-sec-butylborohydride 1M solution in THF Catalog Numbers:AC176450000, AC176451000, AC176458000 Synonyms:Lithium triisobutylhydroborate Company Identification: Acros Organics N.V. One Reagent Lane Fair Lawn, NJ 07410 For information in North America, call:800-ACROS-01 For emergencies … chinese in burlington nj

Solved Draw the structure of the major product formed in the - Chegg

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WebThe resulting 12β-hydroxy steroid derivative was oxidized to the C12-ketone, which was stereoselectively reduced with lithium tri-sec-butylborohydride to afford the 12α-hydroxy stereochemistry. The C7-position was oxidized to yield the various 7-keto, 7β-hydroxy, and 7α-hydroxy derivatives. WebLithium tri-sec-Butylborohydride (4.5 mmol, 4.5 ml of a 1.0M solution) was placed in a 100 ml flask, equipped with a septum inlet and a magnetic stirring bar. ß-Methyl-ß-nitrostyrene in THF (0.4 mmol, 0.65 g in 5 ml of THF ) was added dropwise to the stirred solution of the trialkylborohydride at room temperature. chinese in canonsburg paWebDraw the major product formed in the reaction ot t-butylcyclohexanone and lithium tri-sec-butylborohydride. Show transcribed image text. Expert Answer. Who are the experts? Experts are tested by Chegg as specialists in their subject area. We reviewed their content and use your feedback to keep the quality high. chinese in california 1800s

"WebAdditional Names: lithium tri-sec-butylborohydride. Molecular Formula: C 12 H 28 BLi. Molecular Weight: 190.10. Percent Composition: C 75.82%, H 14.85%, B 5.69%, Li 3.65%. ... Additional Names: potassium tri-sec-butylborohydride. Molecular Formula: C 12 H 28 BK. Molecular Weight: 222.26. " - Lithium tri sec butylborohydride

Lithium tri sec butylborohydride

Selective reductions with complex hydride reducing agents

WebPotassium tri-sec-butylborohydride solution. Linear Formula: K [CH (CH3)CH2CH3]3BH. CAS Number: 54575-49-4. Molecular Weight: 222.26. MDL number: MFCD00009324. WebThere are two commercially available tri-sec-butylborohydrides, potassium tri-sec-butylborohydride (KBHsec-Bu 3) and lithium tri-sec-butylborohydride (LiBHsec-Bu 3), known commonly as K-Selectride® and L-Selectride®, respectively. 139 These reagents are a powerful reducing agent that reduces aldehydes and ketones to their corresponding …

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Web三氟甲磺酸锂 Lithium trifluoromethanesulfonate 33454-82-9 10G 通用试剂甲基锂 Methyllithium solution 917-54-4 100ML 通用试剂三仲丁基硼氢化锂 Lithium tri-sec-butylborohydride solut ... WebL-Selectride® solution 1.0 M lithium tri-sec-butylborohydride in THF; CAS Number: 38721-52-7; Synonyms: Lithium tri-sec-butylborohydride solution; Linear Formula: Li[CH(CH3)CH2CH3]3BH; find Sigma-Aldrich-257044 MSDS, related peer-reviewed …

Web9 apr. 2024 · 中文名称：三仲丁基硼氢化锂英文名称： Lithium tri-sec-butylborohydride CAS： 38721-52-7 纯度： 1M inTHF 包装信息： 1L;60L;200L 安耐吉化学&3A（安徽泽升科技有限公司）黄金产品联系电话： 021-021-58432009 400-005-6266 产品介绍：中文名称：三仲丁基硼氢化锂英文名称： LithiuM triisobutylhydroborate CAS： 38721-52-7 包装 …

WebLithium tri-sec-butylborohydride Other Lithium tri-sec-butylhydroborate EC Inventory lithium tri-sec-butylhydroborate Pre-Registration process CAS names Borate(1-), hydrotris(1-methylpropyl)-, lithium (1:1), (T-4 ... Web(2) preparing lithium tri-sec-butylborohydride: dissolving 18 parts of tri-sec-butylboron in 100 parts of tetrahydrofuran to obtain a tetrahydrofuran solution of tri-sec-butylboron, adding 9.5 parts of triethylene diamine, slowly adding a lithium aluminum hydride solution (3.5 parts of the lithium aluminum hydride solution are dissolved in 30 parts of …

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WebLithium tri-sec-butylborohydride LITHIUM TRI-SEC-BUTYLHYDRIDOBORATE LITHIUM TRI-SEC-BUTYLBOROHYDRIDE, 1M IN THF lithium hydrido[tris(1-methylpropyl)]borate(1-) (beta-4)-borate(1-hydrotris(1-methylpropyl)-lithium: CAS : 38721-52-7: EINECS : 254-101-1: 化学式 : C12H25BLi: 分子量 : 187.08: grand oaks shasta lake caWebProduct Name:Lithium tri-sec-butylborohydride Synonyms:Lithium triisobutylhydroborate;Lithium tri-s-butylhydroborate; L-Selectride(R) solution; l-selectride solution; Lithiumbutylborohydride CAS Number:38721-52-7 Molecular Structure:Li(C4H9)3BH Molecular Weight:190.11 Appearance:Colorless or light grey … chinese in byron gaWeb1 mei 2002 · Lithium tri-sec-butylborohydride. New reagent for the reduction of cyclic and bicyclic ketones with super stereoselectivity. Remarkably simple and practical procedure for the conversion of ketones to alcohols in exceptionally high stereochemical purity chinese in californiaWebShop Lithium tri-sec-butylborohydride, 1M solution in THF, AcroSeal™, Thermo Scientific Chemicals at Fishersci.com Lithium tri-sec-butylborohydride, 1M solution in THF, … chinese in canada traininghttp://www.gsjmhydrid.com/zhuyingchanpin/39.html grand oaks senior living farmington hills miWeb阿法埃莎（中国）化学有限公司-Alfa Aesar,全球首屈一指的科研化学品,金属和材料的生产商及供应商,Alfa Aesar – A Johnson Matthey Company chinese in canada historyWebLithium triisobutylhydroborate, CAS No. 38721-52-7 - iChemical Lithium triisobutylhydroborate CAS No. 38721-52-7 / Cat No.EBD3334 Formula: C12H27BLi Molecular Weight: 189.09 Synonyms: Lithium tri-sec-butylborohydride Lithium triisobutylhydroborate L-selectride lithium tri-sec-butylhydroborate Lithiumbutylborohydride chinese in canal place