CAS: 109-99-9; Tetrahydrofuran

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CAS号110-63-4 1,4-丁二醇(BDO) | CAS号110-65-6 2-丁炔-1,4-二醇 | CAS号110-00-9 呋喃 | CAS号108-31-6 顺酐 | CAS号106-97-8 丁烷 | CAS号23055-10-9 马来酸二甲酯 | CAS号110-15-6 琥珀酸； 丁二酸 | CAS号96-48-0 γ-丁内酯 | CAS号98-01-1 糠醛 | CAS号124391-75-9 (S)-四氢呋喃-3-甲醇 | CAS号1011-61-6 1,5-Pentanediol... | CAS号5371-52-8 2-羟基四氢呋喃 | CAS号1198-37-4 2,4-二甲基喹啉 | CAS号1076-28-4 2-甲基喹啉N-氧化物 | CAS号104293-35-8 4-(α-tetrahydro... | CAS号10157-78-5 2-ethylhexane-1... | CAS号109-73-9 正丁胺 | CAS号65007-00-3 三氟甲基磺酸-2-吡啶基酯 | CAS号372-48-5 2-氟吡啶 | CAS号111399-90-7 2-[(4-fluorobut...

丁二酸置于indium(III) Bromide,1,1,3,3-四甲基二硅氧烷体系中,用 甲苯 用作溶剂,化学反应 1.0H,反应生成四氢呋喃
参考文献:通过 Inbr3/tmds 环化二羧酸合成 3-取代四氢呋喃和 4-取代四氢吡喃衍生物
标题:通过 Inbr3/tmds 环化二羧酸合成 3-取代四氢呋喃和 4-取代四氢吡喃衍生物
摘要:据报道,使用 Inbr3/tmds 系统对二酸化合物进行有效还原,然后环化.该系统允许形成在 3 位或 4 位取代的五元和六元环醚.
Doi:10.1002/ejoc.201200727

专利信息

专利号:US-2025313590-A1
优先权日:2024-03-16
标题:Phosphoramidite morpholino monomers towards synthesis/convergent synthesis of PMO, TMO, their chimera oligos in 5 prime to 3 prime direction
发明人：SINHA SURAJIT; GHOSH ATANU; BANERJEE ARPAN
权利人:INDIAN ASS FOR THE CULTIVATION OF SCIENCE
摘要:The present invention relates to 5′-morpholino amidite monomers as 5′-CE/5′- t Bu phosphoramidite morpholino monomers (2) and process chemistry for the efficient synthesis of N-Trityl or monomethoxytrityl (MMTr)-protected 5′-morpholino amidite monomers and their use in the synthesis of phosphorodiamidate morpholino oligonucleotides (PMO), thiophosphoramidate morpholino oligonucleotides (TMO) and their chimeras which can be used for antisense technology or in general oligonucleotides related research.

专利号:US-12012427-B2
优先权日:2019-10-31
标 题 :Synthesis of Fmoc-protected morpholino monomers and their use in the synthesis of morpholino oligomer
发明人：SINHA SURAJIT; KUNDU JAYANTA; GHOSH UJJWAL
权利人:INDIAN ASS FOR THE CULTIVATION OF SCIENCE
摘要:Present invention relates to stable Fmoc protected Morpholino monomers and corresponding oligonucleotides (PMO) and efficient synthesis of the same involving chlorophosphoramidate and H-Phosphonate chemistry. Successful syntheses of the oligonucleotide with higher yield and lesser time have been accomplished employing solid phase synthesis and easy deprotection of Fmoc group with Piperidine.

专利号:WO-2024189634-A1
优先权日:2023-03-13
标 题 :Highly atom economical process for synthesis of novel co-initiator for photo-induced radical polymerisation
发明人：KAPAT DR AJOY; AHMAD ASRAR; MITTAL GARVISHA
权利人:SHIV NADAR INSTITUTION OF EMINENCE DEEMED TO BE UNIV
摘要:The present invention relates to a base catalyzed sequential conjugate addition reaction for the synthesis of a novel and efficient co-initiator for Photo Induced Radical Polymerization. The process comprises synthesis of new co-initiator having 6,5 and 6,6-bicyclic scaffolds as central core. The process comprises reacting thiocarboxylic acid, catechol, thiocatechol, benzodithiol, benzothiocatechol and binol with ketone substrates at room temperature with a base and a solvent to yield the novel co-initiator compound of Formula 3, Formula 5, Formula C and Formula Z.

专利号:WO-2021014395-A1
优先权日:2019-07-24
标题:Process for the synthesis of deuterated capsaicin, capsaicinoids and synthetic capsaicin analogs
发明人：ORUGANTI SRINIVAS; AMRUTAPU SRAVANTH KUMAR; SAMPATH MAGESH; SEN SAIKAT
权利人:DR REDDY’S INST OF LIFE SCIENCES
摘要:The present application provides novel processes for the synthesis of deuterated intermediates of capsaicinoids, particularly II, III, IV and V of capsaicinoids, relating to pharmaceutical applications. The invention also provides novel intermediates of compounds of formula IX, XIV, XV, XVI, XVII, XVIII, XX and XXI utilized in the process of making deuterated capsaicin II, III, IV and V.

专利号:US-11427596-B2
优先权日:2019-07-19
标 题:Metal-free solvent-free synthesis of fused-pyrido heterocycles and biomedical applications
发明人：CHELVAM VENKATESH; DUDHE PREMANSH; KRISHNAN MENA ASHA; SONAWANE AVINASH
权利人:INDIAN INSTITUTE OF TECH INDORE
摘要:Embodiments herein provide fused-pyrido heterocycles such as azaindoles, carboline derivatives, furo[b]pyridines or furo[b]pyridine-isatin hybrids of Formula I.Embodiments also relate to a process for a synthesis of variety of complex pyrido-heterocycles The pyrido-heterocycles can be used for treating cancer (cervix, kidney, lung, breast and epidermal skin) and multi-drug resistant tuberculosis. These heterocycles can also be used as anti-biofilm agents against pathogenic strains, which will minimize the risk of secondary infections.

专利号:US-3872168-A
优先权日:1972-10-02
标题:Synthesis of acids and amides
发明人：COLLMAN JAMES P; WINTER STANLEY R; KOMOTO ROBERT G
权利人:TRUSTEES OF THE LELAND STAMFOR
摘要:Synthesis of acids R1COOH and amides R1CONR2R3 wherein R1 is attached to the carbonyl group by an aliphatic carbon atom and R2 and R3 are hydrogen or organic groups of a primary or secondary amine, by forming an alkyl or acyl intermediate (R1Fe(CO) 4 or R1COFe(CO) 4) and treating the intermediate with a suitable cleaving agent and, in the case of amides, also with ammonia or an amine.