CAS: 68-94-0; 1,9-Dihydro-6H-Purin-6-One

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CAS号7440-02-0 镍 | CAS号69-89-6 黄嘌呤 | CAS号890-38-0 2'-脱氧肌苷 | CAS号73-24-5 腺嘌呤 | CAS号52502-66-6 4,5-二氨基-6-羟基吡啶硫酸 | CAS号77287-34-4 甲亚胺酸 | CAS号7501-32-8 N-(4-amino-6-ch... | CAS号631-61-8 乙酸铵 | CAS号122-51-0 原甲酸三乙酯 | CAS号360-97-4 5-氨基-4-甲酰胺咪唑 | CAS号50-44-2 6-巯基嘌呤 | CAS号938-55-6 6-二甲基氨基嘌呤 | CAS号207220-30-2 6-chloro-2-iodo... | CAS号1928-81-0 6-(哌啶-1-基)-9H-嘌呤 | CAS号50-89-5 beta-胸苷 | CAS号890-38-0 2'-脱氧肌苷 | CAS号66-22-8 尿嘧啶 | CAS号69655-05-6 地达诺辛 | CAS号2846-96-0 4-(1H-嘌呤-6-基)吗啉

尿酸置于sodium Hydroxide,氯仿,草酸,甘油体系中,化学反应生成 次黄嘌呤
参考文献:Sundwik,Hoppe-Seyler'S Zeitschrift Fur Physiologische Chemie,1911,Vol. 76,P. 487
标题:Sundwik,Hoppe-Seyler'S Zeitschrift Fur Physiologische Chemie,1911,Vol. 76,P. 487

专利信息

专利号:US-8618279-B2
优先权日:2009-01-15
标 题 :Synthesis of 2′,3′— and 3′,5′—cyclic phosphate mono-and oligonucleotides
发明人：LAIKHTER ANDREI; SRIVASTAVA SURESH CHANDRA; SRIVASTAVA NAVEEN
权利人:LAIKHTER ANDREI; SRIVASTAVA SURESH CHANDRA; SRIVASTAVA NAVEEN; CHEMGENES CORP
摘要:The invention provides a novel method for the chemical synthesis of 2′,3′-cyclic phosphate and phosphorothioate of mono and terminated oligonucleotides synthesis. The invention also provides a novel method of for the chemical synthesis of 2′,3′- and 3′,5′-cyclic phosphate and phosphorothioate mononucleotide nucleotides. The process is based on quick and efficient cyclization of phosphoramidate moiety and neighboring hydroxyl group. The present invention is directed towards the synthesis of high purity DNA and RNAs, specifically to introduce cyclic phosphate at 3′-end of oligonucleotides. Such DNA and RNA's have extensive application in therapeutics, diagnostics, drug design, and selective inhibition of an RNA sequence within cellular environment, in pre-tRNA cleavage and in ribozyme ligation. The 2′,3′-cyclic phosphate nucleosides are involved in a vast number of applications in molecular biology in general and mammalian cells in particular. The invention also envisions providing kits comprising at least one composition disclosed in the present invention.

专利号:US-10167308-B2
优先权日:2013-09-14
标题:Highly efficient synthesis of long RNA using reverse direction approach
发明人：SRIVASTAVA SURESH C; SRIVASTAVA NAVEEN P
权利人:CHEMGENES CORP
摘要:The present invention relates to novel process of reverse 5′→3′ directed synthesis of RNA oligomers in the range of about 100-mer to about 200-mer has been developed and disclosed. Using that method demonstrated high quality RNA synthesis with coupling efficiency approaching 99%.

专利号:US-10253153-B2
优先权日:2015-04-24
标题 :Linker and support for solid phase synthesis of nucleic acid, and production method of nucleic acid using said support
发明人：MAETA ERI; MORI KENJIRO; HORIE SHOHEI; ITO TAKAHIKO; SAITO SHOICHIRO; NAGAO RYUHEI
权利人:NITTO DENKO CORP
摘要:The present invention provides a linker for solid phase synthesis of nucleic acid, which consists of a compound represented by the formula (I) or the formula (II), a support for solid phase synthesis of nucleic acid, which has a structure represented by the formula (III), and a production method of a nucleic acid, which uses the support: n nwherein each symbol is as defined in the SPECIFICATION.

专利号:WO-2024201393-A1
优先权日:2023-03-29
标 题:Methods for the synthesis of nucleoside analogues and nucleosides analogues derived therefrom
发明人：BRITTON ROBERT; Muir Garrett; ANKETELL MATTHEW JAMES; HUXLEY COHAN; BAIKABI SUPING
权利人:UNIV FRASER SIMON
摘要:The present invention relates to methods for the synthesis of nucleoside analogues. More specifically, the present invention relates to methods for the synthesis of C4' substituted nucleoside analogues via the reaction of a soft nucleophile with a halohydrin ketone.

专利号:US-2003162992-A1
优先权日:2001-12-14
标 题 :Preparation of intermediates useful in the synthesis of antiviral nucleosides
发明人：WATANABE KYOICHI A; DU JINFA
摘要:The present invention is an efficient process for the manufacture of α-acyloxyacetaldehyde, a key intermediate in the synthesis of 1,3-oxathiolane and 1,3-dioxolane nucleosides.

专利号:US-9206209-B2
优先权日:2010-10-19
标 题:Nucleotide analogue, method of synthesis of nucleotide analogue, use of nucleotide analogue, antiviral pro-nucleotide, pharmaceutical composition
发明人：KRASZEWSKI ADAM; ROMANOWSKA JOANNA; SOBKOWSKI MICHAL; SZYMANSKA-MICHALAK AGNIESZKA; STAWINSKI JACEK; BORYSKI JERZY; LIPNIACKI ANDRZEJ; PIASEK ANDRZEJ
权利人:KRASZEWSKI ADAM; ROMANOWSKA JOANNA; SOBKOWSKI MICHAL; SZYMANSKA-MICHALAK AGNIESZKA; STAWINSKI JACEK; BORYSKI JERZY; LIPNIACKI ANDRZEJ; PIASEK ANDRZEJ; INST CHEMII BIOORG PAN; NARODOWY INST LEKOW
摘要:An exemplary emboidment is related to a pharmaceutical composition of the class of nucleotide analogues and antiviral pro-nucleotides useful in partial or complete inhibition of human immunodeficiency virus (HIV). An exemplary embodiment is expressed in the formula (XVI): n nwhere X stands for N 3 and B stands for thymidine-1-yl, or X stands for H and B stands for uracil-1-yl or adenin-1-yl or hypoxanthin-1-yl.A method of synthesis of the nucleotide analogue using a phosphorylating agent for synthesis of the nucleotide analogue is provided.