CAS: 14667-55-1; 2,3,5-Trimethylpyrazine

相似化合物

1124-11-4 5910-89-4 108-50-9

上下游产品

2,5-dimethyl-pyrazine methyllithium N-methyl-2,5-dimethylpyrazinium bromide 2,3,5-trimethylpiperazine1-(2,3,5-Trimethyl-6-pyrazinyl)-1-propanone 5,6-Dimethylpyrazin-2-carbonsaeure 2,3,5-trimethylpiperazine 1,3,7-Trimethyl-pyrrolo[1,2-a]pyrazine

2-Butanone,3-(1-Propenylimino)-,O-(Methoxycarbonyl)Oxime 以 甲苯 用作溶剂,化学反应生成2,3,5-三甲基吡嗪
参考文献:Regioselective Synthesis Of Alkylpyrazines
标题:Regioselective Synthesis Of Alkylpyrazines
摘要:
Doi:10.1021/jo00008A002

专利信息

专利号:US-7329767-B2
优先权日:2003-10-03
标 题:Conjugated dienamides, methods of production thereof, compositions containing same and uses thereof
发明人：DEWIS MARK L; JOHN THUMPLASSERIL V; ECKERT MARKUS A; COLSTEE JAN HERMAN; DA COSTA NEIL C; PEI TAO
权利人:INT FLAVORS & FRAGRANCES INC
摘要:Described are mixtures of at least four of the alkadienamides defined according to the structure: n nwherein R represents C 1 -C 2 n-alkyl; R 1 is 2-methyl-1-propyl and R 2 is hydrogen, or R 1 and R 2 taken together is a moiety having the formulan n nwherein n is 4 or 5, or compositions containing substantial concentrations of such mixtures, prepared according to novel processes: (a) extraction of a ground substantially dried fruit of one of the Piper species, Piper longum Linn or Piper peepuloides ; (b) natural product-forming synthesis; or (c) synthetic product-forming synthesis. Also described are uses of the thus-formed products for augmenting, enhancing or imparting an aroma, taste, chemesthetic effect and/or antibacterial effect in or to a consumable material and/or in the oral cavity and/or on the mammalian epidermis.

专利号:US-8007841-B2
优先权日:2003-10-03
标 题 :Conjugated dienamides, methods of production thereof, compositions containing same and uses thereof
发明人：JOHN THUMPLASSERIL V; ECKERT MARKUS A; DEWIS MARK L; COLSTEE JAN HERMAN; DA COSTA NEIL C
权利人:INT FLAVORS & FRAGRANCES INC
摘要:Described are mixtures of at least four of the alkadienamides defined according to the structure: n nwherein R represents C 1 -C 2 n-alkyl; R 1 is 2-methyl-1-propyl and R 2 is hydrogen, or R 1 and R 2 taken together is a moiety having the formula —(CH 2 ) n —, wherein n is 4 or 5, or compositions containing substantial concentrations of such mixtures, prepared according to novel processes: (a) extraction of a ground substantially dried fruit of one of the Piper species, Piper longum Linn or Piper peepuloides ; (b) natural product-forming synthesis; or (c) synthetic product-forming synthesis. Also described are uses of the thus-formed products for augmenting, enhancing or imparting an aroma, taste, chemesthetic effect and/or antibacterial effect in or to a consumable material and/or in the oral cavity and/or on the mammalian epidermis.

专利号:US-2014234926-A1
优先权日:2012-06-01
标题:Recombinant anaerobic acetogenic bacteria for production of isoprene and/or industrial bio-products using synthesis gas
发明人：BECK ZACHARY Q; CERVIN MARGUERITE A; CHOTANI GOPAL K; DINER BRUCE A; FAN JANINE; PERES CAROLINE M; SANFORD KARL J; SCOTCHER MILES C; WELLS DEREK H; WHITED GREGORY M
权利人:DU PONT; GOODYEAR TIRE & RUBBER; DANISCO US INC
摘要:This invention provides for recombinant anaerobic acetogenic bacterial cells having one or more nucleic acids whereby isoprene, mevalonate and/or other industrial bio-products are produced in a substantially oxygen-free culture condition using synthesis gas as energy and/or carbon source.

专利号:WO-2014193473-A1
优先权日:2013-05-31
标 题 :Recombinant anaerobic acetogenic bacteria for production of isoprene and/or industrial bio-products using synthesis gas
发明人：BECK ZACHARY Q; CERVIN MARGUERITE A; CHOTANI GOPAL K; DINER BRUCE A; FAN JANINE; PERES CAROLINE M; SANFORD KARL J; SCOTCHER MILES C; WELLS DEREK H; WHITED GREGORY M
权利人:DU PONT; DANISCO US INC; GOODYEAR TIRE & RUBBER
摘要:This invention provides for recombinant anaerobic acetogenic bacterial cells having one or more nucleic acids whereby isoprene, mevalonate and/or other industrial bio-products are produced in a substantially oxygen-free culture condition using synthesis gas as energy and/or carbon source.

专利号:EP-4541351-A1
优先权日:2023-10-18
标 题 :Compounds and combination as stimulators of collagen synthesis
发明人：ALBERTÃ? PALMER JUAN JESÚS; STELLA GEORGINA NATALIA; PROHENS LÓPEZ RAFEL; BARRERA BARCELÓ FERNANDO
权利人:CENTER FOR INTELLIGENT RES IN CRYSTAL ENGINEERING S L
摘要:The present disclosure relates to a compound selected from the group consisting of pterostilbene or a cocrystal thereof; silybin or a pharmaceutically acceptable salt of thereof, or any stereoisomer or mixtures of stereoisomers of any of them; a complex of silybin or of any of stereoisomer or mixtures of stereoisomers thereof; or a glycoside of silybin or of any stereoisomer or mixtures of stereoisomers thereof, either for use in the treatment of a disease or disorder mediated by the loss of endogenous type I collagen, or for use in joint functionality improvement, articular disease healing; tendon-bone, bone, and muscle repair improvement; or in wound healing. It also relates to combinations of pterostilbene or a cocrystal thereof, and silybin, particularly addressed to the treatment of a disease or disorder mediated by the loss of endogenous type I collagen, as well as to pharmaceutical compositions and kits containing them, and to the use of the latter in for any one of the mentioned treatments.

专利号:US-7307177-B2
优先权日:2004-12-17
标题:Metallocene complexes, their synthesis and use in catalyst systems for olefin polymerization
发明人：HUANG LEGAL REPRESENTATIVE JIL; CANICH JO ANN M; COKER CATALINA L
权利人:EXXONMOBIL CHEM PATENTS INC
摘要:A metallocene complex is represented by the the formulan n(C p R 5 ) n MX k n nwhere C p (each occurrence) is a cyclopentadienyl group; each of the five R substituents on the or each cyclopentadienyl group is independently selected from hydrogen, C 1 to C 30 substituted or unsubstituted hydrocarbyl, halohydrocarbyl, silylhydrocarbyl or silylhalohydrocarbyl, wherein two adjacent R substituents may be joined to form part of a saturated, partially unsaturated or aromatic monocyclic or polycyclic ring structure, and SiR′ 2 NR″ 2 where each of the two R′ substituents is independently selected from hydrogen, C 1 to C 30 substituted or unsubstituted hydrocarbyl, halohydrocarbyl, silylhydrocarbyl or silylhalohydrocarbyl, wherein two adjacent R′ substituents may be joined to form part of a saturated, partially unsaturated or aromatic monocyclic or polycyclic ring structure, and each of the two R″ substituents is independently selected from C 2 to C 30 substituted or unsubstituted hydrocarbyl, halohydrocarbyl, silylhydrocarbyl or silylhalohydrocarbyl, wherein two adjacent R″ substituents may be joined to form part of a saturated, partially unsaturated or aromatic monocyclic or polycyclic ring structure; n is 1 or 2; M is a metal of valence m from Groups 4 to 11 of the Periodic Table of Elements, k is equal to m minus n and the or each X substituent is a univalent anionic ligand, or two X substituents are joined and bound to the metal atom to form a metallocycle ring, or two X substituents are joined to form a chelating ligand, a diene ligand, or an alkylidene ligand, provided that at least one R substituent on the or one cyclopentadienyl group is SiR′ 2 NR″ 2 , provided that at least one R substituent on at least one C p is SiR′ 2 NR″ 2 and provided that one or the C p may be bridged by a bridging group to another C p group, or a heteroatom containing group, where the bridging group replaces one R group on the C p group(s) or a hydrogen on a heteratom containing group.