产品
  • 产品
  • 供应商
  • 采购
  • 资讯
  • 会展

上海巨启化学科技有限公司

上海市
5
Years
栾伟丽
查看
基本信息
企业名称
上海巨启化学科技有限公司
企业地址
上海闵行区顾戴路2568号9栋4楼435室
成立日期
2013
企业规模(人)
10人以下
年销售额(USD)
不愿意公开
企业简介
      1 2 3 关于我们 上海巨启化学科技有限公司致力于开发,生产各类精细化学品以满足不断变化的市场需求。我们的生产优势在于对新产品的工艺开发,中试放大和工业化生产具有丰富的经验;同时公司以股份投入和合同加工的方式,不断拓展产品线:高品质的中间体,聚合物添加剂以及新颖的小分子结构。 巨启目前主要有两个生产基地,均通过ISO9001资质认证;嘉兴基地以研发,技术改进,工艺优化和小试中试生产为主;江苏基地的多功能生产车间以GMP规范为指导原则,满足不同产品的工业化生产。 以优质的化学品创造美好生活是我们的使命;向客户提供有认可的质量,有竞争力的价格和有保障的交货时间是我们的价值所在。我们积极有效的合作必将会为您的业务与利润带去持续的增长,在此热烈欢迎与国内外客户共恰发展大计,共创双赢硕果。
主要竞争优势
经验丰富的研发人员,发货速度,生产能力,合同定制,接受买家的规格要求,接受小额订单,优质服务
邮政编码
201100
贸易信息
业务类型
制造商,贸易公司
主要销售市场
北美洲,西欧,东欧,亚洲
主营产品类别
食品添加剂,精细化工,中间体,原料药
参展信息
主营产品
Methyl 3-cyanobenzoate(13531-48-1);4-Cyanobenzoic acid(619-65-8);Methyl 4-cyanobenzoate(1129-35-7);4-Nitroacetophenone(100-19-6);4-Aminoacetophenone(99-92-3);4-Amino-3,5-dichloroacetophenone(37148-48-4);4-Amino-3,5-dichlorophenacylbromide37148-47-3);3-Nitroacetophenone(121-89-1);2-Aminoacetophenone(551-93-9);4-Fluoroacetophenone(403-42-9);2'-Fluoroacetophenone(445-27-2);Uracil( 66-22-8);Dimethylthiocarbamoyl chloride(16420-13-6);SODIUM ETHANETHIOLATE(811-51-8);4-dodecylmorpholine(1541-81-7);2-Cyanothioacetamide(7357-70-2);Thioacetamide(62-55-5);4-HYDROXYTHIOBENZAMIDE(25984-63-8);2-Methylpropanethioamide(13515-65-6);Triphenylmethanethiol(3695-77-0);ETHYL 3-CYCLOPROPYL-3-OXO-PROPANOATE(24922-02-9.);2,2'-Dithiodipyridine(2127-03-9.);3-Amino-3-azabicyclo[3.3.0]octane hydrochloride(58108-05-7.);4-Methylphenylsulfonylurea(1694-06-0);Tamoxifen free base(10540-29-1);2,3-Dimercapto-1-propanol(59-52-9);3-ethynyl-4-methylbenzoic acid(1001203-03-7);4-(4-methylpiperazin-1-ylmethyl)-3-trifluoromethylaniline(694499-26-8);3-Bromo[1,2,4]triazolo[4,3-a]pyridine(4922-68-3);(2S)-1-(Chloroacetyl)-2-pyrrolidinecarbonitrile(207557-35-5);3-Amino-1-hydroxyadamantane(702-82-9);5-CHLOROTHIOPHENE-2-CARBOXYLIC ACID(24065-33-6);2'-deoxy-2'-fluoro-2'-C-methyluridine(863329-66-2);(S)-isopropyl 2-(((S)-(perfluorophenoxy)(phenoxy)phosphoryl)amino)propanoate(1334513-02-8);Thimerosal(54-64-8);α-Lipoic Acid(54-64-8);2-Amino-5-cyanopyridine(4214-73-7);2-Amino-5-chlorobenzophenone(719-59-5);3-Nitroacetophenone(121-89-1);4-Aminoantipyrene(83-07-8);5-Chloro-6-trifluoromethyl-pyridin-2-ylamine(1227595-72-3);4,4'-Bis(bromomethyl)biphenyl(20248-86-6);TERT-BUTYL 2-BROMOBUTYRATE(24457-21-4);1,10-Phenanthroline(66-71-7);1,10-Phenanthroline hydrate(5144-89-8);Aminoacetonitrile hydrochloride(6011-14-9);Aminoacetonitrile sulfate( 5466-22-8);Tributyltin Hydride(688-73-3 );Triphenylmethanol(76-84-6);Bis(tributyltin) oxide(56-35-9);Sodium cyanoborohydride(25895-60-7);[Bis(Trifluoroacetoxy)Iodo]Benzene(2712-78-9);Sodium triacetoxyborohydride(56553-60-7);1-Chloroethyl chloroformate(50893-53-3);Methyl trioctyl ammonium chloride(5137-55-3);2,3-Dichloro-5,6-dicyano-1,4-benzoquinone(84-58-2);Trimethylhydroquinone(700-13-0);Bathocuproine(4733-39-5);(1S,2S)-(-)-1,2-Diphenyl-1,2-ethanediamine(29841-69-8);Vinylmagnesium bromide(1826-67-1);Vinylmagnesium chloride(3536-96-7);Ethyl malonyl chloride(36239-09-5 );Trimethylolpropane allyl ether(682-11-1);o-Phthalaldehyde(643-79-8);Terephthalaldehyde(623-27-8);4-Biphenylmethanol(3597-91-9);4-Cyanobiphenyl(2920-38-9);4-Bromostyrene(2039-82-9);Hexalfuoro-2-methylisopropanol(1515-14-6);1,1,1,3,3,3-Hexafluoro-2-(4-vinylphenyl)-propan-2-ol(2386-82-5);1,1,1-TRIFLUORO-2-(TRIFLUOROMETHYL)PENT-4-EN-2-OL(646-97-9);4,4'-(Hexafluoroisopropylidene)diphthalic anhydride(6FDA)(1107-00-2);4,4'-(HEXAFLUOROISOPROPYLIDENE)DIPHTHALIC ACID(3016-76-0);Benzamide, N,N'-[[2,2,2-trifluoro-1-(t1826-67-1rifluoromethyl)ethylidene]bis(6-hydroxy-3,1-phenylene)]bis[3-amino-(220426-92-6);Benzamide, N,N'-[[2,2,2-trifluoro-1-(trifluoromethyl)ethylidene]bis(6-hydroxy-3,1-phenylene)]bis[4-amino-(129197-38-2);2,2-Bis(3-amino-4-hydroxyphenyl)hexafluoropropane(83558-87-6);2,2'-Bis(trifluoromethyl)benzidine(341-58-2);m-Tolidine(84-67-3);1,3-Bis(4-aMinophenoxy)benzene(2479-46-1);Bisphenol AF(1478-61-1);1,4-Bis(3,4-Dicarboxyphenoxy)benzene Dianhydride (HQDPA)(17828-53-4);9-Anthracenylmethyl methacrylate(31645-35-9);2-isopropyl-2-adamantyl methacrylate(297156-50-4);9,9-Bis[4-(2-acryloyloxyethyloxy)phenyl]fluorene(161182-73-6);4-Biphenylylmethyl acrylate(54140-58-8);Furo[3',4':4,5]cyclopenta[1,2-c]pyran-1,3,4,6-tetrone, hexahydro-(127804-19-7);Benzo[b]naphtho[2,3-d]furan, 3-bromo-(1256544-32-7);2-propyl-1,4-Benzenediol(4693-31-6);2-hexyl-1,4-Benzenediol(4197-72-2);2-dodecyl-1,4-Benzenediol(4595-23-7);4-Acetoxystyrene(2628-16-2);1,1'-DIETHYL-4,4'-BIPYRIDINIUM DIBROMIDE(53721-12-3);ethylviologen bis(hexafluorophosphate)(138926-07-5);4-Benzoylphenyl Methacrylate(56467-43-7);4-Benzoylphenyl acrylate(22535-49-5);2-Propenoic acid, 2-(4-benzoylphenoxy)ethyl ester(22421-66-5);2-(4-Benzoyl-3-hydroxyphenoxy)ethyl acrylate(16432-81-8);4-METHACRYLOXY-2-HYDROXYBENZOPHENONE(2035-72-5);2-[2-(4-benzoylphenoxy)ethoxy]ethyl methacrylate(2149581-44-0);2-Hydroxy-4-methacryloxyethoxy benzophenone(16613-04-0);2-N-PROPYLPROPANE-1,3-DIOL(2612-28-4);6-Methylheptanol(1653-40-3);N,N-bis(2,3-epoxypropyl)-o-toluidine(40027-50-7);N,N'-(4-Methyl-1,3-phenylene)bis(1-pyrrolidinecarboxamide)(60006-11-3);4,4'-METHYLENE BIS PHENYLDIMETHYLUREA(10097-09-3);β-Methylcholine Chloride(2382-43-6);N-(4-hydroxyphenyl)benzenesulfonamide(5471-90-9);2,4-Dimethoxybenzylamine(20781-20-8);2,4-Dimethoxybenzaldehyde(613-45-6);4-Cyclohexylphenol(1131-60-8);Phenethyl isothiocyanate(2257-09-2);ETHYL ISOPROPYL SULFONE(4853-75-2);cis-2-tert-Butyl-2-butenedinitrile(169309-80-2);4-Chlorovalerophenone(25017-08-7);2,5-bis(bromomethyl)benzenesulfonic acid(1204-10-0);4'-tert-Butylacetophenone(943-27-1);1,4-Benzoquinone dioxime(105-11-3);2-(2,6-diethyl-4-methylphenyl)malonamide(314020-40-1);Hexahydro-1,4,5-Oxadiazepine hydrochloride(405281-14-3);1,4,5-Oxadiazepine, 4,5-diacetylhexahydro-(83598-13-4);METHYL 1-HYDROXY-1-CYCLOPROPANE(33689-29-1) CARBOXYLATE;2-chloro-4-(2,2-dimethylpropyl)pyridine(2387538-18-1);2-(4-Methoxyphenyl)-4,6-bis(trichloromethyl)-1,3,5-triazine(3584-23-4);1,3-Thiazole-2-carbaldehyde(10200-59-6);Etravirine(269055-15-4);4-[6-Chloro-2-(4-cyano-phenylaMino)-pyriMidin-4-yloxy]-3,5-diMethyl-benzonitrile(1070377-34-2);4-({6-amino-2-[(4-cyanophenyl)amino]pyrimidin-4-yl}oxy)-3,5-dimethylbenzonitrile(939431-68-2);Ibudilast(50847-11-5);Nepafenac(78281-72-8);1-Piperidinylcyclohexene(2981-10-4);Febuxostat(144060-53-7);Dyclonine(586-60-7);Dyclonine hydrochloride(536-43-6);Diethyl [4-(prop-2-yn-1-yloxy)benzylidene]propanedioate(146763-69-1);Imatinib(152459-95-5);Berberine hydrochloride(633-65-8);3,4-(Methylenedioxy)phenylacetonitrile(4439-02-5);3,4-(Methylenedioxy)phenethylamine(1484-85-1);trans-1,4-Diaminocyclohexane(2615-25-0);N-Benzoyl-DL-tyrosil-N',N'-dipropylamide(57227-09-5);Ethyl 2-(4-aminophenyl)butanoate(57960-84-6);2-(4-aminophenyl)butyric acid(29644-97-1);2-(4-nitrophenyl)butyricacid(7463-53-8);1-Bromo-3,5-dimethyladamantane( 941-37-7);1,3-Dimethyladamantane(702-79-4);2-Amino-2-phenylbutyric acid(5438-07-3);5-(3-chlorophenyl)-3-hydroxypicolinic acid(1415226-40-2);3-Chloro-5-(3-chlorophenyl)picolinonitrile(1415226-38-8);5-(3-chlorophenyl)-3-methoxypyridine-2-carboxylic acid(2543978-01-2);2-Methoxy-5-(trifluoromethyl)aniline(349-65-5);7,8-Difluoro-6,11-dihydrodibenzo[b,e]thiepin-11-ol(1985607-83-7);4-Amino-3-chlorophenol(17609-80-2);6-Chloromethyluracil(18592-13-7);2-chloro-5-bromopyrimidine(32779-36-5);2-((5-bromopyrimidin-2-yl)oxy)ethan-1-ol(1246922-88-2);5-(4-bromophenyl)-4,6-dichloropyrimidine(146533-41-7);4-(Chloromethyl)-1-cyclopentyl-2(trifluoromethyl)benzene(957208-65-0);4-Methoxyphenylhydrazine hydrochloride(19501-58-7);1-(1-(1H-imidazole-1-carbonyl)piperidin-4-yl)-1H-imidazo[4,5-b]pyridin-2(3H)-one(1373116-06-3);2-Oxo-1-(4-piperidinyl)-2,3-dihydro-1H-imidazo[4,5-b]pyridine dihydrochloride(781649-84-1);4-Morpholinoaniline(2524-67-6);1-(4-Morpholinophenyl)guanidine(247234-41-9);Ethyl 4-(2-chloropyriMidin-4-yl)benzoate(499195-60-7);2-Bromo-6-Nitroanisole(98775-19-0);2'-Methoxy-3'-nitro-biphenyl-3-carboxylic acid(376591-94-5);2-(3,4-Dimethylphenyl)-1,2-dihydro-5-methyl-3H-pyrazol-3-one(277299-70-4);4-Chloro-3-Trifluoromethyl aniline(320-51-4);4-Amino-3-fluorophenol(399-95-1);4-Chloro-N-methyl pyridine-2-carboxamide hydrochloride(882167-77-3);4-amino-3-Hydroxy benzoic acid(2374-03-0);2-(3,5-Dichlorophenyl)benzoxazole-6-carboxylic acid(594839-88-0);4-Amino-2-fluoro-N-methylbenzamide.(915087-25-1);4-Amino-2-(trifluoromethyl)benzonitrile(654-70-6);4-(5-bromo-2-chlorobenzyl)phenol(864070-18-8);4-bromo-1-chloro-2-[[4-[2-(cyclopropyloxy)ethoxy]phenyl]methylbenzene(1118567-45-5);2-(3-hydroxyphenyl)quinazolin-4(3H)-one(911417-23-7);(3-(4-Oxo-3,4-dihydroquinazolin-2-yl)phenyl acetate)(371947-93-2);tert-Butyl 5-((2-(3-hydroxyphenyl)quinazolin-4-yl)amino)-1H-indazole-1-carboxylate(911417-26-0);5-Chloro-2-nitro-N-phenylaniline(25781-92-4);Abiraterone base(154229-19-3);2,4-Dimethylthiophenol(13616-82-5);(2,4-Dimethylphenyl)(2-nitrophenyl)sulfane(1610527-49-5);2-((2,4-Dimethylphenyl)thio)aniline(1019453-85-0);4-Formyl-3-methoxybenzonitrile(21962-45-8);2-Cyanoethyl 3-oxobutanoate(65193-87-5);4-Amino-5-methylpyridin-2-ol(95306-64-2);(Z)-2-cyanoethyl 2-(4-cyano-2-methoxybenzylidene)-3-oxobutanoate(1050477-39-8);2-cyanoethyl 4-(4-cyano-2-methoxyphenyl)-2,8-dimethyl-5-oxo-1,4,5,6-tetrahydro-1,6-naphthyridine-3-carboxylate(1050477-43-4);5-fluoro-2-methoxybenzoic acid(394-04-7);6-methoxy-2-(4-methoxyphenyl) benzo[b]thiophene(63675-74-1);4-(2-(piperidin-1-yl)ethoxy)benzoic acid hydrochloride(84449-80-9);Methyl nicotinate(93-60-7);3-Chlorobenzyl Cyanide(1529-41-5);3-(4-Methoxyphenoxy)propan-1-amine Hydrochloride(100840-60-6);Methyl-(S)-N-Ethoxycorbonyl-4-Aminophenyl Alaninate(169472-17-7);(1S,5R)-1-(3-Fluorophenyl)-3-oxabicyclo[3.1.0]hexan-2-one(528587-70-4);(1S,2R)-1-(3-Fluorophenyl)-2-(hydroxymethyl)cyclopropanecarboxylic acid(1450905-00-6);4-Amino-1-Boc-piperidine(87120-72-7);Benzyl nicotinate(94-44-0);(S)-3-(tert-butoxycarbonyl)-4-(5,5-difluoro-2-oxopiperidin-1-yl)butanoic acid(911635-43-3);2,4-Bis(trifluoromethyl)-5,6,7,8-tetrahydropyrido-[3,4-d]pyrimidine hydrochloride(911636-86-7);(R)-3-amino-6-methyl-1-(2,2,2-trifluoro ethyl)-5-(2,3,6-trifluorophenyl) piperidin-2-one acetyl-L-phenylalaninate(1456803-45-4);(S)-2'-oxo-1',2',5,7-Tetrahydrospiro [cyclopenta [b]pyridine-6,3'-pyrrolo[2,3-b] pyridine]-3-carboxylic acid(1375541-21-1);5-Methoxy-2-(2h-1,2,3-triazol-2-yl)benzoic acid(1293284-55-5);(S)-5-chloro-4-methyl-2-(2-methylpyrrolidin-2-yl)-1H-benzo[d]imidazole(1788946-71-3);6-Bromo-4-fluoro-1-isopropyl-2-methyl-1H-benzo[d]imidazole(1231930-33-8);5-((4-ethylpiperazin-1-yl)methyl)pyridine(1180132-17-5)-2-amine;4-(Chlorodifluoromethoxy)benzenamine(39065-95-7);3-Pyridinecarboxylic acid, 5-bromo-6-chloro-, methyl ester(78686-77-8);N-(4-(Chlorodifluoromethoxy)phenyl)-6-((R)-3-hydroxypyrrolidin-1-yl)-5-(1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazol-5-yl)nicotinamide(1492954-67-2);Acetamide, N-[4-methyl-5-[2-(2,2,2-trifluoro-1,1-dimethylethyl)-4-pyridinyl]-2-thiazolyl]-(1357476-68-6);4-Methyl-5-[2-(2,2,2-trifluoro-1,1-dimethylethyl)-4-pyridinyl]-2-thiazolamine(1357476-69-7);6-CHLORO-2-PICOLINIC ACID METHYL(6636-55-1) ESTER;2,4-dichloro-6-(6-chloropyridin-2-yl)-1,3,5-triazine(1446507-39-6);Guanidine, N-[imino[[(1R)-2,2,2-trifluoro-1-methylethyl]amino]methyl]-N′-[(1R)-2,2,2-trifluoro-1-methylethyl]-(3036313-76-2);1-(4-Fluoro-phenyl)-5-(2-oxo-4-phenyl-oxazolidin-3-yl)-pentane-1,5-dione(189028-93-1);2-(2H-Benzo[d][1,2,3]triazol-2-yl)-4-methyl-6-(2-methylallyl)phenol(98809-58-6);2-Allyldrometrizole(2170-39-0);Drometrizole trisiloxane (DMTS)(155633-54-8);DL-Camphorsulfonic acid(5872-08-2);L-Camphorsulfonic acid(35963-20-3);D-Camphorsulfonic acid(3144-16-9);Terephthalylidene Dicamphor Sulfonic Acid(92761-26-7);Diethyl [4-(prop-2-yn-1-yloxy)benzylidene]propanedioate(146763-69-1);Hexamidine diisocyanate(659-40-5);4'-Hydroxyacetophenone(99-93-4);Bemotrizinol(187393-00-6);Diethylhexyl butamido triazone(154702-15-5);2-(4-Methoxyphenyl)-4,6-bis(trichloromethyl)-1,3,5-triazine(3584-23-4);[3-[[4-[4,6-Bis(trichloromethyl)-1,3,5-triazin-2-yl]phenyl]thio]propanoic acid(381731-78-8);Pterostilbene(537-42-8);Resveratrol( 501-36-0);Aloe emodin( 481-72-1);Apigenin(520-36-5);Fisetin(528-48-3);DL-Octopamine hydrochloride(770-05-8);Synephrine ( 5985-28-4);Arecoline hydrobromide(300-08-3);Honokiol(35354-74-6);Astaxanthin(472-61-7);Xanthophyll(127-40-2);(Trifluoromethyl)trimethylsilane(81290-20-2);Diethylaminosulfur trifluoride(38078-09-0);Methyl 2,2-difluoro-2-(fluorosulfonyl)acetate(680-15-9);Ethyl trifluoropyruvate(13081-18-0);1,3-Dihydro-3,3-dimethyl-1-(trifluoromethyl)-1,2-benziodoxole(887144-97-0);1-TrifluoroMethyl-1,2-benziodoxol-3(1H)-one(887144-94-7);2,2,2-Trifluoroethylamine(753-90-2);Triethylamine (73602-61-6);N-(Trifluoromethylthio)phthalimide(719-98-2);DifluoroMethyltriMethylsilane(65864-64-4);2,2,2-Trifluoroethyl trifluoromethanesulfonate(6226-25-1);N-Phenyl-bis(trifluoromethanesulfonimide)(37595-74-7);2,2,2-Trifluoroethylamine hydrochloride(373-88-6);Difluorobromoacetic acid(354-08-5);Hydrogen fluoride pyridine(32001-55-1);Bis(2-methoxyethyl)aminosulfur trifluoride(202289-38-1);2-(Fluorosulfonyl)difluoroacetic acid(1717-59-5);1-Fluoro-4-Methyl-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate)(159269-48-4);Methyl chlorodifluoroacetate(1514-87-0);1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane(140681-55-6) bis(tetrafluoroborate);N-Fluorobenzenesulfonimide(133745-75-2);S-(Trifluoromethyl)dibenzothiophenium tetrafluoroborate(131880-16-5);Difluoromethyl 2-pyridyl sulfone(1219454-89-3);Trimethylsilyl 2-(fluorosulfonyl)difluoroacetate(120801-75-4);Triethyl(trifluoromethyl)(120120-26-5);TriMethyl(broModifluoroMethyl)silane(115262-01-6);Trifluoromethanesulfonyl chloride(421-83-0);1-(fluorosulfonyl)-2,3-dimethyl-1H-imidazol-3-ium trifluoromethanesulfonate(2179072-33-2);(1,10-Phenanthroline)(trifluoroMethyl)copper(I)(1300746-79-5);2,2-DIFLUOROETHYL TRIFLUOROMETHANESULFONATE(74427-22-8);Ethyl 2,2-Difluoropropionate(28781-85-3);Hexafluoroacetylacetone(1522-22-1);2-Fluoroacrylic acid(430-99-9);1-Iodo-3,3,3-trifluoropropane(460-37-7);1H,1H,2H,2H-PERFLUORO-1-OCTANOL(647-42-7);N,N'-Methylenebisacrylamide(110-26-9);1-Iodo-1H,1H,2H,2H-perfluorodecane(2043-53-0);Perfluorobutanesulfonic anhydride(36913-91-4);Trifluoroacetophenone(434-45-7);2,2-Bis(4-aminophenyl)hexafluoropropane(1095-78-9);2,5-Difluoropyridine(84476-99-3);1H,1H,2H,2H-PERFLUOROOCTYLTRIETHOXYSILANE(51851-37-7);1H,1H,2H,2H-PERFLUOROOCTYLTRIMETHOXYSILANE(85857-16-5);METHYL 3,3,3-TRIFLUOROPROPIONATE(" 18830-44-9");Perfluoropropionic anhydride(356-42-3);1H,1H,7H-Dodecafluoroheptyl methacrylate(2261-99-6);Octafluoronaphthalene(313-72-4);PENTAFLUOROPHENYL TRIFLUOROACETATE(14533-84-7);Difluoroacetic anhydride(401-67-2);1,1,1-Trifluoro-2,3-epoxypropane(359-41-1);Perfluoropropionic acid(422-64-0);Potassium pentafluoropropionate(378-76-7);5-Bromo-2-(trifluoromethoxy)aniline(886762-08-9);Silver tetrafluoroborate(14104-20-2);3-Nitro-4-(trifluoromethoxy)Bromobenzene(95668-20-5);3,3-DIFLUOROPYRROLIDINE HYDROCHLORIDE(163457-23-6);MOLYBDENUM HEXAFLUORIDE;4-Hydroxy-3-methoxystyrene(7783-77-9);3-Cyanobenzoic acid(1877-72-1)
参展展会
第二十三届世界制药原料中国展
展会时间
2025-03-06至2025-07-31
展位号
E10D30
展品分类
Active Pharmaceutical Ingredients;Intermediates & Fine Chemicals;CMO & CRO;Veterinary Drug & Feed Additives
参展信息
×