Process for removing 1,4-dioxane from production of ethoxylated alkyl sulfate

Application Number  00129131 Application Date  2000.09.28 Publication Number  1345719 Publication Date  2002.04.24 Priority Information     International Classification  C07C303/44;C07C305/02;C07C305/10   Applicant(s) Name  Zhejiang Jilida Chemical Co., Ltd.   Address     Inventor(s) Name  Leng Xiaoli;Yang Xinchang;Sun Minghe   Patent Agency Code  33100 Patent Agent  hu gongjuan AbstractIn present invention, AES crude product is produced by Read more

Intermediate for preparing 1,4-disubstituted tetraazolequinolinone

Application Number: 00121913Application Date: 2000.07.22Publication Number: 1304932Publication Date: 2001.07.25Priority Information: 1995/3/23 JP 88619/95International: C07D257/04Applicant(s) Name: Nihon Bayer Agrochem K.K.Address: Inventor(s) Name: Itsushima Toshio;Kitakawa Yoshinori;Ito SeishiPatent Agency Code: 72001Patent Agent: zhou huiminAbstract The invention relates to a novel intermediates for preparing 1,4-disubstituted tetrazolinones of formula (II), wherein X represents C1-4 alkyl, n represents 1, 2, 3 Read more

Preparation of 1,1,1,3,3-pentachloropropane

Application Number: 00122013Application Date: 2000.07.20Publication Number: 1335291Publication Date: 2002.02.13Priority Information: International: C07C17/278;C07C19/01Applicant(s) Name: Zhejiang Chemical Science &. Technology Group Corp., Ltd.Address: Inventor(s) Name: Yu Xiaohua;Du Guohao;Zhang WeihuaPatent Agency Code: 33100Patent Agent: liang yinchunAbstract The preparation process of 1,1,1,3,3-pentachloropropane in high selectivity and high conversion rate is the reaction of carbon tetrachloride and chloroethylene inside one Read more

1,2,4,5-tetrahydro-benzo[d] azepine compound

Application Number: 00122523Application Date: 2000.08.04Publication Number: 1283623Publication Date: 2001.02.14Priority Information: 1999/8/6 EP 99115557.3International: A61K31/55;A61K51/00;A61P25/00;C07D401/04;C07D401/14;C07D403/14Applicant(s) Name: F. Hafman-Raroche S.A.Address: Inventor(s) Name: G. Adan;A. Bingry;H.-P. MargiPatent Agency Code: 11038Patent Agent: du jingyangAbstract The present invention is concerned with 1,2,4,5-tetrahydro-benzo[d]azepin derivatives as well as with their pharmaceutically acceptable salts in their racemic and optically active form, which compounds Read more

3-(substituted phenyl) 1,2,3-benzotriazine-4-ketone compound with weeding activity

Application Number: 00123023Application Date: 2000.09.26Publication Number: 1345722Publication Date: 2002.04.24Priority Information: International: A01N43/707;C07D253/04Applicant(s) Name: Shenyang Inst. of Chemical EngineeringAddress: Inventor(s) Name: Xu Jidong;Li BinPatent Agency Code: 21101Patent Agent: cong fenglanAbstract The present invention relates to a kind of 3 (substituted phenyl) 1,2,3-phentriazine-4-ketone compound. Said invention also provides its general formula.

Process for preparing 1,3-propanediol by hydrogenating 3-hydroxypropanal

Application Number: 00125117Application Date: 2000.09.12Publication Number: 1342633Publication Date: 2002.04.03Priority Information: International: C07C29/151;C07C31/20Applicant(s) Name: Shanghai Petro-Chemical Co LtdAddress: Inventor(s) Name: Xu Zehui;He Zhigen;Guo ShizhuoPatent Agency Code: 31102Patent Agent: yuan mengchangAbstract A process for preparing 1,3-propanediol features hydrogenating 3-hydroxypropanal at 30-150 deg.C and under 3-10 MPa of hydrogen pressure in the existance of catalyst which is granular Read more

Small amount of water adding process in preparing cis-rich 1,4-polybutadine rubber

Application Number: 00111052Application Date: 2000.05.19Publication Number: 1324873Publication Date: 2001.12.05Priority Information: International: C08F2/04;C08F136/06Applicant(s) Name: Qilu Petrochemical Co., SINOPECAddress: Inventor(s) Name: Fan Jikuan;Gu Youli;Song HongpengPatent Agency Code: 37103Patent Agent: geng xiaAbstract A microwater adding process for preparing cis-rich 1,4-polybutadiene rubber is characterized by that water and small portion of butadiene are formed into saturated aqueous solution, and Read more

Catalyst for preparing 1,3-propanediol by hydrogenating 3-hydroxypropanal

Application Number: 00125118Application Date: 2000.09.12Publication Number: 1342521Publication Date: 2002.04.03Priority Information: International: B01J25/02Applicant(s) Name: Shanghai Petro-Chemical Co LtdAddress: Inventor(s) Name: Xu Zehui;Hu Zhigen;Guo ShizuoPatent Agency Code: 31102Patent Agent: yuan mengchangAbstract A catalyst for preparing 1,3-propanediol by hydrogenating 3-hydroxypropanal is a granular (granularity of 0.01-0.1 mm) Raney Ni alloy, whose formula is Al-Ni-A, where A is one Read more

Prepn. of cir-rich 1,4-polybutadine rubber for tyre

Application Number: 00111053Application Date: 2000.05.19Publication Number: 1324874Publication Date: 2001.12.05Priority Information: International: C08F2/04;C08F136/06Applicant(s) Name: Qilu Petrochemical Co., SINOPECAddress: Inventor(s) Name: Fan Jikuan Gu Youli;Song HongpengPatent Agency Code: 37103Patent Agent: geng xiaAbstract The preparation method of cis-rich, 1,4-polybutadiene ruber for tyre adopts the polymerization and microwater addition process, utilizes catalyst formulation, polymerization temp. and microwater for cooperation Read more

Process for removing micro residue of aldehyde material from 1,3-propylene-glycol

Application Number: 00125395Application Date: 2000.09.26Publication Number: 1345710Publication Date: 2002.04.24Priority Information: International: C07C29/76;C07C31/20Applicant(s) Name: Shanghai Petrochemical Co., Ltd.Address: Inventor(s) Name: Xu Zehui;Xia Ronghui;Cao QiangPatent Agency Code: 31121Patent Agent: shen yuanAbstract The present invention relates to a method for removing microresidual aldehyde substance from 1,3-propylene glycol, including the following steps: using granular clay to treat 1,3-propylene glycol Read more

Treatment and source recovering method for waste water of 1,4-dihydroxy anthraquinone produetion

Application Number: 00112386Application Date: 2000.07.10Publication Number: 1280102Publication Date: 2001.01.17Priority Information: International: C02F1/42Applicant(s) Name: Nanjing Univ.Address: Inventor(s) Name: Zhang Quanxing;Zhang Xiao;Chen JinlongPatent Agency Code: 32204Patent Agent: huang jiadongAbstract Waste water is made to pass through macroporous adsorption resin of styrene-divinyl benzene copolymer so that phthalic acid and anthraquinone compounds are adsorbed onto macroporous resin, and the Read more

17,21-ester substituted 1,4-diene-3-keto-9,11-epoxy steroid compound

Application Number: 00114929Application Date: 2000.03.16Publication Number: 1314416Publication Date: 2001.09.26Priority Information: International: C07K9/00;C07K17/00Applicant(s) Name: Hualian Pharmaceutical Co., Ltd., ShanghaiAddress: Inventor(s) Name: Fan Guoping;Qiu HaigenPatent Agency Code: 31121Patent Agent: ouyang dunli xu ruideAbstract The epoxy steroid compound is prepared through introducing 21-p-methyl benzene sulfonate and 17-furoate successively to 1,4-diene-3-keto-9,11-epoxy steroid compound. The compound can find its wide Read more

Method for preparing 1,3-di-(-3-nitrophenoxy) benzene

Application Number: 00115014Application Date: 2000.03.21Publication Number: 1314339Publication Date: 2001.09.26Priority Information: International: C07C201/14;C07C205/38Applicant(s) Name: Shanghai City Synthetic Resin Inst.Address: Inventor(s) Name: Yu Xinhai;Yan Kunming;Cai XianqinPatent Agency Code: 31104Patent Agent: li shengzhuAbstract The reaction process of resorcin and 1-bromo-3-nitrobenzene to prepare 1,3-di-(-3-nitro phenoxy) benzene includes the reflux reaction of anhydrous potassium carbonate and resorcin in the mixture Read more

Process for preparing 1,4-dihydroxyl anthraquinone

Application Number: 00116098Application Date: 2000.10.25Publication Number: 1289756Publication Date: 2001.04.04Priority Information: International: C07C50/18Applicant(s) Name: Xiao ShujunAddress: Inventor(s) Name: Xiao Shujun;Li Jian;You ChuanbeiPatent Agency Code: 42103Patent Agent: wang fanbanAbstract A process for preparing 1,4-dihydroxyl anthraquinone features that sulfuric acid is used as solvent and dewatering agent, boric acid is used as catalyst, and phenyl anhydride and hydroquinone Read more

New polypeptide-human 1,4,5-triphosphate inositol receptor protein 13.42 and polynucleotide for encoding such polypeptide

Application Number: 00116319Application Date: 2000.06.05Publication Number: 1326953Publication Date: 2001.12.19Priority Information: International: A61K31/7088;A61K38/16;A61K38/17;A61K39/395;A61P7/00;A61P31/00;A61P31/18;A61P35/00;A61P37/00;C07H21/00;C07K14/00;C07K14/435;C07K16/00;C07K16/18;C12N15/10;C12N15/11;C12N15/12;C12N15/63;C12N15/64;C12P21/00;C12Q1/68;G01N33/68Applicant(s) Name: Bode Gene Development Co., Ltd., ShanghaiAddress: Inventor(s) Name: Mao Yumin;Xie YiPatent Agency Code: 00000Patent Agent: Abstract The present invention discloses one new kind of polypeptide-human 1,4, 5-triphosphate inositol receptor protein 13.42, polynucleotide for encoding this polypeptide and DNA recombination process to produce Read more

Use of 1,1-di(4-chlorophenyl-2,2,2-trichloroalcohol adduct

Application Number: 00117894Application Date: 2000.05.31Publication Number: 1319579Publication Date: 2001.10.31Priority Information: 1989/7/18 ES 8902527; 1990/6/27 ES 9001766International: C07C33/46Applicant(s) Name: Elf Atochem S.A.Address: Inventor(s) Name: J.P. Adelubao;J.C. SulaPatent Agency Code: 72001Patent Agent: tan mengshengAbstract The invention relates to a method for preparing 1,1-di(4-chlorophenyl-2,2,2-trichloroalcohol adduct from mixture containing 1,1-bis(4-chlorophenyl)-2,2,2-trichloroethanol and at least one of 1-(4-chlorophenyl)-1-(2-chlorophenyl)-2,2,2-trichloroethanol, 1-(4-chlorophenyl)-1-(2-chlorophenyl)-2,2,2-trichloroethane and 1-(4-chlorophenyl)-1-(2-chlorophenyl)-2,2-dichloroethylene.

Use of 1,1-di (4-chlorophenyl)-2,2,2-trichloroalcohol adduct

Application Number: 00117895Application Date: 2000.05.31Publication Number: 1319578Publication Date: 2001.10.31Priority Information: 1989/7/18 ES 8902527; 1990/6/27 ES 9001766International: A01N31/00;C07C31/34Applicant(s) Name: Elf Atochem S.A.Address: Inventor(s) Name: J.P. Adelubao;J.D. SulaPatent Agency Code: 72001Patent Agent: tan mengshengAbstract The present invention relates to a method for producing an addition compound of 1,1-bis(4-chlorophenyl)-2,2,2-trichloroethanol using a mixture comprising 1,1-bis(4-chlorophenyl)-2,2,2-trichloroethanol(p,p'-dicofol)and at least a first Read more

Preparation method of medicinal composition containing 1,3-oxathin cyclopentane nucleoside analogues

Application Number: 00117901Application Date: 2000.05.26Publication Number: 1302612Publication Date: 2001.07.11Priority Information: 1991/8/1 GB 9116601.7International: A61K31/506;A61K31/7052;A61K38/21;A61P31/12Applicant(s) Name: Biochem Pharma Inc.Address: Inventor(s) Name: G. DiwongPatent Agency Code: 11038Patent Agent: li yingAbstract The present invention relates to a preparation method of medicinal composition comprising mixing, as active ingredient, (-) antimer of cis-4-amino-5-fluoro-1-(2-hydroxymethyl-1,3-oxathiolan-5-yl)-(1H)-pyrimidin-2-one and pharmaceuticall acceptable derivatives, and one or Read more

Catalyst for preparing gamma-butyrolactone by dehydrogenation of 1,4-butanediol and its application

Application Number: 00121572Application Date: 2000.08.14Publication Number: 1304795Publication Date: 2001.07.25Priority Information: International: B01J23/72Applicant(s) Name: Shanxi Inst of Coal Chemistry, Chinese Academy of SciencesAddress: Inventor(s) Name: Zhu Yulei;Su Hualian;Xiang HongweiPatent Agency Code: 14001Patent Agent: wei shuweiAbstract A catalyst for preparing gamma-butyolacton by dehydrogenating 1,4-butanediol contains CuO (30-70%), ZnO (15-40%), Al2O3 (2-24%) and assistant (0.001-9%) which may be Read more

Method for preparing 1,2-naphthaqinone-2-diazo-4-sulfonic acid chloride

Application Number: 00108630Application Date: 2000.04.14Publication Number: 1273968Publication Date: 2000.11.22Priority Information: 1999/4/15 JP 107843/1999International: C07C303/08;C07C309/88Applicant(s) Name: Toyo Snythesis Industries Co., Ltd.Address: Inventor(s) Name: Iida Hirotada;Tobishimia Naritada;Sato NaokiPatent Agency Code: 11038Patent Agent: du jingyangAbstract An effective method for producing 1,2-naphthoquinone-2-diazide-4-sulfonyl chloride at high yield, wherein formation of impurities is prevented. The method includes the following steps: 1,2-naphthoquinone-2-diazide Read more

Novel benzo-[3,4] cyclobutano [1,2-C] pyrroles compound, its prepn. and medicine composition containing the same

Application Number: 00108332Application Date: 2000.03.24Publication Number: 1274718Publication Date: 2000.11.29Priority Information: 1999/3/26 FR 9903811International: A61K31/403;A61P25/00;C07D207/16;C07D209/94Applicant(s) Name: Adir Et CompagnieAddress: Inventor(s) Name: J-L. Pegrien;B. Gomentte;A. DesignoesPatent Agency Code: 11038Patent Agent: liu jinhuiAbstract This invention relates a compound of formula (I) in which isomers and addition salts thereof with a pharmaceutically-acceptable acid or base, wherein: R1, R2 and Read more

Process for preparation of 1,6-anhydro-beta-D-pyranoglucose from self-pyrolyzed oil

Application Number: 00107956Application Date: 2000.06.01Publication Number: 1275573Publication Date: 2000.12.06Priority Information: International: C07H1/00;C07H3/10Applicant(s) Name: Ecological Environment Research Center, Chinese Academy of SciencesAddress: Inventor(s) Name: Zhang Hongxun;Zhuang Xuliang;Yang JianzhouPatent Agency Code: 00000Patent Agent: Abstract A preparation method of 1,6-anhydro-beta-D-glucopyranose (called LG for short) crystal by using pyrolyzed oil of starch or cellulosic material includes the following steps: Read more

1,2-epoxide-1-(methylthiomethyl) phenylethane derivatives

Application Number: 00103658Application Date: 2000.03.01Publication Number: 1289771Publication Date: 2001.04.04Priority Information: 1995/12/22 JP 335251/1995International: C07D249/00;C07D303/34Applicant(s) Name: SS Pharmaceutical Co., Ltd.Address: Inventor(s) Name: Tokizawa Sane;Taketa Tadashi;Kaneko YasushiPatent Agency Code: 11038Patent Agent: liu jinhuiAbstract The invention describes 1,2-epoxide-1-(methylthiomethyl) phenylethane derivatives of formula (3), wherein Y1 and Y2 each independently represents H, halogen or CF3.

Process for recrystalizing 1,3-diamino-phenoxy benzene

Application Number: 00102835Application Date: 2000.01.13Publication Number: 1269354Publication Date: 2000.10.11Priority Information: 1999/1/14 US 09/231039International: C07C209/82;C07C217/90Applicant(s) Name: National Starch and Chemical Investment Holding Corp.Address: Inventor(s) Name: L. J. SkeyiPatent Agency Code: 72001Patent Agent: zhong shouqiAbstract A process for purifying 1,3-bis(aminophenoxy benzene) (APB) on a manufacturing scale to at least 99.5% purity comprises the sequential steps of (a) Read more

Method for analyzing 1,3-diaminosulfourea by using high-performance liquid-phase chromatography

Application Number: 00102461Application Date: 2000.03.09Publication Number: 1304039Publication Date: 2001.07.18Priority Information: International: G01N30/02Applicant(s) Name: Shanxi Inst. of Coal Chemistry, Chinese Academy of SciencesAddress: Inventor(s) Name: Zhang Changming;Liu Zhenyu;Yang JianliPatent Agency Code: 14001Patent Agent: wei shuweiAbstract A method for analyzing 1,3-diaminothiourea by using HPLC selects Zorbax-ODS as chromatographic column support, uses methyl alcohol and water to prepare Read more

ARMOR CLEAN 5 IN 1 PINE ODOR DISINFECTANT

Product Name: ARMOR CLEAN 5 IN 1 PINE ODOR DISINFECTANT EPA Registration Number: 5185-177-47971 Use: Industrial Type: Disinfectant Status: Not Registered ‡ Toxicity Statement: Fish Signal Word: Danger Precautionary Statement: Oral & Dermal Flammable: N Formulation: Liquid Restricted: NONE Suspension Date: Not Available Nassau/Suffolk Use Allowed: Yes Initial Registration Date: 06/22/1987 AI Code Prefix Active Read more

Process for conversion of 2-(methylmercapto)-5-(trifluoromethyl) 1,3,4-thiadiazole into 2-(methyl sulfonyl)-5-(trifluoromethyl) 1,3,4 thiadiazole sulfone

Application Number: 00102368Application Date: 2000.02.17Publication Number: 1266849Publication Date: 2000.09.20Priority Information: 1999/2/17 US 09/251571International: C07D285/12Applicant(s) Name: Bayer Corp.Address: Inventor(s) Name: V. A. Plasard;J. J. Hansen;K. YelichiPatent Agency Code: 72001Patent Agent: zhang yuanzhongAbstract The present invention provides a process for making thiadiazole sulfones. In particular, the present process is used to make 2-(methyl-sulfonyl)-5-(trifluoromethyl)-1,3,4-thiadiazole using catalytic oxidation in Read more

ARDEN CALCIUM HYPOCHLORITE 1″ TABLETS

Product Name: ARDEN CALCIUM HYPOCHLORITE 1″ TABLETS EPA Registration Number: 69681-14 Use: Industrial Type: Disinfectant Status: Not Registered ‡ Toxicity Statement: Fish, Domestic Animals Signal Word: Danger Precautionary Statement: Oral, Dermal & Inhalation Flammable: N Formulation: Tablets Restricted: NONE Suspension Date: 06/30/2008 Nassau/Suffolk Use Allowed: Yes Initial Registration Date: 01/23/2007 AI Code Prefix Active Ingredient Read more

ARCH CONCENTRATED POOL CHLORINATING SMALL 1″ TABLETS

Product Name: ARCH CONCENTRATED POOL CHLORINATING SMALL 1″ TABLETS EPA Registration Number: 1258-905 Use: Swimming Pools Type: Disinfectant Status: Not Registered ‡ Toxicity Statement: Fish Signal Word: Danger Precautionary Statement: Oral, Dermal & Inhalation Flammable: N Formulation: Tablets Restricted: NONE Suspension Date: 12/31/2005 Nassau/Suffolk Use Allowed: Yes Initial Registration Date: 05/12/2000 AI Code Prefix Active Read more

Preparation of 1,3-dibenzyl-4,5-cis-dicarboxy-2-imidazolidone as D-biotin intermediate

Application Number: 00102046Application Date: 2000.02.24Publication Number: 1310177Publication Date: 2001.08.29Priority Information: International: C07D233/32Applicant(s) Name: Zhejiang Univ.Address: Inventor(s) Name: Li Haoran;Wang Congmin;Lei YiPatent Agency Code: 33200Patent Agent: han gemeiAbstract The present invention discloses preparation process of 1,3-dibenzyl-4,5-cis-dicarboxy-2-imidazolidone as D-biotin intermediate. The process includes the reaction between dibasic succinic acid and triphosgene in the presence of strong base, Read more