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Taizhou Volsen Chemical Co., Ltd.

202189 78 4 - manufacturer, factory, supplier from China

(Total 24 Products for 202189 78 4)

  • L-Alanine, N-[(S)-(2,3,4,5,6-pentafluorophenoxy)phenoxyphosphinyl]-, 2-Ethylbutyl Ester CAS 1911578-98-7

    L-Alanine, N-[(S)-(2,3,4,5,6-pentafluorophenoxy)phenoxyphosphinyl]-, 2-Ethylbutyl Ester CAS 1911578-98-7

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    Thera Category Anti Virus Cas No 1911578 98 7 Synonym L Alanine N S 2 3 4 5 6 pentafluorophenoxy phenoxyphosphinyl 2 Ethylbutyl Ester Molecular

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  • Relugolix Intermediate CAS 737789-61-6

    Relugolix Intermediate CAS 737789-61-6

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    Relugolix intermediate 1 4 1 2 6 difluorobenzyl 5 3 methoxypropyl methyl amino methyl 3 6 methoxy pyridazin 3 yl 2 4 dioxo 1 2 3 4 tetrahydrothieno 2 3 d pyrimidin 6 yl phenyl 3 methoxyurea CAS number is 737789 61 6 molecular formula C31H31F2N7O6S molecular weight 667 6829464 His synthetic process is as follows 1 1 2...

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  • Relugolix OR TAK385 ;TAK-385;TAK385 CAS 737789-87-6

    Relugolix OR TAK385 ;TAK-385;TAK385 CAS 737789-87-6

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    Relugolix CAS number is 737789 87 6 a new drug developed by Myovant and Takeda Pharmaceuticals is a small molecule gonadotropin releasing hormone GnRH receptor antagonist with potential For uterine fibroids endometriosis prostate cancer and other indications Relugolix has been evaluated in nearly 1 600 study...

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  • (5Z,7E)-5,7-Dodecadien-1-Ol Acetate CAS 78350-11-5

    (5Z,7E)-5,7-Dodecadien-1-Ol Acetate CAS 78350-11-5

    • Model No.: 78350-11-5

    • Place of Origin: CHINA

    • Transportation: Ocean,Air

    Sex pheromone of masson pine caterpillar whose main ingredient is 5Z 7E 5 7 Dodecadien 1 ol acetate CAS number 78350 11 5 The synthesis process is as below 1 Under the protection of argon drop the tetrahydrofuran solution of 2 heptyn 1 ol into lithium tetrahydroaluminum at 0 C and stir the reaction at room temperature...

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  • Histone Deacetylase Inhibitor Givinostat(Gavinostat)CAS 497833-27-9

    Histone Deacetylase Inhibitor Givinostat(Gavinostat)CAS 497833-27-9

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    Givinostat CAS Number is 497833 27 9 which is an orally bioavailable hydroxymate inhibitor of histone deacetylase HDAC with potential anti inflammatory anti angiogenic and antineoplastic Thera Category

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  • 3-Chloro-10,11-dihydro-5H,9H-6-oxa-benzo[a]anthracen-8-one For Velpatasvir 1378388-20-5

    3-Chloro-10,11-dihydro-5H,9H-6-oxa-benzo[a]anthracen-8-one For Velpatasvir 1378388-20-5

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    The full chemical name of Velpatasvir intermediate GS 5818 interMediate is 3 Chloro 10 11 dihydro 5H 9H 6 oxa benzo a anthracen 8 one cas number 1378388 20 5 It Uses 2 bromo 5 chlorobenzyl bromide as raw material alkylation reaction with 7 hydroxytetralinone under the action of potassium carbonate to obtain an...

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  • 3-(2-Bromoacetyl)-10,11-Dihydro-5H-Benzo[d]naphtho[2,3-b]Pyran-8(9H)-One For Velpatasvir 1378390-29-4

    3-(2-Bromoacetyl)-10,11-Dihydro-5H-Benzo[d]naphtho[2,3-b]Pyran-8(9H)-One For Velpatasvir 1378390-29-4

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    Velpatasvir intermediate 3 2 Bromoacetyl 10 11 dihydro 5H benzo d naphtho 2 3 b pyran 8 9H one CAS number is 1378390 29 4 The main methods of synthesis are as follows 1 1 Bromo 2 bromomethyl 4 chlorobenzene is catalyzed by palladium pivalate coupled with tri 4 fluorophenyl phosphine coupled to form a 3 chloro 10 11...

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  • 5-Phenoxyisobenzofuran -1(3H)-One For FG-4592 Roxadustat CAS 57830-14-5

    5-Phenoxyisobenzofuran -1(3H)-One For FG-4592 Roxadustat CAS 57830-14-5

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    Thera Category Anti anemia Cas No 57830 14 5 Synonyms 5 Phenoxy 1 3H isobenzofuranone 1 3H Isobenzofuranone 5 phenoxy Related Reference 1 3H Isobenzofuranone 5 phenoxy 5 phenoxyisobenzofuran 1 3H one 5 phenoxy 3H 2 benzofuran 1 one ROXA 025 MF

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  • 4,6-DICHLORO-5-NITRO-2-PROPYLTHIOPYRIMIDINE Used For Ticagrelor CAS 145783-14-8

    4,6-DICHLORO-5-NITRO-2-PROPYLTHIOPYRIMIDINE Used For Ticagrelor CAS 145783-14-8

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    The process of 4 6 DICHLORO 5 NITRO 2 PROPYLTHIOPYRIMIDINE CAS 145783 14 8 1 Add 700g of 4 6 dihydroxy 2 mercaptopyrimidine to 10kg of water add 5kg of 10 sodium hydroxide solution with stirring control temperature 25 C add 5kg of methanol 1 19kg of 1 brom after adding Propane stir the reaction at 40 45 C overnight...

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  • 4,6-Dichloro-2-(Propylthio)Pyrimidine-5-Amine For Ticagrelor CAS  145783-15-9

    4,6-Dichloro-2-(Propylthio)Pyrimidine-5-Amine For Ticagrelor CAS 145783-15-9

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    The ticagrelor intermediate 4 6 Dichloro 2 propylthio pyrimidine 5 amine CAS number 145783 15 9 his synthesis process is below 1 Add 4 6 dihydroxy 2 mercaptopyrimidine to water and add 10 NaOH and bromopropane in methanol at a temperature of 20 30 then raise the temperature to 30 40 and adjust the temperature for 11...

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  • 4-(2-(4,4-Dimethyl-4,5-Dihydrooxazol-2-yl)Propan-2-yl)Phenethyl 4-Methylbenzenesulfonate CAS 202189-76-2

    4-(2-(4,4-Dimethyl-4,5-Dihydrooxazol-2-yl)Propan-2-yl)Phenethyl 4-Methylbenzenesulfonate CAS 202189-76-2

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    • Model No.: 202189-76-2

    Thera Category Antihistamines Cas No 202189 76 2 Synonym Benzeneethanol 4 1 4 5 dihydro 4 4 dimethyl 2 oxazolyl 1 methylethyl 4 methylbenzenesulfonate ester 4 2 4 4 Dimethyl 4 5 dihydrooxazol 2 yl propan 2 yl phenethyl 4 methylbenzenesulfonate 2 4 1 4 4 Dimethyl 5H Oxazol 2 Yl 1 Methyl Ethyl Phenyl 2 4 1 4 4 dimethyl...

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  • Second-Generation Histamine Bilastine CAS 202189-78-4

    Second-Generation Histamine Bilastine CAS 202189-78-4

    • Brand: VOLSENCHEM

    • Packaging: 25KGS/DRUM

    • Min. Order: 1 Kilogram

    • Model No.: 202189-78-4

    Bilastine CAS number 202189 78 4 which is a second generation histamine H1 receptor antagonist with no hepatic first pass effect no central sedation no cardiotoxicity no interaction with cytochrome P450 enzyme substrates and with strong antihistamine properties for the treatment of urticaria and seasonal allergic...

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  • High Purity 1-Methyl-1H-Imidazol-4-Amine CAS  79578-98-6

    High Purity 1-Methyl-1H-Imidazol-4-Amine CAS 79578-98-6

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    1 methyl 1H imidazol 4 amine CAS number is 79578 98 6 molecular formula C4H7N3 molecular weight 97 1 Methyl 4 aminoimidazole is the main raw material for the preparation of conductive superhydrophobic coatings The preparation process of the conductive superhydrophobic coating is as following 15 parts by weight of...

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  • DPP-4 Inhibitor Omarigliptin CAS Number 1226781-44-7

    DPP-4 Inhibitor Omarigliptin CAS Number 1226781-44-7

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    Omarigliptin CAS number is 1226781 44 7 referred to as MK 3102 is an ultra long acting dipeptidyl peptidase 4 DPP 4 inhibitor oral hypoglycemic agent developed by Merck USA Once orally it can produce sustained DPP 4 inhibition has a new blood sugar lowering mechanism and has the advantages of not increasing body...

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  • Preparing Method of  Avanafil Intermediate  3 CAS 330785-81-4

    Preparing Method of Avanafil Intermediate 3 CAS 330785-81-4

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    Avanafil intermediate 3 CAS number is 330785 81 4 which is a key intermediate for Avanafil His traditional preparation method is using ethyl 4 hydroxy 2 methylthio 5 pyrimidinecarboxylate as a raw material and then chlorination to form ethyl 4 chloro 2 methylthio 5 pyrimidinecarboxylate Further an amino group...

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  • Anti-ED Drugs Avanafil CAS Number 330784-47-9

    Anti-ED Drugs Avanafil CAS Number 330784-47-9

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    Avanafil CAS number is 330784 47 9 developed by Japan s Tanabe Mitsubishi Pharmaceuticals Co Ltd and VIVUS Corporation In April 2012 the FDA approved the marketing of avanafil tablets for the treatment of male erectile dysfunction ED The only ED drug approved by the FDA that has an onset time of as little as 15...

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  • 4-Sulfonamidophenylhydrazine Hydrochloride  For Synthesis Celecoxib Cas 17852-52-7

    4-Sulfonamidophenylhydrazine Hydrochloride For Synthesis Celecoxib Cas 17852-52-7

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    • Certificate: Technical Support

    For the 4 Sulfonamidophenylhydrazine hydrochloride CAS number is 17852 52 7 The molecular formula is C6H10ClN3O2S it has a molecular weight of 223 68 Appearance is white to light yellow crystal powder It can be used in the manufacture of pesticides pharmaceuticals and dye intermediates In medicine 4...

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  • XOR Inhibitor Topiroxostat(FYX-051) Cas   577778-58-6

    XOR Inhibitor Topiroxostat(FYX-051) Cas 577778-58-6

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    • Certificate: Technical Support

    Topiroxostat CAS number is 577778 58 6 development code is FYX 051 which is a non steroidal selective xanthine oxidoreductase inhibitor that selectively and reversibly inhibits xanthine oxidoreductase and lowers serum uric acid value Topiroxostat has a competitive inhibitory effect on xanthine oxidoreductase thereby...

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  • Azilsartan N-2 Cas 1397836-41-7

    Azilsartan N-2 Cas 1397836-41-7

    • Brand: VOLSENCHEM

    • Packaging: 25KGS/DRUM

    • Min. Order: 1 Kilogram

    • Model No.: 1397836-41-7

    The first method about Azilsartan N 2 cas 1397836 41 7 use 3 nitro phthalic acid as the starting material after esterification acylation rearrangement and other steps to obtain the target compound the route using sodium azide and ethyl chloroformate as the reaction raw materials These two kinds of raw materials have a...

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  • 3-Methyl-3-buten-2-one CAS 814-78-8

    3-Methyl-3-buten-2-one CAS 814-78-8

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    3 methyl 3 buten 2 one Cas number 814 78 8 Molecular formula C5H8O Molecular weight 84 12 Melting point 54 C Boiling point 98 C Appearance is colorless transparent liquid The GC test result of Product is more than 97 Due to the flammability of 3 methyl 3 buten 2 one mixed with air we added stabilizer hydroquinone to...

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  • Nicergoline Cas 27848-84-6

    Nicergoline Cas 27848-84-6

    • Brand: VOLSENCHEM

    • Packaging: Export worthy packing

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    • Min. Order: 1 Gram

    Nicergoline Cas number is 27848 84 6 it is used for acute or chronic cerebrovascular disorders or cerebral metabolic dysfunction It also can treat chronic cerebral insufficiency caused by mobility problems language disorders tinnitus dizziness vision disorders dizziness headache insomnia memory loss inability to...

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  • 1,2-Dichloro-4-fluoro-5-nitrobenzene 2339-78-8

    1,2-Dichloro-4-fluoro-5-nitrobenzene 2339-78-8

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    1 2 Dichloro 4 fluoro 5 nitrobenzene 2339 78 8 Thera Category Fluorine Containing Compounds Cas No 2339 78 8 Synonym 3 4 Dichloro 2 fluoro 1 nitrobenzene 1 2 Dichloro 4 fluoro 5 nitrobenzene 4 5 Dichloro 2

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  • 5-FLUORO-2-NITROBENZONITRILE(50594-78-0)

    5-FLUORO-2-NITROBENZONITRILE(50594-78-0)

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    5 FLUORO 2 NITROBENZONITRILE 50594 78 0 Thera Category Fluorochemical compound Cas No 50594 78

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  • 1-(7-broMo-9,9-difluoro-9H-fluoren-2-yl)-2-chloro-Ethanone CAS 1378387-81-5

    1-(7-broMo-9,9-difluoro-9H-fluoren-2-yl)-2-chloro-Ethanone CAS 1378387-81-5

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    We are professional 1 7 broMo 9 9 difluoro 9H fluoren 2 yl 2 chloro Ethanone CAS 1378387 81 5 supplier It is widely used to synthesis Ledipasvir Ledipasvir is a potent NS5A protein application in treatment of hepatitis C Ledipasvir Intermediates CAS NO 1378387 81 5 is well known for its fast action formulation precise...

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Review

Josef Karel

Mar 29, 2020 5

I had a few issues I had to contact the company. Through communication problems were quickly resolved.And I have to say this is a great 202189 78 4 with a good price.
Ruhel Ahmed

Mar 28, 2020 4

Nice to deal with you. Thanks Very fast shipment. Only 3 weeks To my country From China. Very good product.Definitely will purchase 202189 78 4 again!
Mrs.flor

Mar 22, 2020 5

I highly recommend. Taizhou Volsen Chemical Co., Ltd. is a star. The 202189 78 4 is high quality. Aftersales support was just amazing.
We not only will try our greatest to offer you excellent services to each individual client, but also are ready to receive any suggestion offered by our buyers for 202189 78 4 , 202189-78-4 , CAS 202189-78-4 , We're confident to generate good achievements while in the future. We've been hunting forward to becoming one of your respective most dependable suppliers.
"The incredibly abundant projects administration experiences and 1 to one provider model make the superior importance of small business communication and our easy understanding of your expectations for 202189 78 4 , 202189-78-4 , CAS 202189-78-4 , Through more than 8 years of business we have accumulated rich experience and advanced technologies in the production of our products.

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