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Home> Products > Organic Intermediates > Pharmaceutical Intermediates > CAS DataBase Listed 5 > CAS 50-33-9
50-33-9 structure 3D

50-33-9

  • Molecular Weight: 308.3743
  • Formula: C19H20N2O2
  • Name: 4-Butyl-1,2-diphenyl-3,5-dioxopyrazolidine
  • Synonyms: Phenylbutazone; 4-Butyl-1,2-diphenyl-3,5-pyrazolidinedione; 1,2-Diphenyl-4-butyl-3,5-pyrazolidinedione; 1,2-Diphenyl-3,5-dioxo-4-butylpyrazolidine; 5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one; 1,2-Diphenyl-3,5-dioxo-4-n-butylpyrazolidine; 3,5-Dioxo-1,2-diphenyl-4-n-butylpyrazolidine
Properties Safety and Handling MSDS NMR Spectrum Synthesis Route Precursor and Product Computational chemical data
Identification of 50-33-9 Safety Data
  • [Risk Codes]
  • R45:May cause cancer
  • R20/21/22:Harmful by inhalation, in contact with skin and if swallowed
  • R36/37/38:Irritating to eyes, respiratory system and skin
  • R42/43:May cause sensitization by inhalation and skin contact
  • [Safety Statements]
  • S53:Avoid exposure - obtain special instruction before use
  • S22:Do not breathe dust
  • S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
  • S36/37/39:Wear suitable protective clothing, gloves and eye/face protection
  • S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
  • Hazard Symbols:
  • HazardClass:6.1(b)
Properties
  • Appearance:
  • off-white powder
  • Molecular Weight:
  • 308.3743
  • Density:
  • 1.173
  • Boiling Point:
  • 424.9°Cat760mmHg
  • Melting Point:
  • 104-107℃
  • Flash Point:
  • 174.3°C
  • Storage Temperature:
  • -20°C Freezer
  • Solubility:
  • <0.1 g/100 mL at 23.5 oC
  • Stability:
  • Stable. Incompatible with strong oxidizing agents, strong acids, strong bases.
  • Usage:
  • A non-steroidal anti-inflammatory compound. An inhibitor of cyclooxygenase that is also a substrate for peroxidation by cyclooxygenase
  • More Properties>>
Upstream Product Downtream information
There are 217 suppliers who can provide 4-Butyl-1,2-diphenyl-3,5-dioxopyrazolidine with CAS No. 50-33-9
Phenylbutazone
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Updatetime:Oct 21 2013 
Hangzhou UNIWISE International Co.,Ltd.
  • Tel:+86-571-28819531
  • Fax:+86-571-28819532
  • Address:E-19F, Dongqiing Building, 52 Qingchun Rd, Hangzhou, China
Contact Supplier
Phenylbutazone
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Updatetime:Oct 06 2013 
Beijing Hengrun Weiyuan Biotechnologies,. Inc.
  • Tel:+86-(10)-6969-6397
  • Fax:+86-(10)-6969-6397
  • Address:Room A624, No.58 Liangguan Road, Fangshan District, Beijing 102000,
Contact Supplier
Phenylbutazone
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Updatetime:Sep 05 2013 
LIANYUNGANG RUNHOU INT'L TRADING CO LTD
  • Category:LLC (Ltd Liability Corp)
  • Registered Time:2002
  • Registered Capital:US$1 Million - US$2.5 Million
  • Employees:11 - 50 People
  • Tel:86--0518--85476985
  • Fax:+86-0518-85479950
  • Address:NO.9-216 YIPINYUAN.JULONG(N)58#.LIANYUNGANG--222001.CHINA.
Main Products
Chemical/API
Contact Supplier
Phenylbutazone
  • FOB Price:135 RMB/Kilogram 
  • Cas No:50-33-9 
  • Purity:99% 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Description:Phenylbutazone English name: Phenylbutzone CAS Number :50 -33-9 Packing specifications: 25kg Specification: 99% Molecular formula: C19H20N2O2 Molecular Weight: 308.38 CAS No. :50-33-9 Properties: white or almost white crystalline powde
  • Updatetime:Aug 27 2013 
Hubei Datong Bio-chemical Technology Co.,LTD.
  • Category:Corporation/Limited Liability Company
  • Registered Time:2011
  • Registered Capital:US$2.5 Million - US$5 Million
  • Employees:11 - 50 People
  • Tel:86-27-87666702
  • Fax:86-27-87666702
  • Address:gold bridge of Macheng City Economic Development Zone
Main Products
Mestanolone,Diethylstilbestrol,Methyl 3-aminocroton,Gestodene,Ethinyl estradiol,Eprinomectin,Desoxycortone Acetate,Estrone,Sodium acrylate,Clomiphene ,Venlafaxine,Formestane
Contact Supplier
PHENYLBUTAZONE
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Description:EC NO:200-029-0 MF:C19H20N2O2 Synonyms:4-Butyl-1,2-diphenyl-3,5-pyrazolidinedione;
  • Updatetime:Aug 07 2013 
JAI RADHE SALES
  • Category:Partnership
  • Registered Time:1999
  • Fax:0091-79-26569884
  • Address:309/310 HARIKRUPA TOWER,NR.OLD SHARDA MANDIR CHAR RASTA,ELLISBRIDGE ,AHMEDABAD,GUJRAT , INDIA.
Main Products
"Active Pharmaceutical Ingredients"," Agro Chemicals", "Pellets"," Phyto chemicals", "Excipients and Fine Chemical"
Contact Supplier
Phenylbutazone
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Updatetime:Jul 24 2013 
Hangzhou Starshine Pharmaceutical Co., LTD
  • Category:Corporation/Limited Liability Company
  • Registered Time:2000
  • Registered Capital:US$101 Thousand - US$500 Thousand
  • Employees:11 - 50 People
  • Tel:86-571-8696517
  • Fax:86-571-8696163
  • Address:Fengqi East Road, Hangzhou, China.
Main Products
API, VITAMINS and EXTRACTS.
Contact Supplier
Phenylbutazone CAS: 50-33-9
  • FOB Price:1 USD/Kilogram 
  • Cas No:50-33-9 
  • Min.Order:1/Kilogram 
  • Purity:More than 99% 
  • Supply Ability:50000 Year/Metric Ton 
  • Formula:C19H20N2O2 
  • Payment:L/C,T/T, 
  • Updatetime:Apr 27 2013 
Hubei Seven Eight Nine Chemical Limited Company
  • Category:LLC (Ltd Liability Corp)
  • Registered Time:2012
  • Registered Capital:US$101 Thousand - US$500 Thousand
  • Legal Representative:Hanyin Zhang
  • Employees:51 - 100 People
  • Tel:86-27-88111933
  • Fax:86-27-88111933
  • Address:13F, 7B, Gezhouba Dam International Plaza, Jiangha
Main Products
Water treatment products, chemical raw materials, pharmaceutical intermediates, Diethyl Fluoromalonate, Dyes and pigments
Contact Supplier
4-Butyl-1,2-diphenyl-3,5-dioxopyrazolidine
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Appearance:off-white powder 
  • Einecs:200-029-0 
  • Description:Quick Details CAS No.: 50-33-9 Melting Point: 104-107 °C Boiling Point: 424.9 °C at 760 mmHg Flash Point: 174.3 °C Solubility: water: <0.1 g/100 mL at 23.5 °C Appearance: off-white powder Risk Codes
  • Updatetime:Oct 11 2012 
LIANYUNGANG ZHONGYI INTERNATIONAL TRADE CO.,LTD.
  • Tel:+86-518-85838259
  • Fax:+86-518-85838168
  • Address:A-R2008 LONGHE BUILDING CANGWU ROAD LIANYUNGANG JIANGSU CHINA
Contact Supplier
Phenylbutazone
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Updatetime:Jun 06 2012 
HangZhou Peak Chemical Co.,Ltd
  • Tel:+86-571-88233073
  • Fax:+86 571 8542 0855
  • Address:Rm. 3-502,Building 3 Tucuiyuan,Lakeside Garden,No.176 Wenyi West Road, HangZhou,China
Contact Supplier
Phenylbutazone
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Updatetime:Jan 13 2012 
Honor Chemicals China Co., Ltd
  • Tel:+86-21-61097535
  • Fax:+86-21-61097563
  • Address:100,JinYu Road, Pudong Shanghai , China
Contact Supplier
Phenylbutazone
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Updatetime:Nov 03 2011 
Nantong Jinghua Pharmaceutical Co., Ltd.
  • Tel:+86-(513)-85609405/85609406
  • Fax:+86-(513)-85609407
  • Address:9, Xingtai Road, Gangzha Economic Development Zone, Nantong, Jiangsu,
Contact Supplier
Phenylbutazone
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Updatetime:May 18 2011 
Wujiang Yingchuang Chemical Co., Ltd.
  • Tel:+86-(25)-8645 8768
  • Fax:+86-(25)-8645 5019
  • Address:215 Ying Tian Da Street, JianYe, Nanjing, Jiangsu 210017,
Contact Supplier
PHENYLBUTAZONE
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Description:EC NO:200-029-0 MF:C19H20N2O2 Synonyms:4-Butyl-1,2-diphenyl-3,5-pyrazolidinedione;
  • Updatetime:Apr 08 2011 
ORICHEM INTERNATIONAL LTD.
  • Registered Time:0
  • Tel:86-0571-85270505
  • Fax:86-0571-85270303
  • Address:FLAT E,16/F,1 HUAZHE PLAZA,HANGZHOU,
Main Products
dyes, intermediate, APIs
Contact Supplier
Phenylbutazone
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Updatetime:Dec 18 2010 
WELL CHEMICAL LIMITED
  • Tel:+86-21-64015591
  • Address:Shanghai
Contact Supplier
Phenylbutazone
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Updatetime:Dec 18 2010 
VETCHEM Biochemistry Science
  • Registered Time:0
  • Tel:+86-21-593837
  • Address:No.2 Jinshanwei Industrial Zon,Shanghai 200120 China
Main Products
Animal pharmaceutical and chemical
Contact Supplier
Phenylbutazone
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Updatetime:Dec 18 2010 
LKT Laboratories, Inc.
  • Tel:+1-(651)-644-8357
  • Fax:+1-(651)-644-8424
  • Address:2233 University Avenue West, St. Paul, Minnesota 55114-1629,
Contact Supplier
Phenylbutazone
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Updatetime:Dec 18 2010 
Lianyungang Zhongyi Fine Chemical Industry Co., Ltd.
  • Tel:86-518-85838167 85838259 85838257 13901906227
  • Fax:86-518-85838168
Contact Supplier
Phenylbutazone
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Updatetime:Dec 18 2010 
Dalian Huitong International Co., Ltd
  • Tel:+86-0411-39756198,39792808,84800785
  • Fax:+86-0411-39756178
  • Address:Rm1201,Xinghaiwangzuo Building,no.572 Zhongshan road,Dalian,China
Contact Supplier
Phenylbutazone
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Updatetime:Dec 18 2010 
Beijing HuameiHuli Biochem Ltd
  • Tel:010-86181995
  • Fax:010-86860610
  • Address:Beijing TongZhou District
Contact Supplier
Phenylbutazone
  • Cas No:50-33-9 
  • Formula:C19H20N2O2 
  • Einecs:200-029-0 
  • Updatetime:Dec 18 2010 
NINGBO PANGS CHEM INT’L CO., LTD.
  • Tel:+86-0574-27666801
  • Fax:+86-0574-27668686
  • Address:Floor 21, Building 11, Xintiandi, No. 689, Shijiroad, Ningbo, Zhejiang, China
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