Products
  • Products
  • Buy offers
  • Encyclopedia
  • Msds lib
  • Synthesis
  • Reach Info
  • Suppliers
Home> Products > Organic Intermediates > Pharmaceutical Intermediates > CAS DataBase Listed 9 > CAS 91-56-5
91-56-5 structure 3D

91-56-5

  • Molecular Weight: 147.1308
  • Formula: C25H28CLNO9
  • Name: 5,8,11-Trioxa-2,3,13,14-tetraazapentadecanedioicacid, 4,12-dioxo-, diethyl ester (9CI)
  • Synonyms: Isatin; Isatine; NSC 9262; Pseudoisatin; 2,3-Indolindione; 2,3-Dioxoindoline; 2,3-Indolinedione; Isatic acid lactam; 2,3-Diketoindoline; Indole-2,3-dione(8CI); Isatinic acid anhydride; 2,3-Dioxo-2,3-dihydroindole; 2,3-Dihydroindole-2,3-dione; o-Aminobenzoylformic anhydride; 2,3-Dihydro-1H-indole-2,3-dione
Properties Safety and Handling Reach Info MSDS NMR Spectrum Synthesis Route Precursor and Product Computational chemical data
Identification of 91-56-5 Safety Data
  • [Risk Codes]
  • R36/37/38:Irritating to eyes, respiratory system and skin
  • [Safety Statements]
  • S24/25:Avoid contact with skin and eyes
  • Hazard Symbols:
  • HazardClass:6.1(b)
Properties
  • Appearance:
  • yellow to reddish crystalline solid
  • Molecular Weight:
  • 147.1308
  • Density:
  • 1.534
  • Melting Point:
  • 193-195℃
  • Flash Point:
  • 145.6°C
  • Storage Temperature:
  • Store at RT.
  • Refractive index:
  • 1.661
  • Solubility:
  • Slightly soluble SOLVENT AUTOIGNITION
  • Stability:
  • Stable. Incompatible with strong acids.
  • Usage:
  • Production of vat dyes.

  • More Properties>>
Upstream Product Downtream information
There are 204 suppliers who can provide 5,8,11-Trioxa-2,3,13,14-tetraazapentadecanedioicacid, 4,12-dioxo-, diethyl ester (9CI) with CAS No. 91-56-5
Isatin
  • Cas No:91-56-5 
  • Purity:98%min 
  • Formula:C8H5NO2 
  • Appearance:Yellow to red crystalline powder 
  • Einecs:202-077-8 
  • Description:High quality with nice price! J&H chemical provides you with the best chemical compounds you are looking for!
  • Updatetime:Nov 13 2015 
Hangzhou J&H Chemical Co., Ltd
  • Category:Corporation/Limited Liability Company
  • Registered Time:2002
  • Registered Capital:US$501 Thousand - US$1 Million
  • Employees:11 - 50 People
  • Tel:86-571-87396430
  • Fax:86-571-87396431
  • Address:No.200 Zhenhua Rd.Xihu Industrial Park, Hangzhou 310030, China
5YRS Main Products
3,5-Dibromoanisole,5-Fluoro-2-nitroanisole,Doxorubicin hydrochloride,Diethyl 4-oxoheptanedioate,1,5-Diphenylpenta-1,4-dien-3-one,3,5-Dimethoxy-4-hydroxycinnamic acid
Contact Supplier
Isatin
  • Cas No:91-56-5 
  • Min.Order:10/Kilogram 
  • Purity:99% 
  • Supply Ability:10000 Month/Kilogram 
  • Formula:C8H5NO2 
  • Payment:L/C,T/T, 
  • Updatetime:Jan 07 2020 
Wuhan Fortuna Chemical Co., Ltd.
  • Category:LLC (Ltd Liability Corp)
  • Registered Time:2006
  • Registered Capital:US$50 Million - US$100 Million
  • Employees:51 - 100 People
  • Tel:0086-27-59207850
  • Fax:0086-27-59524646
  • Address:A2705,Dong Yi Shi Qu,129# XinHua Road
-114YR Main Products
API
Contact Supplier
Isatin hot sell high purity in stock
  • FOB Price:1 USD/Gram 
  • Cas No:91-56-5 
  • Min.Order:1/Gram 
  • Purity:99%%min 
  • Supply Ability:3000 Month/Kilogram 
  • Formula:C8H5NO2 
  • Payment:L/C,D/P,T/T,Western Union,MoneyGram, 
  • Updatetime:Jan 03 2020 
Jilin Tely Imp & Exp Co., Ltd
  • Category:LLC (Ltd Liability Corp)
  • Registered Time:2016
  • Registered Capital:US$101 Thousand - US$500 Thousand
  • Employees:5 - 10 People
  • Tel:0086-431-81915458
  • Fax:0086-431-81915458
  • Address:Xi min zhu street
1YR Main Products
Pharmaceutical raw materials,Chemical reagent, Food aditives,Plant ExtracPharmaceutical and pesticide intermediates.
Contact Supplier
2,3-Indolinedione
  • FOB Price:2 USD/Kilogram 
  • Cas No:91-56-5 
  • Min.Order:1/Kilogram 
  • Purity:95%, 99% 
  • Supply Ability:20 Year/Metric Ton 
  • Formula:C8H5NO2 
  • Payment:T/T, L/C 
  • Updatetime:Dec 20 2019 
Hangzhou Dayangchem Co., Ltd.
  • Category:Corporation/Limited Liability Company
  • Registered Time:2000
  • Registered Capital:US$501 Thousand - US$1 Million
  • Legal Representative:Tang
  • Employees:51 - 100 People
  • Tel:86-571-88938639
  • Fax:86-571-88938652
  • Address:9/F Unit 2 ChangdiTorch Building, 259 #WenSan Road
8YRS Main Products
Chemical products
Contact Supplier
Isatin(98%)
  • Cas No:91-56-5 
  • Min.Order:1/Kilogram 
  • Purity:99% 
  • Supply Ability:1 Month/Metric Ton 
  • Formula:C8H5NO2 
  • Payment:TT, 
  • Updatetime:Dec 06 2019 
Jinlan Pharm-Drugs Technology Co., Limited
  • Category:Corporation/Limited Liability Company
  • Registered Time:2005
  • Registered Capital:US$50 Million - US$100 Million
  • Legal Representative:Shelly Cao
  • Employees:51 - 100 People
  • Tel:86-571-85829152
  • Fax:86-571-85829153
  • Address:Room 606, Fuyi Center, #298 Quanfuqiao Road, Jiang
7YRS Main Products
Veterinary products,Nutrition products,Agrochemicals,Active pharmaceutical Ingredients,Custom systhesis,Contract manufacturing
Contact Supplier
1H-Indole-2,3-dione
  • Cas No:91-56-5 
  • Min.Order:1/Kilogram 
  • Purity:0.98 
  • Supply Ability:100 Quarter/Kilogram 
  • Formula:C8H5NO2 
  • Payment:T/T 
  • Updatetime:Jul 25 2019 
Shanghai Do Chemical Co.,Ltd
  • Category:Partnership
  • Registered Time:2009
  • Registered Capital:US$101 Thousand - US$500 Thousand
  • Employees:11 - 50 People
  • Tel:86-21-33758180
  • Fax:86-21-51685790
  • Address:No 350,Guoshoujing Road, Zhangjiang Hi-tech Park, Pudong, Shanghai, China
3YRS Main Products
API & API intermediates
Contact Supplier
High quality 8-Fluoro-Quinoline supplier in China
  • FOB Price:1 USD/Kilogram 
  • Cas No:91-56-5 
  • Min.Order:1/Kilogram 
  • Purity:99%min 
  • Supply Ability:30 Year/Metric Ton 
  • Formula:C8H5NO2 
  • Payment:T/T, L/C 
  • Updatetime:Jun 26 2019 
Xiamen Zhongyuan Hongye Chemical Co., Ltd.
  • Registered Time:0
  • Employees:51 - 100 People
  • Tel:+86-0592-5567629
  • Fax:+86-0592-5567629
  • Address:No. 3 Tonglin Square, Changle Road, Xiamen, China (Fujian) Free Trade Pilot Area, B502
1YR Main Products
pharmaceutical intermediates, biochemistry and customized chemicals, special chemicals, organic and inorganic chemicals, medical devices, electronic chemicals and biological sciences
Contact Supplier
Isatin
  • FOB Price:10 USD/Kilogram 
  • Cas No:91-56-5 
  • Purity:21% 
  • Formula:C8H5NO2 
  • Payment:T/T advance 
  • Einecs:202-077-8 
  • Description:Name: 1H-Indole-2,3-dione Synonyms: Isatin; Isatine; NSC 9262; Pseudoisatin; 2,3-Indolindione; 2,3-Dioxoindoline; 2,3-Indolinedione; Isatic acid lactam; 2,3-Diketoindoline; Indole-2,3-dione(8CI); Isatinic acid anhydride; 2,3-Dioxo-2,3-dihydroindole; 2,3-Dihydr...
  • Updatetime:Jul 22 2019 
Skyrun Industrial CO.,LTD
  • Category:Corporation/Limited Liability Company
  • Registered Time:2003
  • Registered Capital:US$101 Thousand - US$500 Thousand
  • Employees:11 - 50 People
  • Tel:0086-571-86722205
  • Fax:0086-571-86722205
  • Address:Chemical Development Zone, Nanjing city, Jiangsu Provice
Main Products
Organic compounds ,Active Pharmaceutical Ingredient(s) ,Nutritional products ,Custom synthesis
Contact Supplier
1H-Indole-2,3-dione
  • Cas No:91-56-5 
  • Formula:C8H5NO2 
  • Einecs:202-077-8 
  • Description:Name: 1H-Indole-2,3-dione Synonyms: Indole-2,3-dione(8CI);2,3-Dihydro-1H-indole-2,3-dione;2,3-Dihydroindole-2,3-dione;2,3-Diketoindoline;2,3-Dioxo-2,3-dihydroindole;2,3-Dioxoindoline;2,3-Indolindione;2,3-Indolinedione;Isatic acid lactam;Isatin;Isatine;Isatinic...
  • Updatetime:Jun 12 2019 
Zhejiang Haiqiang Chemical Co.,Ltd.
  • Category:Corporation/Limited Liability Company
  • Registered Time:2006
  • Registered Capital:Above US$100 Million
  • Legal Representative:Yang Ji
  • Employees:51 - 100 People
  • Tel:86-571-86960370
  • Fax:86-571-86940780
  • Address:5/F, Around Town North Road,No. 10, Hangzhou, Zhejiang,China
Main Products
API Intermediate Plant extracts Pigments and dyes Food and feed additives Reagent Customization synthesisOther products
Contact Supplier
Isatin
  • FOB Price:15.8 USD/Kilogram 
  • Cas No:91-56-5 
  • Min.Order:1/Kilogram 
  • Purity:98% 
  • Supply Ability:1000 Month/Kilogram 
  • Formula:C8H5NO2 
  • Payment:L/C,D/A,D/P,T/T,Western Union,MoneyGram, 
  • Updatetime:May 21 2019 
Career Henan Chemical Co
  • Category:Corporation/Limited Liability Company
  • Registered Time:0
  • Registered Capital:US$5 Million - US$10 Million
  • Employees:51 - 100 People
  • Tel:86-371-86658258
  • Fax:86-371-86658258
  • Address:Building 3 of Innovation Park, East District of the National University Science Park of Henan Province
Main Products
Career Henan Chemical Co, facing global High-tech pharmaceutical raw materials, high complex new type intermediates, fine chemicals custom synthesis, scale-up production and Rare chemicals trade.
Contact Supplier
1H-Indole-2,3-dione
  • FOB Price:1 USD/Gram 
  • Cas No:91-56-5 
  • Min.Order:1/Gram 
  • Purity:99% 
  • Supply Ability:100 Day/Kilogram 
  • Formula:C8H5NO2 
  • Payment:T/T,Western Union,MoneyGram, 
  • Updatetime:Mar 26 2019 
Hubei XinRunde Chemical Co., Ltd
  • Category:Individual (Sole proprietorship)
  • Registered Time:2011
  • Registered Capital:US$5 Million - US$10 Million
  • Legal Representative:Haixia Xiang
  • Employees:501 - 1000 People
  • Tel:86-27-83214668
  • Fax:86-27-83214668
  • Address:East and West Lake District, Wuhan, China
Main Products
Pharmaceutical Intermediate; Pharmaceutical Raw Materials; Raw Steroid Powders; Raw Hormone Powders; etc
Contact Supplier
Isatin
  • Cas No:91-56-5 
  • Purity:contact us for more details about Isatin, CAS:91-56-5 
  • Formula:C8H5NO2 
  • Appearance:contact us for more details about Isatin, CAS:91-56-5 
  • Einecs:202-077-8 
  • Description:FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the Isatin, CAS:91-56-5 with the most competitive price and the best quality. We can offer efficien...
  • Updatetime:Nov 21 2018 
Finetech Industry limited.
  • Category:Corporation/Limited Liability Company
  • Registered Time:2007
  • Registered Capital:US$501 Thousand - US$1 Million
  • Employees:11 - 50 People
  • Tel:86-27-87465837
  • Fax:86-27-87772287
  • Address:chukang Road, Wuhan, Hubei 430073,
Main Products
custom synthesis,Lab reagent,CRO,CMO,R&D research chemicals.such as CAS:4651-67-6;CAS:99-16-1;CAS:145100-50-1
Contact Supplier
2,3-Indolinedione
  • Cas No:91-56-5 
  • Formula:C8H5NO2 
  • Einecs:202-077-8 
  • Updatetime:Nov 21 2018 
Shanghai Hope Chem Co., Ltd.
  • Category:Corporation/Limited Liability Company
  • Registered Time:2014
  • Registered Capital:US$501 Thousand - US$1 Million
  • Employees:11 - 50 People
  • Tel:86-21-61723543
  • Fax:86-21-33250189
  • Address:Room508, Building1, No.88 CaiLun Road Zhangjiang H
Main Products
Shanghai Hope Chem Co., Ltd. was founded in 2014 with registered capital of RMB 2 million Yuan.
Contact Supplier
Isatin
  • Cas No:91-56-5 
  • Purity:99% 
  • Formula:C8H5NO2 
  • Einecs:202-077-8 
  • Description:orange-red powder or crystals
  • Updatetime:Jun 07 2018 
AOPHARM
  • Category:Corporation/Limited Liability Company
  • Registered Time:2010
  • Registered Capital:US$101 Thousand - US$500 Thousand
  • Legal Representative:Xuan Liu
  • Employees:11 - 50 People
  • Tel:86-311-66600578
  • Fax:86-311-66600576
  • Address:C-2103 Wonder Business Square, 15 Yuhua West Rd.
Main Products
Pharmaceutical Intermediate, API, Botanical Extract
Contact Supplier
Product Name: Isatin
  • Cas No:91-56-5 
  • Formula:C8H5NO2 
  • Einecs:202-077-8 
  • Description:Product Name: Isatin Synonyms: TIMTEC-BB SBB009100;O-AMINOPHENYLGLYOXALIC LACTIM;O-AMINOBENZOYLFORMIC ACID;O-AMINOBENZOYLFORMIC ANHYDRIDE;AKOS BBS-00003223;2,3-DIKETOINDOLINE;2,3-DIHYDROINDOLE-2,3-DIONE<
  • Updatetime:Feb 04 2017 
Shenzhen Simeiquan Biotechnology Co.Ltd
  • Category:Corporation/Limited Liability Company
  • Registered Time:2001
  • Registered Capital:US$50 Million - US$100 Million
  • Legal Representative:wujun
  • Employees:501 - 1000 People
  • Tel:86-20-18102838259
  • Fax:86-0755-23229476
  • Address:Bao'an Bao'an District of Shenzhen City manhole st
Main Products
food additives ,flavor and fragrance,Pharmaceutical intermediates.steroid.special for anbolic steroid hormone powder Muscle Building Steroids,Oral Anabolic Steroids,Injectable Anabolic Steroids
Contact Supplier
Isatin
  • Cas No:91-56-5 
  • Formula:C8H5NO2 
  • Einecs:202-077-8 
  • Updatetime:Dec 06 2016 
Capot Chemical Co., Ltd.
  • Category:Corporation/Limited Liability Company
  • Registered Time:1996
  • Registered Capital:Below US$100 Thousand
  • Legal Representative:jingwenlong
  • Employees:11 - 50 People
  • Tel:86-571-85586718
  • Fax:86-571-85864795
  • Address:Joinhands Science Park, No.4028,Nanhuan Road,
Main Products
Pivaldehyde * 630-19-3 2-Iodobenzoic acid * 88-67-5 /N-Iodosuccinimide * 516-12-1 p-Nitrophenylacetonitrile * 555-21-5 3-Methylpyrrole * 616-43-3
Contact Supplier
Isatin
  • Cas No:91-56-5 
  • Min.Order:1/Gram 
  • Purity:98.00% 
  • Formula:C8H5NO2 
  • Payment:T/T 
  • Einecs:202-077-8 
  • Description:【Appearance】 yellow to reddish crystalline solid【Density】 1.367 g/cm3【Melting Point】 193-195℃【Boiling Point】 360.3 °C at 760 mmHg【Refractive Index】 1.661【Flash Point】 220℃【Water】 Slightly soluble SOLVENT AUTOIGNITION【Solubilities】 Slightly so...
  • Updatetime:May 13 2016 
Jiaxing Isen Chemical Co.,Ltd
  • Category:Corporation/Limited Liability Company
  • Registered Time:2011
  • Registered Capital:US$101 Thousand - US$500 Thousand
  • Employees:5 - 10 People
  • Tel:86-573-85280080
  • Fax:86-573-85285100
  • Address:Address: Room 301, Unit 2, Building 3, Alley 94, East Renmin Road, Pinghu City, Zhejiang Province, China
Main Products
Pharmaceutical intermediates
Contact Supplier
Isatin
  • Cas No:91-56-5 
  • Formula:C8H5NO2 
  • Einecs:202-077-8 
  • Updatetime:May 25 2015 
Shijiazhuang Sdyano Fine Chemical Co., Ltd
  • Category:Corporation/Limited Liability Company
  • Registered Time:2009
  • Registered Capital:US$101 Thousand - US$500 Thousand
  • Legal Representative:zhanghaihua
  • Employees:51 - 100 People
  • Tel:86-311-80800737
  • Fax:86-0311-89830448
  • Address:Room 37-2-2501, Yiyuan Dong Gang Jianshe Nan Stree
Main Products
Pharmaceutical Intermediates,Liquid Crystal Intermediates,Single Liquid Crystal,PDLC Liquid Crystal,OLED Organic Light Emitting Display.
Contact Supplier
Isatin
  • Cas No:91-56-5 
  • Formula:C8H5NO2 
  • Einecs:202-077-8 
  • Updatetime:Nov 26 2019 
Beijing Ouhe Technology Co., Ltd
  • Tel:+86-10-51280831 86-10-88459036 +86-10-80929938
  • Fax:+86-10-51280832; 88459036
  • Address:19# Minhanglu, Haidian, Beijing, China
Contact Supplier
Isatin
  • Cas No:91-56-5 
  • Formula:C8H5NO2 
  • Einecs:202-077-8 
  • Updatetime:Nov 26 2019 
TCI (Shanghai) Development Co., Ltd.
  • Tel:021-67121386 800-988-0390
  • Fax:021-67121385
  • Address:shanghai
Contact Supplier
<Pre12345..11Next >
Similar Products
STRUCTURE CHEMICAL NAME CAS MF Suppliers
1H-Indole-2,3-dione,1-chloro- 2959-03-7 C8H4CLNO2
12
1H-Indole-2,3-dione,1-(hydroxymethyl)- 50899-59-7 C9H7NO3
1
1H-Indole-1-aceticacid, 2,3-dihydro-2,3-dioxo- 60705-96-6 C10H7NO4
6
1H-Indole-1-propanoicacid, 2,3-dihydro-2,3-dioxo- 81250-90-0 C11H9NO4
6
Related Categories