Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
Cas:128-97-2
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryXi'an Kono Chem Co., Ltd., founded in 2014, is a holding enterprise of Hongkong Pioneer Biotech Group. It is an export-oriented manufacturing enterprise supported by the Ministry of Commerce. Kono Chem is located in Xi'an, Shaanxi Province,
Cas:128-97-2
Min.Order:1 Kilogram
FOB Price: $0.8 / 1.0
Type:Other
inquiryUnique advantages Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:Yellowish-white powder Storage:cool dry place Package:25kg/drum Application:fine chemical Transportation:by couri
Cas:128-97-2
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryDayangChem exported this product to many countries and regions at best price in China. If you are looking for the product’s supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product specifica
Cas:128-97-2
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryOur main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
Cas:128-97-2
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryWITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et
Cas:128-97-2
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryName: 1,4,5,8-Naphthalenetetracarboxylic acid CAS NO.: 128-97-2 Molecular weight: 340.204 Appearance: yellowish powder Purity: ≥98% Moisture: ≤0.5% Use: an important raw material to synthesize dyes and pigments Appearance:White powder Storage:
Cas:128-97-2
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Other
inquiryAppearance:pale yellow solid Storage:Room temperature Package:25kg/drum Application:Intermediates such as dyes, pigments, resins, etc. Transportation:Express/Sea/Air Port:Any port in china
Cas:128-97-2
Min.Order:25 Kilogram
FOB Price: $65.0
Type:Lab/Research institutions
inquiry1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized
Cas:128-97-2
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
Cas:128-97-2
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
Type:Trading Company
inquiry1,4,5,8-Naphthalenetetracarboxylic acid CAS:128-97-2 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high qu
Cas:128-97-2
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
Cas:128-97-2
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryPRODUCT DETAILS
Cas:128-97-2
Min.Order:500 Kilogram
FOB Price: $1.0 / 2.0
Type:Lab/Research institutions
inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
Cas:128-97-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryBest quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
Cas:128-97-2
Min.Order:0
Negotiable
Type:Manufacturers
inquiryHangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
Cas:128-97-2
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryJ&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
Cas:128-97-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Cas:128-97-2
Min.Order:4 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryTop quality 128-97-2 1,4,5,8-Naphthalenetetracarboxylic acid white crystals, leaf-like or needle-like crystals were obtained from aqueous hydrochloric acid. No specific melting point, if the rapid heating to 200~250 deg C decomposition. If the slow
Cas:128-97-2
Min.Order:1 Gram
Negotiable
Type:Other
inquiryZibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
Cas:128-97-2
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryThe above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providing h
Cas:128-97-2
Min.Order:0
Negotiable
Type:Other
inquiryOur company was built in 2009 with an ISO certificate.In the past 6 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
Cas:128-97-2
Min.Order:1 Kilogram
FOB Price: $1000.0
Type:Lab/Research institutions
inquiry1,4,5,8-Naphthalenetetracarboxylic acid Basic information Product Name: 1,4,5,8-Naphthalenetetracarboxylic acid Synonyms: naphthalene-1,4,5,8-tetracarboxylic acid;1,4,5,8-naphthalenetetraformicacid;1,4,5,8-Tetracarboxynaphthalene;1,4,5,8-NAPHTH
Cas:128-97-2
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
Cas:128-97-2
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryShandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W
Cas:128-97-2
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Cas:128-97-2
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Cas:128-97-2
Min.Order:0
Negotiable
Type:Manufacturers
inquiryWe are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
Cas:128-97-2
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryISO/factory/goodqualityAppearance:off white Storage:Dry,cool place Package:drum Application:active pharmaceutical ingredients Transportation:by air/sea/express Port:shenzhen/shanghai
Cas:128-97-2
Min.Order:0
Negotiable
Type:Manufacturers
inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
Cas:128-97-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirycyclopenta[fg]acenaphthylene-1,2,5,6-tetraene
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With dihydrogen peroxide; sodium hydroxide In 1,4-dioxane; water at 60℃; for 2h; Reagent/catalyst; | 91% |
Conditions | Yield |
---|---|
With sodium dichromate; sulfuric acid | |
With chromium(III) oxide; sulfuric acid weitere Oxydation mit alkal. Chlorkalk-Loesung; | |
Multi-step reaction with 3 steps 1: SO2Cl2; nitrobenzene 2: fuming sulfuric acid; SO3 / 80 °C / Erhitzen der mit wss. Schwefelsaeure auf 98 prozentig. Saeure verduennten Reaktionsloesung auf 200grad und Erhitzen des Reaktionsprodukts mit Wasser auf Siedetemperatur 3: alkaline aqueous sodium hypochlorite View Scheme | |
Multi-step reaction with 2 steps 1: bromine; nitrobenzene / 120 °C 2: concentrated sulfuric acid / 160 - 170 °C / Behandeln des Reaktionsgemisches mit Salpetersaeure bei 120-180grad View Scheme | |
Multi-step reaction with 2 steps 1: chromic acid 2: KMnO4 View Scheme |
1,2-dihydro-cyclopenta[cd]phenalen-5-one
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With chromic acid; acetic acid |
4-oxo-4H-phenalene-1,9-dicarboxylic acid
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With potassium permanganate |
Conditions | Yield |
---|---|
With sulfuric acid at 160 - 170℃; Behandeln des Reaktionsgemisches mit Salpetersaeure bei 120-180grad; | |
With sulfuric acid at 160 - 170℃; Behandeln des Reaktionsgemisches mit Salpetersaeure bei 120-180grad; |
Conditions | Yield |
---|---|
With alkaline permanganate | |
With copper(II) acetate dihydrate; manganese(II) acetate dihydrate; oxygen; acetic acid; potassium bromide at 140℃; under 15200.4 Torr; for 2h; Reagent/catalyst; Time; Temperature; |
1,2-dihydro-cyclopenta[cd]phenalene-5,7-dione
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With nitric acid at 150℃; im Rohr; | |
With alkaline potassium permanganate |
5,7-diimino-2,5,6,7-tetrahydro-1H-cyclopenta[cd]phenalene
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With sodium dichromate; sulfuric acid |
6,7-dihydrocycloheptacenaphthene-5,8-dione
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With sodium dichromate; acetic acid | |
With sodium hydroxide; potassium permanganate |
pyrene-1,3,6,8-tetraol
naphthalene-1,4,5,8-tetracarboxylic acid
1,2,3,6,7,8-hexahydropyrene-1,3,6,8-tetraone
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With alkaline aqueous sodium hypochlorite | |
With alkaline aqueous sodium hypochlorite |
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With alkaline permanganate |
2-methyl-pyrene-1,3,6,8-tetraone
A
1,4,5,8-naphthalenetetracarboxylic dianhydride
B
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid |
2-bromo-7-methyl-pyrene-1,3,6,8-tetraone
A
1,4,5,8-naphthalenetetracarboxylic dianhydride
B
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid |
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With sodium dichromate; sulfuric acid |
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With alkaline aqueous potassium permanganate |
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With sulfuric acid nachfolgend Oxydation mit Salpeterschwefelsaeure; |
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With alkaline permanganate |
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With sulfuric acid at 170 - 200℃; |
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With sulfuric acid at 170 - 200℃; |
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With sulfuric acid at 170 - 200℃; |
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
With sodium hydroxide; potassium permanganate |
Conditions | Yield |
---|---|
With alkaline aqueous sodium hypochlorite | |
With sodium hydroxide; potassium permanganate |
Conditions | Yield |
---|---|
at 60 - 70℃; |
1,2-dihydro-cyclopenta[cd]phenalen-5-one
acetic acid
naphthalene-1,4,5,8-tetracarboxylic acid
4,7,8,9-tetrahydro-3H-cyclopentaphenalen-7-one
acetic acid
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
Erhitzen des Reaktionsprodukts mit KMnO4 und wss. NaOH; |
1,2,3,6,7,8-hexahydropyrene
acetone
naphthalene-1,4,5,8-tetracarboxylic acid
naphthalene-1,4,5,8-tetracarboxylic acid
3-amino propanoic acid
3,3'-(1,3,6,8-tetraoxo-1,3,6,8-tetrahydrobenzo[lmn][3,8]phenantroline-2,7-diyl)-bis-propionic acid
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 90℃; | 95% |
naphthalene-1,4,5,8-tetracarboxylic acid
dimethyl sulfate
A
tetramethyl 1,4,5,8-naphthalene-tetracarboxylate
B
4,5-Dimethoxycarbonyl-1,8-naphthalenedicarboxylic anhydride
Conditions | Yield |
---|---|
With sodium carbonate In water at 40℃; for 2h; | A 84% B 3% |
naphthalene-1,4,5,8-tetracarboxylic acid
monoanhydride of 1,4,5,8-naphthalenetetracarboxylic acid
Conditions | Yield |
---|---|
at 30℃; | 80% |
2,2':6,2''-terpyridine
water
naphthalene-1,4,5,8-tetracarboxylic acid
[(copper(II)(terpyridine)(H2O))2(1,4,5,8-naphthalene-tetracarboxylate)]
Conditions | Yield |
---|---|
With NaOH In water Sonication; mixt. of terpyridine and Cu-salt stirred in H2O at 25°C, C14O8H8 and NaOH in deionised H2O added, sonicated for 30 min, stirred at 90-100°C for 12 h, cooled to 25°C, kept for 2 d; | 80% |
Conditions | Yield |
---|---|
In pyridine; water single crystals grown at room temp. by slow diffusion through water in an H-shaped tube of MnCl2 aq. soln. in one arm, and 50 wt% aq. pyridine solution containing the organic ligand in the other; diffusion complete after a few weeks; elem. anal.; | 79% |
Conditions | Yield |
---|---|
In water at 140℃; for 72h; pH=9.5; | 76% |
Conditions | Yield |
---|---|
In water at 140℃; for 72h; pH=9.5; | 61% |
naphthalene-1,4,5,8-tetracarboxylic acid
dimethyl sulfate
tetramethyl 1,4,5,8-naphthalene-tetracarboxylate
Conditions | Yield |
---|---|
With sodium carbonate In water at 40℃; | 52% |
Conditions | Yield |
---|---|
In water at 140℃; for 72h; pH=9.5; | A 47% B 14% |
Conditions | Yield |
---|---|
In water at 140℃; for 72h; pH=9.5; | 46% |
1,10-Phenanthroline
water
copper(II) acetate monohydrate
naphthalene-1,4,5,8-tetracarboxylic acid
Conditions | Yield |
---|---|
In methanol; N,N-dimethyl-formamide mixt. of Phen, C10H4(COOH)4 and Cu salt stirred at room temp. in DMF/MeOH (1:3) for 1 h; ppt. filtered, washed (MeOH), crystd. from pyridine/H2O (3:1); elem. anal., detd. by TGA; | 45% |
Conditions | Yield |
---|---|
In water at 140℃; for 72h; pH=9.5; | 39% |
naphthalene-1,4,5,8-tetracarboxylic acid
N,N-dimethyl-formamide
Conditions | Yield |
---|---|
With barium hydroxide octahydrate In water; acetonitrile at 85℃; for 48h; High pressure; Autoclave; | 39% |
tert-butyl 4-aminobutanoate
naphthalene-1,4,5,8-tetracarboxylic acid
Trimethylenediamine
Conditions | Yield |
---|---|
Stage #1: tert-butyl 4-aminobutanoate; naphthalene-1,4,5,8-tetracarboxylic acid With triethylamine In N,N-dimethyl-formamide at 140℃; for 1h; Stage #2: Trimethylenediamine In N,N-dimethyl-formamide at 140℃; for 1h; | 32% |
Conditions | Yield |
---|---|
In ethanol at 120℃; for 72h; | 32% |
Conditions | Yield |
---|---|
at 170℃; for 72h; Autoclave; High pressure; | 25% |
Conditions | Yield |
---|---|
at 170℃; for 72h; Autoclave; High pressure; | 24% |
Conditions | Yield |
---|---|
at 170℃; for 72h; Autoclave; High pressure; | 23% |
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