As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem’s R&D center offer custom synthesis according to the contract research and development services for t
Cas:131-27-1
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWelcome 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:131-27-1
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryUnique advantages for Amino C acid Cas 131-27-1 Guaranteed the purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:Powder Storage:Store at room Package:25kg/bag Application:Intermediates Transp
Cas:131-27-1
Min.Order:25 Kilogram
FOB Price: $1.0 / 80.0
Type:Trading Company
inquirygood quality Appearance:Solid Storage:Keep in a cool dry place Package:meet the customer's demand Application:dye intermediate Transportation:by sea or by air Port:shanghai
Cas:131-27-1
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
inquiryhebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm
Cas:131-27-1
Min.Order:1 Kilogram
FOB Price: $1.0 / 3.0
Type:Trading Company
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:131-27-1
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquirySteady quality Amino C acid Cas 131-27-1 supplied by trustworthy manufacturer Specifications: Product Name Amino C acid Apperance Grey white powder
Our company engages in Sodium Tripolyphosphate (STPP) and Sodium Hexametabphosphate (SHMP) production; development of noble metal catalysts, synthesis of electronic chemical materials and general chemicals Imp&Exp trading business. The company
Cas:131-27-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur advantages: 1. High quality and competitive price: 1) Standard: BP/USP/EP/ enterprise standard 2) All purity 鈮 9% 3) We are manufacturers and can provide high quality products at factory prices. 2. Fast and safe delivery 1) The package can
Cas:131-27-1
Min.Order:1 Metric Ton
FOB Price: $5.0 / 10.0
Type:Trading Company
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:131-27-1
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Cas:131-27-1
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryProduct Name: 2-Amino-4,8-naphthalenedisulfonic acid Synonyms: CASSELLA ACID;C ACID;2-NAPHTHYLAMINE-4,8-DISULFONIC ACID;2 NAPHTHYLAMINE 4,8 DISULPHONIC ACID;AMINO C ACID;3-AMINO-1,5-NAPHTHALENEDISULFONIC ACID;3-aminonaphthalen
Cas:131-27-1
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Other
inquiryAppearance:White crystalline powder Storage:2-8°C Package:25kg/Barrel Application:Intermediates of Dyesand Pigments Transportation:Express/Sea/Air Port:Shanghai
Cas:131-27-1
Min.Order:1 Metric Ton
Negotiable
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:131-27-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry2-Amino-4,8-naphthalenedisulfonic acid CAS:131-27-1 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 qual
Cas:131-27-1
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:131-27-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie
Cas:131-27-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry2-Amino-4,8-naphthalenedisulfonic acid CAS: 131-27-1 Specification Product Name: 2-Amino-4,8-naphthalenedisulfonic acid Synonyms: CASSELLA ACID;C ACID;2-NAPHTHYLAMINE-4,8-DISULFONIC ACID;2 NAPHTHYLAMINE 4,8 DISULPHONIC ACID;
Cas:131-27-1
Min.Order:1 Kilogram
Negotiable
Type:Other
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:131-27-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
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:131-27-1
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:131-27-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
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:131-27-1
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiry1. A strong scientific research team . 2. Stable quality (with a complete scientific research center and testing center to ensure the quality stability of each batch of products). 3. Rich export experience (with practical experience in exporting to m
Cas:131-27-1
Min.Order:1 Kilogram
FOB Price: $8.2 / 8.8
Type:Trading Company
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:131-27-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
Cas:131-27-1
Min.Order:0
Negotiable
Type:Trading Company
inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
Cas:131-27-1
Min.Order:1 Milligram
Negotiable
Type:Trading Company
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:131-27-1
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryZhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
Cas:131-27-1
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryMy Company Changchun Artel Import and Export trade companyImport and Export Trade Co., Ltd.is located in Changchun, a national historical and cultural city, Jilin Province, China. It covers an area of 22,000 square meters, construction area
Cas:131-27-1
Min.Order:20 Metric Ton
Negotiable
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:131-27-1
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry3-amino-1,5-naphthalenedisulfonic acid
Conditions | Yield |
---|---|
With iron; acetic acid |
Conditions | Yield |
---|---|
With sulfuric acid at 30 - 40℃; anschl. Nitrieren mit konz. Salpetersaeure bei 15-20grad und Reduzieren mit Eisen und Salzsaeure; |
Conditions | Yield |
---|---|
With sodium sulfide; sulfuric acid In water at 45℃; for 12h; Temperature; | |
With iron(III) oxide; hydrazine hydrate at 70 - 80℃; for 8h; | 225 g |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: sulfuric acid / 30 °C 2: nitric acid / 6 h / 25 - 30 °C 3: iron(III) oxide; hydrazine hydrate / 8 h / 70 - 80 °C View Scheme |
Conditions | Yield |
---|---|
Stage #1: 3-amino-1,5-naphthalenedisulfonic acid With sodium carbonate In water pH=6; Stage #2: With hydrogenchloride; sodium nitrite at 0 - 5℃; for 1h; pH=2; Stage #3: 3-amino-4-methoxyacetanilide In water at 20℃; pH=4 - 6; Further stages.; | 91% |
3-chloro-5,6-diphenyl-1,2,4-triazine
3-amino-1,5-naphthalenedisulfonic acid
3-(5,6-Diphenyl-[1,2,4]triazin-3-ylamino)-naphthalene-1,5-disulfonic acid
Conditions | Yield |
---|---|
With triethylamine In benzene for 5h; Heating; | 75% |
biphenyl-4,4'-disulfonyl chloride
3-amino-1,5-naphthalenedisulfonic acid
3,3'-<4,4'-biphenyldiylbis(sulfonylamino)>bis(1,5-naphthalenedisulfonic acid) tetrasodium salt
Conditions | Yield |
---|---|
With pyridine for 5h; Heating; | 56% |
3-Aminophenylboronic acid
3-amino-1,5-naphthalenedisulfonic acid
Conditions | Yield |
---|---|
Stage #1: 3-amino-1,5-naphthalenedisulfonic acid With hydrogenchloride; sodium nitrite for 0.25h; cooling; Stage #2: 3-Aminophenylboronic acid With sodium hydroxide at 0 - 20℃; for 4h; Further stages.; | 10% |
Conditions | Yield |
---|---|
With sodium carbonate |
Conditions | Yield |
---|---|
With sodium hydroxide at 250 - 275℃; |
Conditions | Yield |
---|---|
With sulfuric acid at 170 - 185℃; |
Conditions | Yield |
---|---|
durch folgeweise Diazotierung, Behandlung mit xanthogensaurem Kalium, Verseifen und Oxydation mit KMnO4; |
Conditions | Yield |
---|---|
With sodium amalgam |
3-amino-1,5-naphthalenedisulfonic acid
A
7-aminonaphthalene-1-sulfonic acid
B
3-aminonaphthalene-1-sulfonic acid
Conditions | Yield |
---|---|
With sodium hydroxide; zinc |
3-amino-1,5-naphthalenedisulfonic acid
Conditions | Yield |
---|---|
With potassium carbonate at 215℃; durch Verschmelzen; |
3-amino-1,5-naphthalenedisulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid at 80 - 120℃; man verschmilzt die erhaltene Naphthylamintrisulfonsaeure mit Natron bei 170-180grad und erhaelt so die 3-Amino-naphthol-(1)-disulfonsaeure-(5.7); diese wird nun mit Wasser auf 210-220grad erhitzt; |
Conditions | Yield |
---|---|
With alkali |
sulfuric acid
3-amino-1,5-naphthalenedisulfonic acid
water
2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
at 170 - 185℃; unter Druck; |
3-amino-1,5-naphthalenedisulfonic acid
A
7-aminonaphthalene-1-sulfonic acid
B
3-aminonaphthalene-1-sulfonic acid
3-amino-1,5-naphthalenedisulfonic acid
Conditions | Yield |
---|---|
at 215℃; |
3-amino-1,5-naphthalenedisulfonic acid
5,7-dihydroxy-naphthalene-1-sulfonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: potash / 215 °C / durch Verschmelzen 2: water / 200 °C View Scheme |
3-amino-1,5-naphthalenedisulfonic acid
3-methoxy-2-methylbenzoyl chloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: aq. NaOH solution / 250 - 275 °C 2: aqueous alkaline solution / anschliessend Hydrolyse 3: thionyl chloride View Scheme |
3-amino-1,5-naphthalenedisulfonic acid
2,6-dihydroxy-1,5-dimethyl-9,10-anthraquinone
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: aq. NaOH solution / 250 - 275 °C 2: aqueous alkaline solution / anschliessend Hydrolyse 3: thionyl chloride 4: aqueous HBr View Scheme |
3-amino-1,5-naphthalenedisulfonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: aq. NaOH solution / 250 - 275 °C 2: thionyl chloride; diethyl ether View Scheme |
3-amino-1,5-naphthalenedisulfonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: aq. NaOH solution / 250 - 275 °C 2: aqueous alkaline solution / anschliessend Hydrolyse 3: thionyl chloride 4: aqueous HBr 5: sulfuric acid View Scheme |
3-amino-1,5-naphthalenedisulfonic acid
3-methoxy-2-methylbenzoic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: aq. NaOH solution / 250 - 275 °C 2: aqueous alkaline solution / anschliessend Hydrolyse View Scheme |
3-amino-1,5-naphthalenedisulfonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: alkali 2: iron (II)-chloride; alkali / 20 °C 3: natrium carbonate View Scheme |
3-amino-1,5-naphthalenedisulfonic acid
3-(3-amino-benzoylamino)-naphthalene-1,5-disulfonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: alkali 2: iron (II)-chloride; alkali / 20 °C View Scheme |
3-amino-1,5-naphthalenedisulfonic acid
3-[3-(3-amino-benzoylamino)-benzoylamino]-naphthalene-1,5-disulfonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: alkali 2: iron (II)-chloride; alkali / 20 °C 3: alkali 4: iron (II)-chloride; alkali / 25 °C View Scheme |
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