The 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 providi
Cas:137-09-7
Min.Order:1
Negotiable
Type:Other
inquiry1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:137-09-7
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryShanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu
Cas:137-09-7
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Manufacturers
inquiryAs 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 services. DayangChem can provide different quantities of custom synthesis
Cas:137-09-7
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
2,4-Diaminophenol dihydrochloride Basic information Product Name: 2,4-Diaminophenol dihydrochloride Synonyms: 2,4-diamino-phenodihydrochloride;2,4-Diaminophenoldihy
Cas:137-09-7
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:137-09-7
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
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:137-09-7
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:137-09-7
Min.Order:10 Kilogram
FOB Price: $11.0 / 15.0
Type:Trading Company
inquiry1. Product advantages High purity, all above 98.5%, no impurities after dissolution We will test each batch to ensure quality OEM and private brand services designed for free Various cap colors available We can also provide MT1 peptide powd
Cas:137-09-7
Min.Order:1 Kilogram
FOB Price: $100.0 / 120.0
Type:Trading Company
inquiryHebei Yanxi Chemical Co., Ltd. is a professional research, development and production of lead acetate benzene acetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low car
Cas:137-09-7
Min.Order:1 Metric Ton
FOB Price: $1.0 / 2.0
Type:Manufacturers
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:137-09-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry2,4-Diaminophenol dihydrochloride CAS:137-09-7 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 quality o
Cas:137-09-7
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:137-09-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryMinimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,MoneyGram Package 10g,20g,50g,100g,500g,1KGS,
Cas:137-09-7
Min.Order:10 Gram
Negotiable
Type:Trading Company
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:137-09-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryHangzhou Yunuo Chemical Co., Ltd is located in Hangzhou city China. As a global supplier in the chemical industry, Yunuochem is to create added value for customers around the world. Sticking to such business idea of "Good faith wins the business
Cas:137-09-7
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
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
Hangzhou 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:137-09-7
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:137-09-7
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:137-09-7
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:137-09-7
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
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:137-09-7
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryProduct name: 2,4-Diaminophenol HCL CAS No.: 137-09-7 Molecule Formula:C6H9ClN2O Molecule Weight:160.60 Purity: 99.0% Package: 25kg/drum Description:Off-white crystalline powder Manufacture Standards:Enterprise Standard
Cas:137-09-7
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryHangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
Shandong 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:137-09-7
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:137-09-7
Min.Order:1 Metric Ton
FOB Price: $7.0 / 8.0
Type:Trading Company
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
SAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in custom synthe
Cas:137-09-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
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:137-09-7
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryConditions | Yield |
---|---|
With hydrogenchloride | 91.5% |
With hydrogenchloride; tin faellt aus der filtrieren Fluessigkeit durch konz.Salzsaeure; | |
With tin In hydrogenchloride Yield given; |
4-chlorophenylacetic Acid
2,4-diaminophenol dihydrochloride
2-(4-chlorobenzyl)-5-aminobenzoxazole
Conditions | Yield |
---|---|
With PPA at 195 - 198℃; for 1.5h; | 100% |
With polyphosphoric acid at 200℃; for 1.5h; | 75% |
With PPA Heating; |
2,4-diaminophenol dihydrochloride
benzoic acid
5-amino-2-phenyl-1,3-benzoxazole
Conditions | Yield |
---|---|
PPA at 110 - 180℃; for 3h; | 97% |
With polyphosphoric acid at 110 - 180℃; | 97% |
With PPA at 110 - 180℃; for 4h; | 63% |
2,4-diaminophenol dihydrochloride
4-(1,1-dimethylethyl)benzoic acid
2-(4-tert-butylphenyl)benzo[d]oxazole-5-amine
Conditions | Yield |
---|---|
With polyphosphoric acid (PPA) at 180℃; | 94% |
With polyphosphoric acid (PPA) at 180℃; | 94% |
In various solvent(s) for 2.5h; Heating; |
N-(Benzyloxycarbonyloxy)succinimide
2,4-diaminophenol dihydrochloride
dibenzyl 4-hydroxy-1,3-phenylenedicarbamate
Conditions | Yield |
---|---|
With pyridine for 18h; | 94% |
2,4-diaminophenol dihydrochloride
p-Toluic acid
2-(4-methylphenyl)-5-aminobenzoxazole
Conditions | Yield |
---|---|
With polyphosphoric acid at 170℃; for 1.5h; | 92% |
With polyphosphoric acid at 170 - 200℃; | |
With polyphosphoric acid at 160 - 220℃; for 0.1h; | |
With polyphosphoric acid at 160 - 190℃; for 3h; |
2,4-diaminophenol dihydrochloride
2-(4-bromophenyl)-acetic acid
2-(4-bromobenzyl)-5-aminobenzoxazole
Conditions | Yield |
---|---|
With polyphosphoric acid at 200℃; for 1.5h; | 89% |
With PPA Heating; | |
With polyphosphoric acid at 160 - 220℃; for 0.1h; |
4-Fluorobenzoic acid
2,4-diaminophenol dihydrochloride
2-(4-fluorophenyl)benzo[d]oxazol-5-amine
Conditions | Yield |
---|---|
With polyphosphoric acid at 200℃; for 2h; | 86% |
With PPA for 2.5h; Heating; | |
In various solvent(s) for 2.5h; Heating; |
2,4-diaminophenol dihydrochloride
3-chlorobenzoate
2-(3-chlorophenyl)benzo[d]oxazol-5-amine
Conditions | Yield |
---|---|
With polyphosphoric acid at 120 - 170℃; | 86% |
2,4-diaminophenol dihydrochloride
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine at 120℃; for 5.5h; | 85% |
Conditions | Yield |
---|---|
With polyphosphoric acid at 80 - 95℃; | 84% |
2,4-diaminophenol dihydrochloride
para-chlorobenzoic acid
2-(4-chlorophenyl)benzo[d]oxazol-5-amine
Conditions | Yield |
---|---|
With polyphosphoric acid at 200℃; for 1.5h; | 82% |
With polyphosphoric acid at 160 - 220℃; for 0.1h; |
p-ethylbenzoic acid
2,4-diaminophenol dihydrochloride
5-amino-2-(4-ethylphenyl)-1,3-benzoxazole
Conditions | Yield |
---|---|
With polyphosphoric acid at 180℃; for 2h; | 81% |
With PPA for 2.5h; Condensation; Cyclization; Heating; | |
With PPA for 2.5h; Heating; |
5-chloro-naphthalene-1-carboxylic acid
2,4-diaminophenol dihydrochloride
Conditions | Yield |
---|---|
With polyphosphoric acid (PPA) at 180℃; | 79% |
With polyphosphoric acid (PPA) at 180℃; | 79% |
Conditions | Yield |
---|---|
With polyphosphoric acid (PPA) at 180℃; | 77% |
With polyphosphoric acid (PPA) at 180℃; | 77% |
2,4-diaminophenol dihydrochloride
meta-aminobenzoic acid
5-amino-2-(3'-aminophenyl)-benzoxazole
Conditions | Yield |
---|---|
With tin(II) chloride dihdyrate at 110 - 195℃; Inert atmosphere; | 76.9% |
With PPA at 150℃; for 12h; | 67% |
With PPA |
2,4-diaminophenol dihydrochloride
naphthalene-2-carboxylate
2-(naphthalene-2-yl)-benzo[d]oxazole-5-amine
Conditions | Yield |
---|---|
With polyphosphoric acid (PPA) at 180℃; | 75% |
With polyphosphoric acid (PPA) at 180℃; | 75% |
at 180℃; for 3h; | 63% |
2,4-diaminophenol dihydrochloride
p-Fluorophenylacetic acid
2-(4-fluorobenzyl)-5-aminobenzoxazole
Conditions | Yield |
---|---|
With polyphosphoric acid at 200℃; for 1.5h; | 72% |
With PPA Heating; | |
With polyphosphoric acid at 160 - 220℃; for 0.1h; |
di-tert-butyl dicarbonate
2,4-diaminophenol dihydrochloride
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In tetrahydrofuran; water at 20℃; for 48h; | 68% |
phenylacetic acid
2,4-diaminophenol dihydrochloride
2-benzyl-5-aminobenzoxazole
Conditions | Yield |
---|---|
With PPA at 150 - 160℃; for 2.5h; | 66% |
With PPA at 210℃; for 2.5h; | 65% |
With polyphosphoric acid at 180℃; for 1.5h; | 61% |
4-tolylacetic acid
2,4-diaminophenol dihydrochloride
2-(4-methylbenzyl)-5-aminobenzoxazole
Conditions | Yield |
---|---|
With polyphosphoric acid at 180℃; for 1.5h; | 61% |
With PPA Heating; | |
With polyphosphoric acid at 160 - 220℃; for 0.1h; |
4-Bromobenzoic acid
2,4-diaminophenol dihydrochloride
2-(4-bromophenyl)-5-aminobenzoxazole
Conditions | Yield |
---|---|
With polyphosphoric acid at 200℃; for 2.5h; | 60% |
With polyphosphoric acid at 160 - 220℃; for 0.1h; |
2,4-diaminophenol dihydrochloride
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine at 120℃; for 5h; | 60% |
isoindole-1,3-diylidenediamine
2,4-diaminophenol dihydrochloride
C22H16N6O
Conditions | Yield |
---|---|
With triethylamine In ethanol at 0℃; for 24h; Darkness; | 53% |
Conditions | Yield |
---|---|
With PPA for 15h; Heating; | 52% |
With PPA at 150℃; for 12h; | 27% |
Conditions | Yield |
---|---|
With Eaton′s Reagent for 8h; Reflux; | 51% |
Conditions | Yield |
---|---|
With Eaton′s Reagent for 8h; Reflux; | 49% |
di-tert-butyl dicarbonate
3-hydroxy phenylacetylene
2,4-diaminophenol dihydrochloride
phenyl chloroformate
C15H12N2O3
Conditions | Yield |
---|---|
Stage #1: di-tert-butyl dicarbonate; 2,4-diaminophenol dihydrochloride With potassium carbonate In water at 20℃; Cooling with ice; Stage #2: phenyl chloroformate With pyridine In 1-methyl-pyrrolidin-2-one at 20℃; Cooling with ice; Stage #3: 3-hydroxy phenylacetylene | 45% |
Conditions | Yield |
---|---|
With Eaton′s Reagent for 8h; Reflux; | 44% |
Conditions | Yield |
---|---|
With polyphosphoric acid at 120 - 180℃; for 2.5h; | 42% |
With polyphosphoric acid at 120℃; for 2h; | 41% |
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