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 services. DayangChem can provide different quantities of custom synthesis ch
Cas:477-73-6
Min.Order:1 Kilogram
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inquiryItems Standard Result Appearance Red-brown powder Confirm Biostaining test qualified
Cas:477-73-6
Min.Order:1 Kilogram
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inquiryhigh quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai
1. 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:477-73-6
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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:477-73-6
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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:477-73-6
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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:477-73-6
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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 ♦ W
Cas:477-73-6
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FOB Price: $380.0 / 590.0
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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
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inquiryBasic Red 2 CAS:477-73-6 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 organic intermediates,
Cas:477-73-6
Min.Order:1 Gram
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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:477-73-6
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inquiry1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s
Cas:477-73-6
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inquirySuperiority We can customize and synthesize products that other suppliers may not be able to provide. 1. best service, high quality and reasonable way for h
Cas:477-73-6
Min.Order:100 Kilogram
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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
Our 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
Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
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
J&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:477-73-6
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inquiryLonwin Industry group limited as a professional manufactor & exporter of chemical materials ,we totally haver more than 270 stuffs, we have been on this line for more than 9 years. Our chemical materials are exported to lot of countries
Cas:477-73-6
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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:477-73-6
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inquirySuperior quality, moderate price & quick delivery. Appearance:Dark red to violet powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:100g/bottle,1kg/bottle,25kg/drum or as per your request Application:Alkal
Cas:477-73-6
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Type:Trading Company
inquiryProduct name: Saffron T CAS No.:477-73-6 Molecule Formula:C20H19ClN4 Molecule Weight:350.85 Purity: 99.0% Package: 25kg/drum Description:Dark red powder Manufacture Standards:Enterprise Standard TESTING ITEMS SPEC
Cas:477-73-6
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiry1)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 etc. 3) oem/odm available; 4) rea
Cas:477-73-6
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inquiryHigh quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle
Cas:477-73-6
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inquiryBasic Red 2 Chemical Properties Melting point >240℃ (decompose) Boiling point 507.14°C (rough estimate) density 1.00 g/mL at 20 °C refractive index n20/D 1.339 Fp 46 °C storage temp. Store at RT. solubility
factory?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
Zhenyu 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:477-73-6
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
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
1.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
Conditions | Yield |
---|---|
With cis-nitrous acid Reduktion mit Zink oder Eisen +Salzsaeure und Oxidation in Gegenwart von Anilin mit Kaliumdichromat oder Braunstein.; | |
With cis-nitrous acid Reduktion mit Zink oder Eisen +Salzsaeure und Oxidation in Gegenwart von Anilin mit Kaliumdichromat oder Braunstein.; |
safranin O
Conditions | Yield |
---|---|
With ethanol |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: calcium chloride 2: alcohol View Scheme |
N,N'-dichloro-2-methyl-cyclohexa-2,5-diene-1,4-diylidenediamine
4-methyl-N1-phenylbenzene-1,3-diamine
safranin O
Conditions | Yield |
---|---|
With ethanol |
Conditions | Yield |
---|---|
Stage #1: safranin O With potassium carbonate In N,N-dimethyl acetamide at 20℃; for 0.25h; Stage #2: 1,8-dibromooctane With potassium iodide In N,N-dimethyl acetamide at 60℃; for 24h; Inert atmosphere; | |
Stage #1: safranin O With potassium carbonate In N,N-dimethyl acetamide at 20℃; for 0.25h; Stage #2: 1,8-dibromooctane With potassium iodide In N,N-dimethyl acetamide at 60℃; for 24h; Inert atmosphere; | |
Stage #1: safranin O With potassium carbonate In N,N-dimethyl acetamide at 20℃; for 0.25h; Stage #2: 1,8-dibromooctane With potassium iodide In N,N-dimethyl acetamide at 60℃; for 24h; Inert atmosphere; |
di-tert-butyl dicarbonate
safranin O
Conditions | Yield |
---|---|
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide at -40℃; for 1h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at -40℃; for 1h; | 1 g |
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide at -40℃; for 1h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at -40℃; for 1h; | 1 g |
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide at -40℃; for 1h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at -40℃; for 1h; | 1 g |
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide at -40℃; for 1h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at -40℃; for 1h; | 1 g |
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide at -40℃; for 1h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at -40℃; for 1h; | 1 g |
Conditions | Yield |
---|---|
With tetrafluoroboric acid; sodium nitrite In water at 50 - 60℃; for 2h; | 64% |
safranin O
Conditions | Yield |
---|---|
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0℃; for 0.166667h; Stage #2: bis(2,5-dioxopyrrolidin-1-yl) undecanedioate In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 16h; Stage #3: With hydrogenchloride In methanol | 5 mg |
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide at 0℃; for 0.166667h; Stage #2: bis(2,5-dioxopyrrolidin-1-yl) undecanedioate In N,N-dimethyl-formamide at 20℃; for 16h; Stage #3: With hydrogenchloride In methanol | 5 mg |
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide at 0℃; for 0.166667h; Stage #2: bis(2,5-dioxopyrrolidin-1-yl) undecanedioate In N,N-dimethyl-formamide at 0 - 20℃; for 16h; Stage #3: With hydrogenchloride In methanol | 5 mg |
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide at 0℃; for 0.166667h; Stage #2: bis(2,5-dioxopyrrolidin-1-yl) undecanedioate In N,N-dimethyl-formamide at 0 - 20℃; for 16h; | 5 mg |
safranin O
Conditions | Yield |
---|---|
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide at 0℃; for 0.166667h; Stage #2: bis(2,5-dioxopyrrolidin-1-yl) undecanedioate In N,N-dimethyl-formamide at 20℃; for 16h; | 5 mg |
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide at 0℃; for 0.166667h; Stage #2: bis(2,5-dioxopyrrolidin-1-yl) undecanedioate In N,N-dimethyl-formamide at 0 - 20℃; for 16h; | 5 mg |
di-tert-butyl dicarbonate
safranin O
Conditions | Yield |
---|---|
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 0.25h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at 20℃; for 2h; Overall yield = 5 g; | |
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 0.25h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at 20℃; for 2h; Overall yield = 5 g; |
di-tert-butyl dicarbonate
safranin O
Conditions | Yield |
---|---|
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide; mineral oil at -40℃; for 1h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide; mineral oil at -40℃; for 1h; | 1 g |
Conditions | Yield |
---|---|
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 0.25h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at 20℃; for 2h; Stage #3: 1,8-diiodooctane Further stages; | |
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 0.25h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at 20℃; for 2h; Stage #3: 1,8-diiodooctane Further stages; |
Conditions | Yield |
---|---|
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 0.25h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at 20℃; for 2h; Stage #3: 1,8-diiodooctane Overall yield = 3 g; Further stages; | |
Stage #1: safranin O With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 0.25h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at 20℃; for 2h; Stage #3: 1,8-diiodooctane Overall yield = 3 g; Further stages; |
di-tert-butyl dicarbonate
safranin O
Conditions | Yield |
---|---|
Stage #1: C20H19N4(1+)*Cl(1-); safranin O With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 0.25h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at 20℃; for 2h; Overall yield = 5 g; | |
Stage #1: C20H19N4(1+)*Cl(1-); safranin O With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 0.25h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at 20℃; for 2h; Overall yield = 5 g; |
Conditions | Yield |
---|---|
Stage #1: C20H19N4(1+)*Cl(1-); safranin O With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 0.25h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at 20℃; for 2h; Stage #3: 1,8-diiodooctane Overall yield = 2 g; Further stages; | |
Stage #1: C20H19N4(1+)*Cl(1-); safranin O With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 0.25h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at 20℃; for 2h; Stage #3: 1,8-diiodooctane Overall yield = 3 g; Further stages; |
ethyl methyl ketone oxime
bis(trichloromethyl) carbonate
safranin O
bis(trifluoromethane)sulfonimide lithium
Conditions | Yield |
---|---|
Stage #1: bis(trichloromethyl) carbonate; safranin O With triethylamine In acetonitrile at 20℃; for 4h; Stage #2: ethyl methyl ketone oxime In acetonitrile at 60℃; for 1h; Stage #3: bis(trifluoromethane)sulfonimide lithium In water; acetonitrile at 20℃; for 1h; | 1.9 g |
Conditions | Yield |
---|---|
Stage #1: C20H19N4(1+)*Cl(1-); safranin O With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 0.25h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at 20℃; for 2h; Stage #3: 1,8-diiodooctane Overall yield = 3 g; Further stages; |
Conditions | Yield |
---|---|
Stage #1: C20H19N4(1+)*Cl(1-); safranin O With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 0.25h; Stage #2: di-tert-butyl dicarbonate In N,N-dimethyl-formamide at 20℃; for 2h; Stage #3: 1,8-diiodooctane Overall yield = 3 g; Further stages; |
Conditions | Yield |
---|---|
Stage #1: cholic acid; safranin O With dmap In dichloromethane; N,N-dimethyl-formamide for 0.166667h; Stage #2: With dicyclohexyl-carbodiimide In dichloromethane; N,N-dimethyl-formamide at 20℃; | 83% |
carbon monoxide
safranin O
Conditions | Yield |
---|---|
With sodium acetate In methanol Pt complex was added with stirring to soln. of CH3COONa in methanol under CO; after 24 h soln. of safranine in methanol was added; mixt. was stirred for 1 h; filtered; washed (methanol); dried (vac.); elem. anal.; | 84% |
safranin O
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 1 h / -40 °C 1.2: 1 h / -40 °C 2.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 1 h / -30 °C 2.2: 0.45 h / -30 - 20 °C 3.1: trifluoroacetic acid / dichloromethane / 2 h / 20 °C View Scheme | |
Multi-step reaction with 3 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 1 h / -40 °C 1.2: 1 h / -40 °C 2.1: sodium hydride / N,N-dimethyl-formamide / 1 h / -30 °C 2.2: 0.45 h / 0 - 20 °C 3.1: trifluoroacetic acid / dichloromethane / 2 h / 20 °C View Scheme | |
Multi-step reaction with 3 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 1 h / -40 °C 1.2: 1 h / -40 °C 2.1: sodium hydride / N,N-dimethyl-formamide / 1 h / -30 °C 2.2: 0.45 h / -30 - 20 °C 3.1: trifluoroacetic acid / dichloromethane / 2 h / 20 °C View Scheme | |
Multi-step reaction with 3 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 1 h / -40 °C 1.2: 1 h / -40 °C 2.1: sodium hydride / N,N-dimethyl-formamide / 1 h / -30 °C 2.2: 0.45 h / -30 - 20 °C 3.1: trifluoroacetic acid / dichloromethane / 2 h / 20 °C View Scheme | |
Multi-step reaction with 3 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 1 h / -40 °C 1.2: 1 h / -40 °C 2.1: sodium hydride / N,N-dimethyl-formamide / 1 h / -30 °C 2.2: 0.45 h / -40 - 20 °C 3.1: trifluoroacetic acid / dichloromethane / 2 h / 20 °C View Scheme |
di-tert-butyl dicarbonate
safranin O
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 1 h / -40 °C 1.2: 1 h / -40 °C 2.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 1 h / -30 °C 2.2: 0.45 h / -30 - 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 1 h / -40 °C 1.2: 1 h / -40 °C 2.1: sodium hydride / N,N-dimethyl-formamide / 1 h / -30 °C 2.2: 0.45 h / 0 - 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 1 h / -40 °C 1.2: 1 h / -40 °C 2.1: sodium hydride / N,N-dimethyl-formamide / 1 h / -30 °C 2.2: 0.45 h / -30 - 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 1 h / -40 °C 1.2: 1 h / -40 °C 2.1: sodium hydride / N,N-dimethyl-formamide / 1 h / -30 °C 2.2: 0.45 h / -30 - 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 1 h / -40 °C 1.2: 1 h / -40 °C 2.1: sodium hydride / N,N-dimethyl-formamide / 1 h / -30 °C 2.2: 0.45 h / -40 - 20 °C View Scheme |
safranin O
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 16 h / 0 - 20 °C 3.1: hydrazine hydrate / ethanol / 1 h / 85 °C View Scheme | |
Multi-step reaction with 3 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 16 h / 0 - 20 °C 3.1: hydrazine hydrate / ethanol / 1 h / 85 °C View Scheme | |
Multi-step reaction with 3 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 16 h / 0 - 20 °C 3.1: hydrazine hydrate / ethanol / 1 h / 85 °C View Scheme |
safranin O
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 16 h / 0 - 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 16 h / 0 - 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 16 h / 0 - 20 °C View Scheme |
safranin O
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h 2.2: 16 h / 0 - 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 16 h / 0 - 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 16 h / 0 - 20 °C View Scheme |
safranin O
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h 2.2: 16 h / 0 - 20 °C 3.1: hydrazine hydrate / ethanol / 1 h / 85 °C View Scheme | |
Multi-step reaction with 3 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 16 h / 0 - 20 °C 3.1: hydrazine hydrate / ethanol / 1 h / 85 °C View Scheme | |
Multi-step reaction with 3 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 16 h / 0 - 20 °C 3.1: hydrazine hydrate / ethanol / 1 h / 85 °C View Scheme |
safranin O
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 12 h / 0 - 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 12 h / 0 - 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 12 h / 0 - 20 °C View Scheme |
safranin O
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 12 h / 0 - 20 °C 2.3: 12 h / 0 - 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 12 h / 0 - 20 °C View Scheme |
safranin O
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 12 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 12 h / 0 - 20 °C View Scheme |
safranin O
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 0 - 20 °C 1.2: 2 h / 20 °C 2.1: caesium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C 2.2: 12 h / 0 - 20 °C View Scheme |
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