Dayangchem's 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. DayangChem can provide different quantities
Cas:619-45-4
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inquiryProduct description: Product name Methyl 4-aminobenzoate CAS number 619-45-4 Assay ≥99% Appearance White crystalline powder Capacity 200mt/year Application Organic synthesis,
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inquiryCangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new ap
Our 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
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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
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inquiryOur company was built in 2009 with an ISO certificate.In the past 5 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:619-45-4
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inquiryWith our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
Cas:619-45-4
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inquiryName: 4-Aminobenzoic acid methyl ester CAS No.: 619-45-4 Molecular Formula: C8H9NO2 Molecular Weight: 151.16256 EINEC No.: 210-598-7 Appearance:White Powder Storage:Store in coo
Cas:619-45-4
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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:619-45-4
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inquiry1.In No Less 10 years exporting experience. you 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 Specializ
Cas:619-45-4
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inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese
Cas:619-45-4
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Type:Trading Company
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:619-45-4
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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
Hebei Mojin Biotechnology Co., Ltd, Our company is a professional in chemical raw materials and chemical reagents research and development production enterprises. Our business covers more than 30 countries, most of the big customers come from Europe,
Cas:619-45-4
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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
Cas:619-45-4
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inquirysuperior quality moderate price & quick delivery Appearance:white to beige crystals or crystalline powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your requ
Cas:619-45-4
Min.Order:1 Kilogram
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Type:Trading Company
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:619-45-4
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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 providi
Cas:619-45-4
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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:619-45-4
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inquiryMassive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
Cas:619-45-4
Min.Order:1 Gram
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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:619-45-4
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryProduct name: 4-Amino-Benzoic Acid Methyl Ester CAS No.: 619-45-4 Molecule Formula:C8H10ClNO2 Molecule Weight:187.62 Purity: 99.0% Package: 25kg/drum Description:White crystalline powder Manufacture Standards:Enterprise Standard
Cas:619-45-4
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
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:619-45-4
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inquiryMethyl 4-aminobenzoate Chemical Properties Melting point 110-111 °C (lit.) Boiling point 273.17°C (rough estimate) density 1.2023 (rough estimate) refractive index 1.5810 (estimate) storage temp. Store below +30°C. sol
Cas:619-45-4
Min.Order:200 Kilogram
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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
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:619-45-4
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inquiryLocated in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service an
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:619-45-4
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inquiryCapability on chemical synthesis1. Beijing High-Tech Enterprises2. Strong R&D Team3. 8 years of experiences in R & D of high-tech Catalyst;4. 5000 production techniques, 69 items of national patents, and 360 kinds of products on sales;5. The producti
Our company is engaged in customizing the benzene ring and pyridine derivative organic intermediates, and the quantity is flexible according to customer's needs. It mainly provides high-quality intermediates for domestic and foreign pharmaceutical an
Cas:619-45-4
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Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With potassium fluoride; polymethylhydrosiloxane; palladium diacetate In tetrahydrofuran; water at 20℃; for 0.5h; | 100% |
With potassium fluoride; polymethylhydrosiloxane; palladium diacetate In tetrahydrofuran at 20℃; for 0.5h; | 100% |
With sodium tetrahydroborate; water In ethanol at 25℃; for 1h; Solvent; chemoselective reaction; | 100% |
Conditions | Yield |
---|---|
With thionyl chloride for 2h; Esterification; Heating; | 100% |
With acetyl chloride at 20℃; for 168h; Inert atmosphere; | 100% |
With thionyl chloride at 0 - 20℃; | 100% |
methyl 4-azidobenzoate
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With sodium tetrahydroborate; tin bis(1,2-benzenethiolate) In tetrahydrofuran; phosphate buffer at 10℃; for 0.25h; pH=10; Reduction; | 100% |
With hydrazine hydrate In ethanol at 20℃; chemoselective reaction; | 99% |
With ammonium chloride; zinc In ethanol; water for 0.5h; Heating; | 98% |
Conditions | Yield |
---|---|
In 1,2-dimethoxyethane at 20℃; for 96h; | 100% |
methyl 4-amino-3-bromobenzoate
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With formic acid; tributyl-amine; 10-phenyl-10H-phenothiazine In acetonitrile at 20℃; for 49h; Inert atmosphere; UV-irradiation; | 100% |
With dihydroxyborane; potassium carbonate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride In N,N-dimethyl-formamide at 100℃; Suzuki Coupling; | 71% |
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With potassium phosphate; tris(2,2-bipyridine)ruthenium(II) hexafluorophosphate; ascorbic acid In water; acetonitrile at 20℃; for 2.5h; Sealed tube; Irradiation; Inert atmosphere; | 100% |
methanol
carbon monoxide
p-aminoiodobenzene
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With triethylamine at 100℃; under 3750.38 Torr; for 1.5h; Inert atmosphere; | 99% |
With triethylamine at 80℃; under 3750.38 Torr; for 3h; Autoclave; | 80% |
4-amino-benzoic acid
carbonic acid dimethyl ester
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With sulfuric acid for 18h; Reflux; Inert atmosphere; | 95% |
With layered double hydroxide - supported L-methionine at 180℃; for 6h; Autoclave; chemoselective reaction; | 90% |
With sulfuric acid for 16h; Neat (no solvent); Reflux; | 89.64% |
2-[(4-methoxycarbonylphenylamino)methylene]malonic acid diethyl ester
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With ethylenediamine In ethanol at 20℃; for 2.15h; | 95% |
methyl 4-(benzylamino)benzoate
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With ammonium formate; zinc In ethylene glycol for 0.0333333h; microwave irradiation; | 93% |
With hydrogen; palladium on activated charcoal In ethanol for 24h; | 100 % Turnov. |
Conditions | Yield |
---|---|
With sodium azide; copper; L-proline In water; dimethyl sulfoxide at 150℃; under 37503.8 Torr; for 0.583333h; Flow reactor; chemoselective reaction; | 93% |
With acetamidine hydrochloride; caesium carbonate In N,N-dimethyl-formamide at 130℃; for 20h; Inert atmosphere; Green chemistry; | 85% |
With copper (II)-fluoride; trimethylsilylazide; triethylamine In N,N-dimethyl acetamide at 95℃; for 24h; Inert atmosphere; | 66% |
Multi-step reaction with 2 steps 1: chlorotris(triphenylphosphine)cobalt(I); bis[2-(diphenylphosphino)phenyl] ether / toluene / 12 h / 100 °C 2: hydrogenchloride; water / methanol / 1 h / 20 °C View Scheme |
4-amino-3-iodobenzoic acid methyl ester
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With formic acid; tributyl-amine; fac-tris[2-phenylpyridinato-C2,N]iridium(III) In acetonitrile at 25 - 30℃; for 8h; Inert atmosphere; Irradiation; | 93% |
methyl 4-azidobenzoate
1-(azidomethyl)-4-methoxybenzene
A
4-methoxybenzonitrile
B
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With [2,5-Me2-3,4-Ph2(η5-C4CNHPh)]Ru(CO)2H at 70℃; for 16h; Irradiation; Inert atmosphere; | A 90% B 92% |
4-nitrobenzoic acid methyl ester
A
N-[(4-methoxycarbonyl)phenyl]hydroxylamine
B
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With methyldiazene In acetonitrile at 28℃; for 0.75h; Irradiation; Sealed tube; Inert atmosphere; | A 91% B n/a |
With [Co(κS,N-4-(trifluoromethyl)pyrimidine-2-thiolate)3]; methylhydrazine In d(4)-methanol at 70℃; for 1.5h; Sealed tube; | A 80% B 20% |
With 1,2-bis(mercaptomethyl)benzene; tetraethylammonium chloride; iron(II) chloride In acetonitrile at 40℃; for 6h; | A 47% B 11% |
Conditions | Yield |
---|---|
Stage #1: 4-methoxycarbonylphenyl bromide With bis(bis(trimethylsilyl)amido)zinc(II); tri-tert-butyl phosphine; lithium chloride; bis(dibenzylideneacetone)-palladium(0) In tetrahydrofuran at 50℃; for 6h; Stage #2: With hydrogenchloride In tetrahydrofuran; diethyl ether | 91% |
With potassium phosphate; bis(tri-ortho-tolylphosphine)palladium(0); (R)-(-)-1-[(S)-2-(dicyclohexylphosphino)ferrocenyl]ethyl-di-tert-butylphosphine; ammonia In 1,4-dioxane at 70℃; under 4137.29 Torr; for 12h; Inert atmosphere; | 83% |
With bis(triphenylphosphine)nickel(II) chloride; lithium hexamethyldisilazane In 1,4-dioxane at 90℃; for 2h; Glovebox; Sealed tube; | 47% |
Conditions | Yield |
---|---|
With sulfuric acid In methanol at 100℃; for 20h; | 90.3% |
In methanol; water |
4-allyloxycarbonylamino-benzoic acid methyl ester
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With tris(2,2'-bipyridine)nickel(II) tetrafluoroborate In N,N-dimethyl-formamide at 20℃; allyl carbamate cleavage; Electrochemical reaction; Zn/stainless steel couple electrodes; current intensity 60 mA; supporting electrolite: tetrabutylammonium tetrafluoroborate; | 90% |
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride; sodium acetate; palladium on activated charcoal In methanol Ambient temperature; | 88% |
Conditions | Yield |
---|---|
With potassium hydroxide In dimethyl sulfoxide at 20℃; for 2h; | 88% |
With N'',N'''''-1,8-naphthalenediyl bis[N,N,N',N'-tetramethyl]guanidine In N,N-dimethyl-formamide at 20℃; Kinetics; |
methyl 4-acetamidobenzoate
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
Stage #1: methyl 4-acetamidobenzoate With Schwartz's reagent In tetrahydrofuran at 20℃; for 0.0666667h; Inert atmosphere; Stage #2: With water In tetrahydrofuran Inert atmosphere; chemoselective reaction; | 87% |
methyl 4-(((benzyloxy)carbonyl)amino)benzoate
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With methanol; sodium tetrahydroborate; nickel(II) chloride hexahydrate at 20℃; for 0.25h; chemoselective reaction; | 87% |
4-nitrobenzoic acid methyl ester
2-(p-trifluoromethylphenyl)benzothiazoline
B
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With camphor-10-sulfonic acid In toluene for 24h; Molecular sieve; Reflux; Inert atmosphere; | A 10% B 87% |
4-tert-butoxycarbonylamino-benzoic acid methyl ester
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
HY-Zeolite In dichloromethane for 2h; Heating; | 86% |
Conditions | Yield |
---|---|
Stage #1: Methyl 4-chlorobenzoate With bis(bis(trimethylsilyl)amido)zinc(II); tri-tert-butyl phosphine; lithium chloride; bis(dibenzylideneacetone)-palladium(0) In tetrahydrofuran at 90℃; for 18h; Stage #2: With hydrogenchloride In tetrahydrofuran; diethyl ether | 85% |
With potassium phosphate; bis(tri-ortho-tolylphosphine)palladium(0); (R)-(-)-1-[(S)-2-(dicyclohexylphosphino)ferrocenyl]ethyl-di-tert-butylphosphine; ammonia In 1,4-dioxane at 70℃; under 4137.29 Torr; for 12h; Inert atmosphere; | 79% |
With dicyclohexyl(2',4',6'-triisopropyl-5-methoxy-3,4,6-trimethyl-[1,1'-biphenyl]-2-yl)phosphine; C50H70NO4PPdS; C50H70NO4PPdS; dicyclohexyl(2',4',6'-triisopropyl-4-methoxy-3,5,6-trimethyl-[1,1'-biphenyl]-2-yl)phosphine; ammonia; sodium t-butanolate In 1,4-dioxane at 50℃; for 24h; Inert atmosphere; | 53% |
With C46H71Cl3N2Pd; ammonia; sodium t-butanolate In 1,4-dioxane at 80℃; for 2h; Inert atmosphere; Schlenk technique; | 51% |
4-benzylidene-2-phenyloxazole-5(4H)-one
A
(Z)-N-(3-hydrazinyl-3-oxo-1-phenylprop-1-en-2-yl)benzamide
B
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With hydrazine hydrate In ethanol for 3h; Reflux; | A 85% B n/a |
4-nitrobenzoic acid methyl ester
isopropyl alcohol
A
isopropyl 4-aminobenzoate
B
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With potassium tert-butylate; bis(pinacol)diborane at 110℃; for 2h; | A n/a B 85% |
methyl 4-acetamidobenzoate
A
methyl 4-(ethylamino)benzoate
B
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With dihydridocarbonyl(1,1,1-tris(diphenylphosphinomethyl)ethane)ruthenium(II) complex; boron trifluoride diethyl etherate; hydrogen; toluene-4-sulfonic acid In tetrahydrofuran at 120℃; under 38002.6 Torr; for 16h; Glovebox; Autoclave; Inert atmosphere; | A 85% B n/a |
With [bis(2-methylallyl)cycloocta-1,5-diene]ruthenium(II); formic acid; bis(trifluoromethanesulfonyl)amide; triethylamine; [2-((diphenylphospino)methyl)-2-methyl-1,3-propanediyl]bis[diphenylphosphine] In dibutyl ether at 130℃; for 24h; | A n/a B 83% |
Conditions | Yield |
---|---|
With dipotassium peroxodisulfate; sodium azide; water; silver carbonate In N,N-dimethyl-formamide at 120℃; Sealed tube; | 85% |
With sodium azide In dimethyl sulfoxide at 125℃; for 19h; | 20% |
methyl 4-(1-hydroxy ethyl)benzoate
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With sodium azide; methanesulfonic acid; trifluoroacetic acid In hexane at 40℃; for 4h; Sealed tube; | 84% |
With sodium azide; methanesulfonic acid; trifluoroacetic acid In hexane at 40℃; for 10h; | 78% |
Conditions | Yield |
---|---|
In dichloromethane at 20℃; Inert atmosphere; | 100% |
With pyridine In dichloromethane at 0 - 20℃; | 100% |
With acetic acid for 2h; Reflux; | 91.32% |
4-methoxycarbonyl aniline
methyl p-nitrosobenzoate
Conditions | Yield |
---|---|
With selenium(IV) oxide; dihydrogen peroxide In dichloromethane; water at 20℃; for 22h; | 100% |
With oxone(R) In dichloromethane; water at 20℃; for 1h; Inert atmosphere; | 95% |
With oxone In dichloromethane; water at 20℃; | 89% |
4-methoxycarbonyl aniline
4-amino-3-iodobenzoic acid methyl ester
Conditions | Yield |
---|---|
With N,N,N-trimethylbenzenemethanaminium dichloroiodate; calcium carbonate In methanol; dichloromethane Heating / reflux; | 100% |
With N,N,N-trimethylbenzenemethanaminium dichloroiodate; calcium carbonate In methanol; dichloromethane Heating / reflux; | 100% |
With pyridine iodine monochloride In methanol for 2h; Reflux; Inert atmosphere; | 93% |
formaldehyd
4-methoxycarbonyl aniline
methyl 4-(N,N-dimethylamino)benzoate
Conditions | Yield |
---|---|
With sodium cyanoborohydride; acetic acid at 0 - 65℃; for 2.75h; | 100% |
With Decaborane In methanol; water at 20℃; for 0.5h; | 94% |
With sodium cyanoborohydride; acetic acid In tetrahydrofuran at 23 - 50℃; for 18h; Inert atmosphere; | 63% |
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With selenium(IV) oxide; dihydrogen peroxide In methanol; water at 20℃; for 22h; | 100% |
With selenium(IV) oxide; dihydrogen peroxide In methanol; water at 20℃; for 72h; | 100 %Spectr. |
Multi-step reaction with 2 steps 1: acetic acid; sodium tris(acetoxy)borohydride / dichloromethane; methanol / 20 °C 2: dihydrogen peroxide; ammonium paratungstate hydrate / ethanol; water / 70 °C View Scheme |
Conditions | Yield |
---|---|
Stage #1: 4-methoxycarbonyl aniline With hydrogenchloride; sodium nitrite In water for 0.5h; cooling; Stage #2: piperazine In water for 0.5h; | 100% |
4-methoxycarbonyl aniline
5-((tert-butoxycarbonyl)amino)benzo[b]thiophene-2-carboxylic acid
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide | 100% |
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 25℃; |
trifluoroacetic anhydride
4-methoxycarbonyl aniline
methyl 4-(2,2,2-trifluoroacetamido)benzoate
Conditions | Yield |
---|---|
In dichloromethane for 1h; | 100% |
Stage #1: trifluoroacetic anhydride; 4-methoxycarbonyl aniline In dichloromethane for 1h; Stage #2: With water; sodium hydrogencarbonate In dichloromethane | 100% |
With triethylamine In dichloromethane at 0 - 20℃; for 14h; | 97% |
(2R,4R)-4-(tert-Butyl-dimethyl-silanyloxy)-2-(4-dimethylcarbamoyl-2-fluoro-phenylcarbamoyl)-pyrrolidine-1-carboxylic acid tert-butyl ester
4-methoxycarbonyl aniline
(2R,4R)-4-Methoxy-2-(4-methoxycarbonyl-phenylcarbamoyl)-pyrrolidine-1-carboxylic acid tert-butyl ester
Conditions | Yield |
---|---|
With N-ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline; triethylamine In chloroform; ethyl acetate | 100% |
N-(t-butoxycarbonyl)glycinal
4-methoxycarbonyl aniline
4-(2-tert-butoxycarbonylamino-ethylamino)benzoic acid methyl ester
Conditions | Yield |
---|---|
Stage #1: N-(t-butoxycarbonyl)glycinal; 4-methoxycarbonyl aniline With acetic acid In methanol at 20℃; for 1h; Molecular sieve; Inert atmosphere; Stage #2: With sodium cyanoborohydride In methanol at 20℃; Molecular sieve; Inert atmosphere; | 100% |
Stage #1: N-(t-butoxycarbonyl)glycinal; 4-methoxycarbonyl aniline In methanol; acetic acid 4A molecular sieves; Stage #2: With sodium cyanoborohydride In methanol; acetic acid Product distribution / selectivity; | 68% |
With 3-phenyl-propionaldehyde; sodium cyanoborohydride In methanol; acetic acid Product distribution / selectivity; Molecular sieve; |
3-methoxy-benzaldehyde
4-methoxycarbonyl aniline
4-[(3-methoxy-benzylidene) amino]-benzoic acid methyl ester
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene for 12h; Reflux; | 100% |
In N,N-dimethyl-formamide at 100 - 150℃; |
2,4-difluorobenzaldehyde
4-methoxycarbonyl aniline
4-{[1-(2,4-difluoro-phenyl)-meth-(E)-ylidene]-amino}-benzoic acid methyl ester
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene for 12h; | 100% |
With toluene-4-sulfonic acid In toluene for 12h; Reflux; | 100% |
m-bromobenzoic aldehyde
4-methoxycarbonyl aniline
4-{[1-(3-bromo-phenyl)-meth-(E)-ylidene]-amino}-benzoic acid methyl ester
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene for 12h; Reflux; | 100% |
With toluene-4-sulfonic acid In toluene for 12h; Reflux; | 100% |
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 80℃; for 8h; | 100% |
trimethylsilyl cyanide
N-tert-butyloxycarbonylpiperidin-4-one
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
In acetic acid at 0 - 20℃; | 100% |
In acetic acid at 0 - 20℃; |
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 100℃; | 100% |
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 100℃; for 10h; | 10% |
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 18h; Inert atmosphere; Molecular sieve; | 100% |
Conditions | Yield |
---|---|
With 10wt%Cu-5wt%Co/γ-Al2O3 at 170℃; for 6h; Autoclave; Inert atmosphere; | 100% |
With zinc oxide-supported iridium catalyst at 150℃; under 3750.38 Torr; for 12h; Inert atmosphere; | 76 %Chromat. |
Conditions | Yield |
---|---|
Stage #1: 4-methoxycarbonyl aniline With hydrogenchloride; sodium nitrite In water at 0 - 40℃; for 1h; Stage #2: edaravone With sodium hydroxide In water at 2 - 5℃; for 1h; | 99.6% |
Methyl 4-methyl-3-oxopentanoate
4-methoxycarbonyl aniline
methyl 4-(4-methyl-3-oxopentanamido)benzoate
Conditions | Yield |
---|---|
With ethylenediamine In toluene for 20 - 25h; Heating / reflux; | 99.45% |
In toluene for 24h; Reflux; Dean-Stark; | 85% |
6-chloro-N,N'-di-p-tolyl-[1,3,5]triazine-2,4-diamine
4-methoxycarbonyl aniline
4-(4,6-Bis-p-tolylamino-[1,3,5]triazin-2-ylamino)-benzoic acid methyl ester
Conditions | Yield |
---|---|
With sodium hydroxide In 1,4-dioxane at 80℃; for 2h; | 99.1% |
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dichloromethane at 0℃; Inert atmosphere; | 99% |
With triethylamine In dichloromethane at 0 - 20℃; | 80% |
With sodium acetate |
4-nitro-benzoyl chloride
4-methoxycarbonyl aniline
methyl 4-<(4'-nitrobenzoyl)amino>benzoate
Conditions | Yield |
---|---|
In dichloromethane at 20℃; | 99% |
With triethylamine In dichloromethane at 0 - 20℃; for 12h; | 87% |
With pyridine; chloroform |
Conditions | Yield |
---|---|
With bromine; acetic acid at 25℃; for 0.5h; Bromination; | 99% |
With bromine In acetic acid at 25℃; for 0.5h; Bromination; Heating; | 98% |
With bromine; acetic acid at 25℃; for 0.5h; Bromination; | 98% |
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