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Cas:7595-31-5
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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
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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
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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
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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
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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
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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
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Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
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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
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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:7595-31-5
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FOB Price: $7.0 / 8.0
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inquiryTriumph has the complete production of G- KG - MT service chain,we can make the new technology into productivity quickly in the research and development of new products. Main Business Custom Synthesis:
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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:7595-31-5
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inquiryOur 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
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inquiry1, High quality with competitive price:2, Fast and safe delivery3.Excellent pre-sales and after-sales service4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 yearsAppearance:see detailed specification
Cas:7595-31-5
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inquiry1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.
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inquiryFredchem focus on CRO/CMO business and its own R&D of API/Intermediates Package:Grams, Kilograms Application:Pharmaceutical field Transportation:According to customer request Port:Shanghai
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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 powder2.
Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
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inquiryWe are a trading company aiming at providing high-quality services to customers. Established for many years, with good reputation in the industry Storage:Sealed and preserved Application:Fine chemical intermediates, used as the main raw material for
Cas:7595-31-5
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inquiry4,5-dimethoxy-2-nitroaniline Application:4,5-dimethoxy-2-nitroaniline
We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white to yellow crystal powder Storage:Room temperature with sealed well Package:according to the clients requirement Applicatio
Supply top quality products with a reasonable price Application:api
4,5-DIMETHOXY-2-NITROANILINEAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:7595-31-5
Min.Order:0
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inquiryHangzhou ZeErRui Chemical Co., Ltd. is focused on customization, research and development and production of APIs and advanced intermediates, which can effectively compensate for the deficiencies of traditional CRO and CMO. Priority of high-tech barri
Cas:7595-31-5
Min.Order:0
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Type:Lab/Research institutions
inquiry7595-31-5 Application:intermediate
Cas:7595-31-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryWuhan Xinweiye Chemical Co., Ltd. is mainly engaged in the process development and production of customized synthesis and pharmaceutical intermediates. We have professional researchers in organic synthesis, analytical chemistry and production process
Cas:7595-31-5
Min.Order:0
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inquiryPharmaceutical grade;Large inventory; manufacturer shipped Application:Organic synthesis intermediates, pharmaceutical intermediates
Cas:7595-31-5
Min.Order:0
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inquiry1. Timely and efficient service to ensure communication with customers2. Produce products of different specifications and sizes according to your requirements.3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures sta
Cas:7595-31-5
Min.Order:0
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inquiry4,5-dimethoxy-2-nitroanilineAppearance:ask Storage:Keep in dry and cool condition Package:foil aluminium bag/vacuum packing Application:intermediates Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport to
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inquiryStable supply of goods and provision of high-quality services Application:As raw materials in the field of medicine and biology
4-Acetylamino-1,2-dimethoxy-5-nitrobenzene
4-amino-5-nitroveratrol
Conditions | Yield |
---|---|
With potassium hydroxide In methanol; water for 0.5h; Heating; | 95% |
With hydrogenchloride | |
With hydrogenchloride |
4-amino-5-nitroveratrol
Conditions | Yield |
---|---|
Stage #1: N-(4,5-dimethoxy-2-nitrophenyl)pyrimidin-2-amine With triethylsilane; trifluoroacetic acid at 50℃; Inert atmosphere; Stage #2: With acetic acid; hydrazine In methanol at 20℃; Inert atmosphere; regioselective reaction; | 76% |
Conditions | Yield |
---|---|
With benzophenone; triethylamine In isopropyl alcohol for 1h; Irradiation; | 19% |
With ammonia at 150℃; | |
With ethanol; palladium Hydrogenation; | |
With hydrogenchloride; tin(ll) chloride |
4,5-dimethoxy-1,2-dinitrobenzene
dimethyl amine
A
4-amino-5-nitroveratrol
B
4,5-dinitro-2-methoxyaniline
D
5,6-dimethoxy-2,1,3-benzoxadiazole
Conditions | Yield |
---|---|
In methanol for 4h; Product distribution; Mechanism; Irradiation; different amines, reagents, solvent and reaction time; | A 19% B n/a C n/a D 13% E n/a F n/a |
4,5-dimethoxy-1,2-dinitrobenzene
ammonium acetate
4-amino-5-nitroveratrol
Conditions | Yield |
---|---|
at 130 - 135℃; |
3,4-dimethoxy-2-nitroaniline
A
4-amino-5-nitroveratrol
B
4-Acetylamino-1,2-dimethoxy-5-nitrobenzene
Conditions | Yield |
---|---|
With phosphoric acid; acetic acid at 140 - 160℃; |
methanol
4,5-dimethoxy-1,2-dinitrobenzene
ammonia
4-amino-5-nitroveratrol
Conditions | Yield |
---|---|
at 150℃; | |
at 125℃; |
hydrogenchloride
4,5-dimethoxy-1,2-dinitrobenzene
4-amino-5-nitroveratrol
phosphoric acid
3,4-dimethoxy-2-nitroaniline
acetic acid
A
4-amino-5-nitroveratrol
B
4-Acetylamino-1,2-dimethoxy-5-nitrobenzene
Conditions | Yield |
---|---|
at 140 - 160℃; |
4-amino-5-nitroveratrol
Conditions | Yield |
---|---|
at 230℃; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 2: 95 percent / KOH / H2O; methanol / 0.5 h / Heating View Scheme | |
Multi-step reaction with 2 steps 1: nitric acid 2: tin (II)-chloride; alcoholic hydrochloric acid View Scheme | |
With potassium tert-butylate; N-methoxylamine hydrochloride; copper diacetate In N,N-dimethyl-formamide at -10 - 15℃; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 90 percent / fuming nitric acid / acetic acid / 0.5 h / Ambient temperature 2: 19 percent / benzophenone, triethylamine / propan-2-ol / 1 h / Irradiation View Scheme | |
Multi-step reaction with 2 steps 1: glacial acetic acid; aqueous nitric acid / <40 / anschliessendes Behandeln mit Salpetersaeure <30grad 2: methanol.ammonia / 150 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: nitric acid 2: sulfuric acid / 100 °C View Scheme | |
Multi-step reaction with 2 steps 1: glacial acetic acid; nitric acid 2: concentrated hydrochloric acid View Scheme |
2-acetamido-4,5-dimethoxybenzoic acid
4-amino-5-nitroveratrol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: nitric acid 2: sulfuric acid / 100 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: iron; aq.-ethanolic acetic acid 3: nitric acid; acetic acid / <-10 4: aq.-ethanolic hydrochloric acid View Scheme |
acetic acid-(2-acetyl-4,5-dimethoxy-anilide)
4-amino-5-nitroveratrol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: nitric acid; acetic acid / <-10 2: aq.-ethanolic hydrochloric acid View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 2: nitric acid; acetic acid / <-10 3: aq.-ethanolic hydrochloric acid View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: aqueous nitric acid; sulfuric acid / -3 °C 2: iron; aq.-ethanolic acetic acid 4: nitric acid; acetic acid / <-10 5: aq.-ethanolic hydrochloric acid View Scheme |
Conditions | Yield |
---|---|
With ammonia In methanol |
4-amino-5-nitroveratrol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: palladium diacetate; silver(I) nitrite; dipotassium peroxodisulfate; acetic acid / 1,2-dichloro-ethane / 80 °C / Inert atmosphere 2.1: trifluoroacetic acid; triethylsilane / 50 °C / Inert atmosphere 2.2: 20 °C / Inert atmosphere View Scheme |
4-amino-5-nitroveratrol
methyl iodide
N-methyl-2-nitro-4,5-dimethoxyaniline
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide 0-5 deg C, 10 min; 0-5 deg C, 1 h; RT, 1 h; | 96% |
Conditions | Yield |
---|---|
In xylene | 90% |
methanol
glyoxylic acid ethyl ester
4-amino-5-nitroveratrol
α-(4,5-dimethoxy-2-nitrophenylamino)-α-methoxyacetic acid ethyl ester
Conditions | Yield |
---|---|
for 17h; Condensation; Heating; | 89% |
at 65℃; for 17h; | 89% |
In toluene at 20℃; Heating / reflux; Dean-Stark trap; | 88.1% |
cis,trans-2,5-dimethoxytetrahydrofuran
4-amino-5-nitroveratrol
4,5-dimethoxy-2-pyrrolo-1-nitrobenzene
Conditions | Yield |
---|---|
With acetic acid for 0.166667h; Heating; | 85% |
Conditions | Yield |
---|---|
With indium; acetic acid In methanol at 50℃; for 1h; Inert atmosphere; | 80% |
4-amino-5-nitroveratrol
9,10-phenanthrenequinone
11,12-dimethoxydibenzo[a,c]phenazine
Conditions | Yield |
---|---|
With indium; acetic acid In methanol for 12h; Reflux; Inert atmosphere; | 72% |
4-amino-5-nitroveratrol
dimethylglyoxal
6,7-dimethoxy-2,3-dimethylquinoxaline
Conditions | Yield |
---|---|
With indium; indium(III) chloride In methanol for 2h; Reflux; Inert atmosphere; | 68% |
Conditions | Yield |
---|---|
With indium; indium(III) chloride In methanol for 0.833333h; Reagent/catalyst; Reflux; Inert atmosphere; | 65% |
2,2'-thenil
4-amino-5-nitroveratrol
6,7-dimethoxy-2,3-di-2-thiophenylquinoxaline
Conditions | Yield |
---|---|
With indium; acetic acid In methanol for 0.333333h; Reflux; Inert atmosphere; | 53% |
6-bromo-5-nitro-benzo[1,3]dioxole-4-carboxylic acid methyl ester
4-amino-5-nitroveratrol
N-(4',5'-Dimethoxy-2'-nitrophenyl)-6-amino-4-carbomethoxy-5-nitro-1,3-benzdioxol
Conditions | Yield |
---|---|
With copper; potassium carbonate In nitrobenzene for 0.25h; Heating; | 32% |
4-amino-5-nitroveratrol
crotonaldehyde
4-methyl-5,6-dimethoxy-8-nitroquinoline
Conditions | Yield |
---|---|
With phosphoric acid; orthoarsenic acid at 100℃; for 0.5h; | 30% |
4-amino-5-nitroveratrol
methyl vinyl ketone
A
8-amino-5,6-dimethoxy-4-methylquinoline
B
4-methyl-5,6-dimethoxy-8-nitroquinoline
Conditions | Yield |
---|---|
A n/a B 27% |
3-penten-2-one
4-amino-5-nitroveratrol
5,6-dimethoxy-2,4-dimethyl-8-nitroquinoline
Conditions | Yield |
---|---|
With phosphoric acid; orthoarsenic acid at 100℃; for 0.5h; | 26% |
Conditions | Yield |
---|---|
With phosphoric acid; orthoarsenic acid at 100℃; for 0.5h; | 22% |
With phosphoric acid; orthoarsenic acid at 100℃; | |
With phosphoric acid; arsenic(III) trioxide at 100℃; for 3h; |
1-chloro-3-pentanone
4-amino-5-nitroveratrol
5,6-dimethoxy-4-ethyl-8-nitroquinoline
Conditions | Yield |
---|---|
With phosphoric acid at 85 - 93℃; for 2.5h; | 18% |
4-amino-5-nitroveratrol
trans-3-penten-2-one
A
8-amino-5,6-dimethoxy-2,4-dimethylquinoline
B
5,6-dimethoxy-2,4-dimethyl-8-nitroquinoline
Conditions | Yield |
---|---|
A n/a B 14% |
Conditions | Yield |
---|---|
Verkochen.Diazotization; |
4-amino-5-nitroveratrol
4,5-dimethoxybenzene-1,2-diamine
Conditions | Yield |
---|---|
With hydrogenchloride; tin(ll) chloride | |
With hydrogen; nickel In tetrahydrofuran at 60 - 70℃; | |
With palladium on activated charcoal; hydrogen |
4-amino-5-nitroveratrol
acetic anhydride
4-Acetylamino-1,2-dimethoxy-5-nitrobenzene
Conditions | Yield |
---|---|
at 160℃; |
Conditions | Yield |
---|---|
With arsenic(V) oxide; sulfuric acid | |
With arsenic(V) oxide; phosphoric acid; sulfuric acid at 80℃; |
4-amino-5-nitroveratrol
diethyl malonate
(4,5-Dimethoxy-2-nitrophenyl)-azomalonsaeurediethylester
Conditions | Yield |
---|---|
(i) aq. NaNO2, aq. HCl, (ii) /BRN= 774687/, NaOAc; Multistep reaction; | |
With cis-nitrous acid; potassium carbonate 1) 0 deg C; Multistep reaction; |
4-amino-5-nitroveratrol
methyl vinyl ketone
4-methyl-5,6-dimethoxy-8-nitroquinoline
Conditions | Yield |
---|---|
With phosphoric acid; orthoarsenic acid at 100℃; for 2h; Yield given; |
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